Specification Grade 301 ,304 ,304L ,316 ,316L ,309 S,310 ,321 Standard ASTM A240, JIS G4304, G4305, GB/T 4237, GB/T 8165, BS 1449, DIN17460, DIN 17441 Diameter As customers requirement Length 1000mm-8000mm or as customers' request Surface finish NO1,No.4,2B, BA, 6K, 8K, Hair Line with PVC Chemical Composition Grade C Si Mn P≤ S≤ Cr Mo Ni Other 301 ≤0.15 ≤1.00 ≤2.00 0.045 0.03 16-18 - 6.0 - 304 ≤0.07 ≤1.00 ≤2.00 0.035 0.03 17-19 - 8.0 - 304L ≤0.075 ≤1.00 ≤2.00 0.045 0.03 17-19 - 8.0 309S ≤0.08 ≤1.00 ≤2.00 0.045 0.03 22-24 - 12.0 - 310 ≤0.08 ≤1.5 ≤2.00 0.045 0.03 24-26 - 19.0 - 316 ≤0.08 ≤1.00 ≤2.00 0.045 0.03 16-18.5 2 10.0 - 316L ≤0.03 ≤1.00 ≤2.00 0.045 0.03 16-18 2 10.0 - 321 ≤0.12 ≤1.00 ≤2.00 0.045 0.03 17-19 - 9.0 Ti≥5×C Grade YS(Mpa) ≥ TS (Mpa) ≥ El (%) ≥ Hardness(HV) ≤ 301 200 520 40 180 304 200 520 50 165-175 304L 175 480 50 180 309S 200 520 40 180 310 200 520 40 180 316 200 520 50 180 316L 200 480 50 180 321 200 520 40 180 Application Aerospace Metal Service Centers Nuclear Marine/Shipbuilding Chemical Processing Oil & Gas Food Service/Restaurant Motorsports Government/Military Pumps & Valves Machined Fabricated Components Power Distribution Fabricator