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Surface finish-based classification
No.1 finish:
No.2B finish:
No.2D finish:
No.3 finish:
No.4 finish:
No.5 finish:
No.6 finish:
No.7 finish:
No.8 finish:
No.1 finish:
Hot-rolled stainless steel sheets with a rough, scale-like surface.
No.2B finish:
Cold-rolled sheets with a smooth, moderately reflective surface.
No.2D finish:
Cold-rolled sheets with a dull, non-reflective surface.
No.3 finish:
Intermediate polished sheets with a semi-reflective surface.
No.4 finish:
Brushed or satin-finished sheets with a fine texture.
No.5 finish:
Satin-finished sheets with a smoother texture than No.4 finish.
No.6 finish:
Fine satin-finished sheets with an even smoother texture.
No.7 finish:
Highly reflective sheets with a mirror-like surface, but not as flawless as No.8 finish.
No.8 finish:
Highly reflective sheets with a flawless mirror-like surface.
Hairline finish:
Bead blasted finish:
Etched finish:
Embossed finish:
Hairline finish:
Finely textured sheets with a unidirectional grain pattern.
Bead blasted finish:
Textured sheets with a non-directional, matte surface.
Etched finish:
Decorative sheets with patterns or designs chemically etched onto the surface.
Embossed finish:
Textured sheets with raised or recessed patterns.