All Grades Comparison: | ||
ASTM | JIS | GB |
304 | SUS 304 | 06Cr19Ni10 |
Chemical Composition(%) | ||||||||
Steel Grade | C | Si | Mn | P | S | Cr | Ni | N |
304 | 0.08 max | 1.00 max | 2.0 max | 0.045 max | 0.030 max | 18.0-20.0 | 8.0-11.0 | / |
304L | 0.03 max | 1.00 max | 2.0 max | 0.045 max | 0.030 max | 18.0-20.0 | 8.0-12.0 | / |
304N | 0.08 max | 1.00 max | 2.0 max | 0.045 max | 0.030 max | 18.0-20.0 | 8.0-11.0 | 0.10-0.16 |
Mechanical Properties | ||||||
Steel Grade | Delivery Condition | Thickness | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation in 2 in. (50 mm) | Reduction of Area |
304 | Annealed | 12.7mm max | 620 Mpa min | 310 Mpa min | 30% min | 40% min |
304 | Annealed | 12.7mm min | 515 Mpa min | 205 Mpa min | 30% min | 40% min |
304L | Annealed | 12.7mm max | 620 Mpa min | 310 Mpa min | 30% min | 40% min |
304L | Annealed | 12.7mm min | 485 Mpa min | 170 Mpa min | 30% min | 40% min |
304N | Annealed | Whole Sizes | 550 Mpa min | 240 Mpa min | 30% min | / |
304/304L/304N | Relatively severe cold work | 19.5mm – 25.4mm | 795 Mpa min | 550 Mpa min | 15% min | 35% min |
304/304L/304N | Relatively severe cold work | 25.4mm – 31.75mm | 690 Mpa min | 345 Mpa min | 24% min | 45% min |
304/304L/304N | Strain Hardened | 50.8mm max | 650 Mpa min | 515 Mpa min | 25% min | 40% min |