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304/316/321Standard Specification for Stainless Steel Coils | ||||||
Thickness | 0.1mm-12mm | 0.1mm-12mm | ||||
Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc | ||||
Length | Support customization | Since the custom | ||||
Surface | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc | ||||
Finish | Hot rolled coil (HR), Cold rolled coil (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) | Hot rolled coil (HR), Cold rolled coil (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) | ||||
Form | Hot rolled coil (HR), Cold rolled coil (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) | Coils, Foils, Rolls, Plain coil, Shim coil, Perforated coil, Chequered coil, Strip, Flats, Blank (Circle), Ring (Flange) etc. | ||||
stainless steel composition content | ||||||||||||||||||
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |||||||||
304 | ≤0.08 | ≤2 | ≤0.75 | ≤0.045 | ≤0.03 | 18-20 | 8-10.5 | ≤0.1 | ||||||||||
304L | ≤0.03 | ≤2 | ≤1 | ≤0.045 | ≤0.03 | 18-20 | 9-11 | |||||||||||
304H | 0.04-0.1 | ≤2 | ≤0.75 | ≤0.045 | ≤0.03 | 18-20 | 8-10.5 | |||||||||||
316 | ≤0.08 | ≤2.00 | ≤1.00 | ≤0.035 | ≤0.03 | 16.0-18.5 | 2.0-3.0 | 10.0-14.0 | ||||||||||
321 | ≤0.08 | ≤2.00 | ≤0.75 | ≤0.75 | ≤0.03 | 7.00-19.0 | 9.00-12.00 | |||||||||||
ASTM | JIS | AISI | EN | Mill's Standard | |
Grade | S30400 S30403 S31603 S43000 S44400 | SUS304 - - SUS430 SUS444 | 304 304L 316L 430 444 | 14301 1.4307 1.4404 1.4016 1.4521 | 201 202 204Cu3 |












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