420 stainless steel is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.
420 stainless steel is a martensitic alloy known for its high hardness, excellent corrosion resistance, and moderate strength. Its composition and performance make it suitable for various applications, especially those requiring good wear resistance and corrosion resistance.
| Element | Composition Range (%) |
|---|---|
| Chromium (Cr) | 12.00 – 14.00 |
| Carbon (C) | 0.15 max |
| Manganese (Mn) | 1.00 max |
| Silicon (Si) | 1.00 max |
| Phosphorus (P) | 0.040 max |
| Sulfur (S) | 0.030 max |
| Performance Characteristics | Description |
|---|---|
| Hardness and Wear Resistance | Offers high hardness and excellent wear resistance after heat treatment, making it suitable for applications like cutlery, surgical instruments, and molds. |
| Corrosion Resistance | Provides good corrosion resistance in mild environments such as atmospheric conditions and some mild chemicals. |
| Heat Treatability | Can be hardened through heat treatment processes like quenching and tempering to enhance mechanical properties and wear resistance. |
| Strength | Offers moderate tensile strength, suitable for applications with mechanical stresses. |
| Magnetic Properties | Exhibits ferromagnetic behavior, making it useful in applications requiring magnetic properties. |
| Machinability | Offers good machinability in the annealed condition, but it may become challenging after heat treatment due to increased hardness. |
| Limitations | Has lower corrosion resistance compared to austenitic stainless steels and is not suitable for highly corrosive environments. Not recommended for high-temperature applications. |
| Applications | Used in cutlery, kitchen tools, surgical and dental instruments, bearings, valve components, nozzles, pump parts, textile industry components, molds, and dies. |
High Hardness and Wear Resistance:
Corrosion Resistance:
Heat Treatability:
Moderate Strength:
Magnetic Properties:
Machinability:
Applications:
Limitations:
In summary, 420 stainless steel’s composition and performance make it a suitable choice for applications requiring high hardness, wear resistance, and moderate corrosion resistance. Its use should be considered based on the specific requirements of the application and its limitations in corrosive or high-temperature environments.
The higher carbon content in 420 stainless steel plays a crucial role in enhancing its hardness and strength. Carbon is a key element that significantly influences the material’s mechanical properties, particularly its ability to be hardened through heat treatment processes.
When carbon is added to the steel alloy, it forms carbides during the heat treatment process, which creates a microstructure characterized by a higher density of these hard carbide particles. This results in increased hardness and improved wear resistance. The higher carbon content allows for greater martensitic transformation during quenching, leading to the formation of a hard and brittle martensitic structure.
In the case of 420 stainless steel, the elevated carbon content facilitates the development of a martensitic phase when the steel is quenched from high temperatures. This martensitic phase is responsible for the steel’s exceptional hardness and strength. The combination of the carbon-induced martensite and the inherent corrosion-resistant properties of stainless steel makes 420 stainless steel well-suited for applications that require a balance of hardness, strength, and corrosion resistance, such as cutlery, surgical instruments, and industrial components subjected to wear and abrasion.
| ( ! ) Notice: Trying to access array offset on value of type bool in /var/www/html/wp-content/plugins/elementor/includes/base/widget-base.php on line 223 | ||||
|---|---|---|---|---|
| Call Stack | ||||
| # | Time | Memory | Function | Location |
| 1 | 0.0001 | 356664 | {main}( ) | .../index.php:0 |
| 2 | 0.0001 | 356944 | require( '/var/www/html/wp-blog-header.php ) | .../index.php:17 |
| 3 | 0.1007 | 10790408 | require_once( '/var/www/html/wp-includes/template-loader.php ) | .../wp-blog-header.php:19 |
| 4 | 0.1018 | 10809552 | include( '/var/www/html/wp-content/plugins/elementor/modules/page-templates/templates/header-footer.php ) | .../template-loader.php:106 |
| 5 | 0.4382 | 21801528 | Elementor\Modules\PageTemplates\Module->print_content( ) | .../header-footer.php:19 |
| 6 | 0.4382 | 21801904 | call_user_func:{/var/www/html/wp-content/plugins/elementor/modules/page-templates/module.php:207}( $function_name = [0 => class Elementor\Modules\PageTemplates\Module { protected $print_callback = ...; private ${Elementor\Core\Base\Module}reflection = NULL; private ${Elementor\Core\Base\Module}components = [...]; private ${Elementor\Core\Base\Base_Object}settings = NULL }, 1 => 'print_callback'] ) | .../module.php:207 |
| 7 | 0.4382 | 21801984 | Elementor\Modules\PageTemplates\Module->print_callback( ) | .../module.php:207 |
| 8 | 0.4383 | 21812224 | the_content( $more_link_text = ???, $strip_teaser = ??? ) | .../module.php:190 |
| 9 | 0.4384 | 21812256 | apply_filters( $hook_name = 'the_content', $value = '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste' ) | .../post-template.php:256 |
| 10 | 0.4384 | 21812664 | WP_Hook->apply_filters( $value = '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste', $args = [0 => '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste'] ) | .../plugin.php:205 |
| 11 | 0.4396 | 21802728 | Elementor\Frontend->apply_builder_in_content( $content = '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste' ) | .../class-wp-hook.php:324 |
| 12 | 0.4396 | 21803104 | Elementor\Frontend->get_builder_content( $post_id = 2379, $with_css = ??? ) | .../frontend.php:1085 |
| 13 | 0.4401 | 22066328 | Elementor\Core\DocumentTypes\Post->print_elements_with_wrapper( $elements_data = [0 => ['id' => '5f57b2a3', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => ''], 1 => ['id' => '5e0d297e', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => '']] ) | .../frontend.php:1190 |
| 14 | 0.4442 | 22137224 | Elementor\Core\DocumentTypes\Post->print_elements( $elements_data = [0 => ['id' => '5f57b2a3', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => ''], 1 => ['id' => '5e0d297e', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => '']] ) | .../document.php:1200 |
| 15 | 0.4442 | 22137224 | Elementor\Core\DocumentTypes\Post->do_print_elements( $elements_data = [0 => ['id' => '5f57b2a3', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => ''], 1 => ['id' => '5e0d297e', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => '']] ) | .../document.php:1799 |
| 16 | 0.4618 | 22248872 | Elementor\Element_Section->print_element( ) | .../document.php:1874 |
| 17 | 0.4633 | 22302104 | Elementor\Element_Section->print_content( ) | .../element-base.php:483 |
| 18 | 0.4673 | 22411560 | Elementor\Element_Column->print_element( ) | .../element-base.php:1443 |
| 19 | 0.4683 | 22464792 | Elementor\Element_Column->print_content( ) | .../element-base.php:483 |
| 20 | 0.5023 | 23475632 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->print_element( ) | .../element-base.php:1443 |
| 21 | 0.5023 | 23475696 | do_action( $hook_name = 'elementor/frontend/widget/before_render', ...$arg = variadic(class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = []; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = []; private ${Elementor\Element_Base}depended_styles = []; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = ['id' => '5a90a341', 'settings' => [...], 'elements' => [...], 'isInner' => FALSE, 'widgetType' => 'media-carousel', 'elType' => 'widget']; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = []; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = []; private ${Elementor\Core\Base\Base_Object}settings = NULL }) ) | .../element-base.php:474 |
| 22 | 0.5023 | 23476072 | WP_Hook->do_action( $args = [0 => class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = [...]; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = [...]; private ${Elementor\Element_Base}depended_styles = [...]; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = [...]; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = [...]; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = [...]; private ${Elementor\Core\Base\Base_Object}settings = NULL }] ) | .../plugin.php:517 |
| 23 | 0.5023 | 23476072 | WP_Hook->apply_filters( $value = '', $args = [0 => class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = [...]; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = [...]; private ${Elementor\Element_Base}depended_styles = [...]; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = [...]; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = [...]; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = [...]; private ${Elementor\Core\Base\Base_Object}settings = NULL }] ) | .../class-wp-hook.php:348 |
| 24 | 0.5023 | 23476072 | ElementorPro\Modules\DisplayConditions\Module->before_element_render( $element = class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = []; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = []; private ${Elementor\Element_Base}depended_styles = []; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = ['id' => '5a90a341', 'settings' => [...], 'elements' => [...], 'isInner' => FALSE, 'widgetType' => 'media-carousel', 'elType' => 'widget']; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = []; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = []; private ${Elementor\Core\Base\Base_Object}settings = NULL } ) | .../class-wp-hook.php:324 |
| 25 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_settings_for_display( $setting_key = ??? ) | .../module.php:173 |
| 26 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_parsed_dynamic_settings( $setting = ???, $settings = ??? ) | .../controls-stack.php:1263 |
| 27 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_settings( $setting = ??? ) | .../controls-stack.php:1172 |
| 28 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->ensure_settings( ) | .../base-object.php:40 |
| 29 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_init_settings( ) | .../base-object.php:142 |
| 30 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_data( $item = 'settings' ) | .../controls-stack.php:2218 |
| 31 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->sanitize_settings( $settings = ['skin' => 'coverflow', 'slides' => [0 => [...], 1 => [...], 2 => [...]], 'display_condition_list' => [0 => [...]]], $controls = ??? ) | .../controls-stack.php:1158 |
| 32 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_controls( $control_id = ??? ) | .../controls-stack.php:2475 |
| 33 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_stack( $with_common_controls = ??? ) | .../controls-stack.php:314 |
| 34 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_stack( ) | .../widget-base.php:192 |
| 35 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->init_controls( ) | .../controls-stack.php:569 |
| 36 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->init_controls( ) | .../widget-base.php:1065 |
| 37 | 0.5023 | 23476448 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->register_controls( ) | .../controls-stack.php:2386 |
| 38 | 0.5042 | 23519432 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->add_injections( ) | .../media-carousel.php:146 |
| 39 | 0.5045 | 23526336 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->add_group_control( $group_name = 'text-shadow', $args = ['name' => 'play_icon_text_shadow', 'selector' => '{{WRAPPER}} .elementor-custom-embed-play i', 'fields_options' => ['text_shadow_type' => [...]]], $options = ??? ) | .../media-carousel.php:493 |
| 40 | 0.5046 | 23526336 | Elementor\Group_Control_Text_Shadow->add_controls( $element = class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = []; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = []; private ${Elementor\Element_Base}depended_styles = []; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = ['id' => '5a90a341', 'settings' => [...], 'elements' => [...], 'isInner' => FALSE, 'widgetType' => 'media-carousel', 'elType' => 'widget']; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = []; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = []; private ${Elementor\Core\Base\Base_Object}settings = NULL }, $user_args = ['name' => 'play_icon_text_shadow', 'selector' => '{{WRAPPER}} .elementor-custom-embed-play i', 'fields_options' => ['text_shadow_type' => [...]]], $options = [] ) | .../controls-stack.php:780 |
| 41 | 0.5046 | 23530360 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->end_popover( ) | .../base.php:130 |
| 42 | 0.5046 | 23529984 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_pointer_index( ) | .../controls-stack.php:1828 |
| ( ! ) Notice: Undefined offset: -1 in /var/www/html/wp-content/plugins/elementor/includes/base/controls-stack.php on line 695 | ||||
|---|---|---|---|---|
| Call Stack | ||||
| # | Time | Memory | Function | Location |
| 1 | 0.0001 | 356664 | {main}( ) | .../index.php:0 |
| 2 | 0.0001 | 356944 | require( '/var/www/html/wp-blog-header.php ) | .../index.php:17 |
| 3 | 0.1007 | 10790408 | require_once( '/var/www/html/wp-includes/template-loader.php ) | .../wp-blog-header.php:19 |
| 4 | 0.1018 | 10809552 | include( '/var/www/html/wp-content/plugins/elementor/modules/page-templates/templates/header-footer.php ) | .../template-loader.php:106 |
| 5 | 0.4382 | 21801528 | Elementor\Modules\PageTemplates\Module->print_content( ) | .../header-footer.php:19 |
| 6 | 0.4382 | 21801904 | call_user_func:{/var/www/html/wp-content/plugins/elementor/modules/page-templates/module.php:207}( $function_name = [0 => class Elementor\Modules\PageTemplates\Module { protected $print_callback = ...; private ${Elementor\Core\Base\Module}reflection = NULL; private ${Elementor\Core\Base\Module}components = [...]; private ${Elementor\Core\Base\Base_Object}settings = NULL }, 1 => 'print_callback'] ) | .../module.php:207 |
| 7 | 0.4382 | 21801984 | Elementor\Modules\PageTemplates\Module->print_callback( ) | .../module.php:207 |
| 8 | 0.4383 | 21812224 | the_content( $more_link_text = ???, $strip_teaser = ??? ) | .../module.php:190 |
| 9 | 0.4384 | 21812256 | apply_filters( $hook_name = 'the_content', $value = '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste' ) | .../post-template.php:256 |
| 10 | 0.4384 | 21812664 | WP_Hook->apply_filters( $value = '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste', $args = [0 => '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste'] ) | .../plugin.php:205 |
| 11 | 0.4396 | 21802728 | Elementor\Frontend->apply_builder_in_content( $content = '<h1>420 stainless steel</h1>\t\t\n\t\t<p><em><strong>420 stainless steel</strong></em> is a martensitic alloy with 12% chromium content. It provides good corrosion resistance, high hardness, and is often used in applications requiring high wear resistance like surgical instruments, cutlery, and certain industrial tools.</p>\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width="734" height="735" src="https://huaxiao-materials.com/wp-content/uploads/2023/08/3b851af7b92275023ac966586bd8afc.png" alt="420 stainless ste' ) | .../class-wp-hook.php:324 |
| 12 | 0.4396 | 21803104 | Elementor\Frontend->get_builder_content( $post_id = 2379, $with_css = ??? ) | .../frontend.php:1085 |
| 13 | 0.4401 | 22066328 | Elementor\Core\DocumentTypes\Post->print_elements_with_wrapper( $elements_data = [0 => ['id' => '5f57b2a3', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => ''], 1 => ['id' => '5e0d297e', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => '']] ) | .../frontend.php:1190 |
| 14 | 0.4442 | 22137224 | Elementor\Core\DocumentTypes\Post->print_elements( $elements_data = [0 => ['id' => '5f57b2a3', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => ''], 1 => ['id' => '5e0d297e', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => '']] ) | .../document.php:1200 |
| 15 | 0.4442 | 22137224 | Elementor\Core\DocumentTypes\Post->do_print_elements( $elements_data = [0 => ['id' => '5f57b2a3', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => ''], 1 => ['id' => '5e0d297e', 'elType' => 'section', 'settings' => [...], 'elements' => [...], 'isInner' => '']] ) | .../document.php:1799 |
| 16 | 0.4618 | 22248872 | Elementor\Element_Section->print_element( ) | .../document.php:1874 |
| 17 | 0.4633 | 22302104 | Elementor\Element_Section->print_content( ) | .../element-base.php:483 |
| 18 | 0.4673 | 22411560 | Elementor\Element_Column->print_element( ) | .../element-base.php:1443 |
| 19 | 0.4683 | 22464792 | Elementor\Element_Column->print_content( ) | .../element-base.php:483 |
| 20 | 0.5023 | 23475632 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->print_element( ) | .../element-base.php:1443 |
| 21 | 0.5023 | 23475696 | do_action( $hook_name = 'elementor/frontend/widget/before_render', ...$arg = variadic(class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = []; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = []; private ${Elementor\Element_Base}depended_styles = []; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = ['id' => '5a90a341', 'settings' => [...], 'elements' => [...], 'isInner' => FALSE, 'widgetType' => 'media-carousel', 'elType' => 'widget']; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = []; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = []; private ${Elementor\Core\Base\Base_Object}settings = NULL }) ) | .../element-base.php:474 |
| 22 | 0.5023 | 23476072 | WP_Hook->do_action( $args = [0 => class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = [...]; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = [...]; private ${Elementor\Element_Base}depended_styles = [...]; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = [...]; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = [...]; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = [...]; private ${Elementor\Core\Base\Base_Object}settings = NULL }] ) | .../plugin.php:517 |
| 23 | 0.5023 | 23476072 | WP_Hook->apply_filters( $value = '', $args = [0 => class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = [...]; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = [...]; private ${Elementor\Element_Base}depended_styles = [...]; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = [...]; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = [...]; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = [...]; private ${Elementor\Core\Base\Base_Object}settings = NULL }] ) | .../class-wp-hook.php:348 |
| 24 | 0.5023 | 23476072 | ElementorPro\Modules\DisplayConditions\Module->before_element_render( $element = class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = []; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = []; private ${Elementor\Element_Base}depended_styles = []; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = ['id' => '5a90a341', 'settings' => [...], 'elements' => [...], 'isInner' => FALSE, 'widgetType' => 'media-carousel', 'elType' => 'widget']; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = []; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = []; private ${Elementor\Core\Base\Base_Object}settings = NULL } ) | .../class-wp-hook.php:324 |
| 25 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_settings_for_display( $setting_key = ??? ) | .../module.php:173 |
| 26 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_parsed_dynamic_settings( $setting = ???, $settings = ??? ) | .../controls-stack.php:1263 |
| 27 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_settings( $setting = ??? ) | .../controls-stack.php:1172 |
| 28 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->ensure_settings( ) | .../base-object.php:40 |
| 29 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_init_settings( ) | .../base-object.php:142 |
| 30 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_data( $item = 'settings' ) | .../controls-stack.php:2218 |
| 31 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->sanitize_settings( $settings = ['skin' => 'coverflow', 'slides' => [0 => [...], 1 => [...], 2 => [...]], 'display_condition_list' => [0 => [...]]], $controls = ??? ) | .../controls-stack.php:1158 |
| 32 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_controls( $control_id = ??? ) | .../controls-stack.php:2475 |
| 33 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_stack( $with_common_controls = ??? ) | .../controls-stack.php:314 |
| 34 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_stack( ) | .../widget-base.php:192 |
| 35 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->init_controls( ) | .../controls-stack.php:569 |
| 36 | 0.5023 | 23476072 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->init_controls( ) | .../widget-base.php:1065 |
| 37 | 0.5023 | 23476448 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->register_controls( ) | .../controls-stack.php:2386 |
| 38 | 0.5042 | 23519432 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->add_injections( ) | .../media-carousel.php:146 |
| 39 | 0.5045 | 23526336 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->add_group_control( $group_name = 'text-shadow', $args = ['name' => 'play_icon_text_shadow', 'selector' => '{{WRAPPER}} .elementor-custom-embed-play i', 'fields_options' => ['text_shadow_type' => [...]]], $options = ??? ) | .../media-carousel.php:493 |
| 40 | 0.5046 | 23526336 | Elementor\Group_Control_Text_Shadow->add_controls( $element = class ElementorPro\Modules\Carousel\Widgets\Media_Carousel { private $lightbox_slide_index = NULL; private ${ElementorPro\Modules\Carousel\Widgets\Base}slide_prints_count = 0; protected $_has_template_content = TRUE; private ${Elementor\Widget_Base}is_first_section = FALSE; private ${Elementor\Element_Base}children = NULL; private ${Elementor\Element_Base}default_args = []; private ${Elementor\Element_Base}is_type_instance = FALSE; private ${Elementor\Element_Base}depended_scripts = []; private ${Elementor\Element_Base}depended_styles = []; private ${Elementor\Controls_Stack}id = '5a90a341'; private ${Elementor\Controls_Stack}active_settings = NULL; private ${Elementor\Controls_Stack}parsed_active_settings = NULL; private ${Elementor\Controls_Stack}parsed_dynamic_settings = NULL; private ${Elementor\Controls_Stack}data = ['id' => '5a90a341', 'settings' => [...], 'elements' => [...], 'isInner' => FALSE, 'widgetType' => 'media-carousel', 'elType' => 'widget']; private ${Elementor\Controls_Stack}config = NULL; private ${Elementor\Controls_Stack}additional_config = []; private ${Elementor\Controls_Stack}current_section = NULL; private ${Elementor\Controls_Stack}current_tab = NULL; private ${Elementor\Controls_Stack}current_popover = NULL; private ${Elementor\Controls_Stack}injection_point = FALSE; private ${Elementor\Controls_Stack}settings_sanitized = FALSE; private ${Elementor\Controls_Stack}render_attributes = []; private ${Elementor\Core\Base\Base_Object}settings = NULL }, $user_args = ['name' => 'play_icon_text_shadow', 'selector' => '{{WRAPPER}} .elementor-custom-embed-play i', 'fields_options' => ['text_shadow_type' => [...]]], $options = [] ) | .../controls-stack.php:780 |
| 41 | 0.5046 | 23530360 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->end_popover( ) | .../base.php:130 |
| 42 | 0.5057 | 23560368 | ElementorPro\Modules\Carousel\Widgets\Media_Carousel->get_control_key( $control_index = -1 ) | .../controls-stack.php:1828 |
420 stainless steel finds its typical applications in industries that demand a combination of wear resistance and moderate corrosion resistance. Here are some common applications across various sectors:
Cutlery and Kitchen Tools: 420 stainless steel is widely used for manufacturing cutlery items like knives, scissors, and kitchen utensils. Its high hardness and edge retention make it suitable for blades that need to maintain sharpness over extended use.
Surgical and Dental Instruments: The steel’s corrosion resistance, hardness, and biocompatibility make it valuable for crafting surgical instruments, dental tools, and orthopedic implants.
Bearings and Bushings: In industries like aerospace and automotive, 420 stainless steel is employed in bearing assemblies and bushings due to its wear resistance and load-bearing capabilities.
Valve Components: Valves, valve stems, and seats in oil and gas applications often use 420 stainless steel due to its resistance to abrasive and corrosive fluids.
Textile Industry: Components like spinnerets and nozzles in textile machinery benefit from the steel’s wear resistance and dimensional stability.
Pump Parts: Pump impellers, wear rings, and seals benefit from 420 stainless steel’s ability to withstand abrasive and erosive wear in fluid-handling equipment.
Molds and Dies: The steel’s hardness and corrosion resistance make it valuable for creating molds and dies used in plastic molding and die-casting processes.
Industrial Blades and Tools: Cutting tools, industrial blades, and machine components exposed to wear and abrasion utilize 420 stainless steel for its durability and longevity.
Automotive Parts: Various automotive components like shafts, gears, and connectors may incorporate 420 stainless steel to handle mechanical stresses and resist wear.
Petrochemical Equipment: Components in petrochemical processing, such as nozzles and fittings, benefit from the steel’s combination of corrosion resistance and wear resistance.
In all these applications, the wear resistance of 420 stainless steel, coupled with its moderate corrosion resistance, allows it to endure challenging conditions and maintain its performance over time.
Achieving optimal properties in 420 stainless steel through heat treatment and tempering involves careful control of the processes. Here are the considerations to keep in mind:
1. Annealing (Condition A): Start by annealing the steel at temperatures between 1600°F (871°C) and 1850°F (1010°C) to relieve stresses and ensure uniform properties. Slow furnace cooling is recommended to prevent distortion and cracking.
2. Hardening (Quenching): To achieve maximum hardness and strength, heat the steel to around 1850°F (1010°C) followed by quenching in oil, air, or a specialized quenchant. Quenching should be rapid to transform the structure into martensite. Control cooling rates and quenchant selection to avoid distortion and cracking.
3. Tempering: After quenching, tempering is vital to improve toughness, reduce brittleness, and achieve desired hardness. Temperatures typically range from 300°F (149°C) to 750°F (399°C). Lower tempering temperatures yield higher hardness, while higher temperatures enhance toughness.
4. Multiple Tempering: For applications requiring a balance of hardness and toughness, perform multiple tempering cycles. Each cycle involves heating to the desired temperature and holding for a specific duration, followed by air cooling.
5. Stress Relieving: If the steel has been heavily cold worked or welded, stress relieving can be performed at temperatures around 1100°F (593°C) for a sufficient period, followed by slow cooling to prevent stress cracking.
6. Avoid Overheating: Overheating during heat treatment can lead to grain growth, reduced toughness, and loss of properties. Precise temperature control is essential to avoid overheating.
7. Surface Protection: During heat treatment, consider using protective coatings or inert atmospheres to prevent scaling and decarburization of the steel’s surface.
8. Process Documentation: Maintain accurate records of time, temperature, and cooling rates during heat treatment processes to ensure consistent results and quality control.
By carefully tailoring the heat treatment and tempering processes to the specific application and desired properties, you can achieve optimal hardness, strength, and toughness in 420 stainless steel components.
There are specific maintenance requirements and considerations to ensure the longevity and performance of components made of 420 stainless steel:
1. Regular Cleaning: Clean 420 stainless steel components regularly to remove dirt, debris, and contaminants that can lead to corrosion. Use mild soapy water or specialized stainless steel cleaners, and avoid abrasive cleaning pads that could scratch the surface.
2. Avoid Chlorides: Chlorine-based cleaning agents or solutions containing chlorides should be avoided, as they can lead to pitting corrosion in stainless steel.
3. Passivation: Consider passivating the components to enhance corrosion resistance. This process removes surface contaminants and enhances the formation of a passive oxide layer that protects against corrosion.
4. Avoid Contact with Other Metals: Avoid direct contact between 420 stainless steel and dissimilar metals to prevent galvanic corrosion. Use isolating materials or coatings when joining different metals.
5. Proper Storage: Store components in a dry environment to prevent exposure to moisture. Avoid prolonged contact with other materials that could cause corrosion.
6. Lubrication: Components subject to friction or wear should be properly lubricated to minimize surface damage and reduce the potential for galling.
7. Inspection: Regularly inspect components for signs of corrosion, wear, or damage. Address any issues promptly to prevent further deterioration.
8. Repassivation: If components have been subjected to machining, welding, or other processes that could compromise the protective oxide layer, consider repassivation to restore corrosion resistance.
9. Avoid High Chloride Environments: Avoid exposing 420 stainless steel to environments with high chloride content, such as seawater or environments containing chlorine compounds, as these can accelerate corrosion.
10. Temperature Considerations: While 420 stainless steel can handle moderately elevated temperatures, excessive temperatures can lead to reduced mechanical properties and potential degradation. Use the steel within its specified temperature range.
11. Material Compatibility: When using 420 stainless steel components in contact with other materials, ensure compatibility to prevent any adverse reactions or material degradation.
By following these maintenance practices and considerations, you can extend the lifespan of 420 stainless steel components and maintain their optimal performance in various applications.
When selecting suppliers for 420 stainless steel products, several important factors should be considered to ensure you receive high-quality materials and reliable service. Here are the key factors to keep in mind:
1. Quality and Certification: Ensure that the supplier provides materials that meet industry standards and specifications. Look for suppliers who offer 420 stainless steel products with relevant certifications, such as ASTM or ISO certifications, to ensure the material’s quality and authenticity.
2. Reputation and Experience: Choose suppliers with a solid reputation in the industry. Look for established suppliers with a track record of delivering quality materials and reliable customer service. Customer reviews and testimonials can provide insights into the supplier’s reputation.
3. Material Selection: Verify that the supplier offers a wide range of 420 stainless steel products in different forms (sheets, plates, bars, etc.) and sizes to meet your specific requirements.
4. Technical Support: Opt for suppliers who can provide technical assistance and guidance, especially if you have specific application needs or questions about material properties and performance.
5. Customization: If your application requires customized 420 stainless steel products, ensure that the supplier can provide tailored solutions to meet your specifications.
6. On-Time Delivery: Timely delivery is crucial for your projects. Choose suppliers with a reliable track record of delivering products on schedule.
7. Pricing and Value: While cost is a consideration, prioritize value over the lowest price. Compare prices from different suppliers, but also assess the quality, certifications, and services offered to ensure you’re getting a competitive overall package.
8. Inventory and Stock Levels: Verify the supplier’s inventory and stock levels to ensure they can meet your order quantity and timeline.
9. Packaging and Shipping: Consider the supplier’s packaging methods to ensure that products arrive in optimal condition. Also, inquire about shipping options and whether they offer secure and efficient shipping methods.
10. Customer Service: Excellent customer service is essential for a smooth purchasing process. Choose suppliers who are responsive, communicative, and willing to address any inquiries or concerns you may have.
11. Sustainability and Compliance: If sustainability and environmental considerations are important to your business, inquire about the supplier’s commitment to environmentally friendly practices and compliance with regulations.
12. Long-Term Partnership: Look for suppliers who are interested in building a long-term partnership and are willing to work collaboratively to meet your ongoing stainless steel product needs.
By carefully evaluating these factors and conducting thorough research, you can select a reputable supplier for 420 stainless steel products that aligns with your quality, budget, and timeline requirements.
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