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不锈钢机械性能
| 类别 | 钢种 | 化学成分（%） | 机械性能 | 物理性能 | 类似规格钢 | 钢种 | 类别 | ||||||||||||||||
| KS （JIS) | C | Cr | Ni | Mo | 其它 | 热处理条件 | 内应力(N/mm2 ) | 抗拉强度(N/mm2 ) | 延伸率（%） | 硬度 | 比热J/g0C | 弹性系数×103 N/mm2 | 热膨胀系数×10-6 cm/cm/0C(2.0～1000C) | 热传导率W/m. 0C(1000C) | UNS | AISI | DIN | ISO | KS （JIS) | ||||
| HB | HRB | HV | |||||||||||||||||||||
| 奥氏 | 301 | ≤0.15 | 16.0～18.0 | 6.00～8.00 | - | - | S | ≥205 | ≥520 | ≥40 | ≤207 | ≤95 | ≤218 | 0.5 | 194 | 16.9 | 16.3 | S30100 | 301 | ×12CrNi17 7 | 14 | 301 | 奥氏体 |
| 体 | 301L | ≤0.030 | 16.0～18.0 | 6.00～8.00 | - | N≤0.20 | S | ≥215 | ≥550 | ≥45 | ≤187 | ≤90 | ≤200 | 0.5 | 194 | 16.9 | 16.3 | - | - | ×2CrNi18 7 | - | 301L | |
| 304 | ≤0.08 | 18.0～20.0 | 8.00～10.50 | - | - | S | ≥205 | ≥520 | ≥40 | ≤187 | ≤90 | ≤200 | 0.5 | 194 | 17.3 | 16.3 | S30400 | 304 | ×5CrNi18 10 | 11 | 304 | ||
| 304J1 | 0.02～0.05 | 16.5～17.1 | 7.5～7.9 | - | Cu1.9～2.2 | S | ≥155 | ≥450 | ≥40 | ≤187 | ≤90 | ≤200 | 0.5 | 194 | 17.3 | 16.3 | - | - | - | - | 304J1 | ||
| 304L | ≤0.030 | 18.0～20.0 | 9.00～13.00 | - | - | S | ≥175 | ≥480 | ≥40 | ≤187 | ≤90 | ≤200 | 0.5 | 194 | 17.3 | 16.3 | S30403 | 304L | ×2CrNi19 11 | 10 | 304L | ||
| 304N1 | ≤0.08 | 18.0～20.0 | 7.00～10.50 | - | N0.10～0.25 | S | ≥275 | ≥550 | ≥35 | ≤217 | ≤95 | ≤200 | 0.5 | 194 | 17.3 | 16.3 | S30451 | 304N | - | - | 304N1 | ||
| 304N2 | ≤0.08 | 18.0～20.0 | 7.50～10.50 | - | Nb≤0.15 | S | ≥345 | ≥690 | ≥35 | ≤248 | ≤100 | ≤260 | 0.5 | 194 | 17.3 | 16.3 | S30452 | - | - | - | 304N2 | ||
| 316 | ≤0.08 | 16.0～18.0 | 10.00～14.00 | 2.00～3.00 | - | S | ≥205 | ≥520 | ≥40 | ≤187 | ≤90 | ≤200 | 0.5 | 194 | 16 | 16.3 | S31600 | 316 | ×5CrNiMo17 12 2 | 20、20a | 316 | ||
| ×5CrNiMo17 14 3 | |||||||||||||||||||||||
| 316L | ≤0.03 | 16.0～18.0 | 12.00～15.00 | - | - | S | ≥175 | ≥480 | ≥40 | ≤187 | ≤90 | ≤200 | 0.5 | 193 | 16 | 16.3 | S31603 | 316L | ×2CrNiMo17 13 2 | 19、19a | 316L | ||
| ×2CrNiMo17 14 3 | |||||||||||||||||||||||
| 321 | ≤0.08 | 17.0～19.0 | 9.00～13.00 | - | Ti5×C% | S | ≥205 | ≥520 | ≥40 | ≤187 | ≤90 | ≤200 | 0.5 | 194 | 16.7 | 16.1 | S32100 | 321 | ×6CrNiTi18 10 | 15H11 | 321 | ||
| 铁素体 | 409L | ≤0.03 | 17.0～19.0 | - | - | Ti6×C%～0.75 | A | ≥175 | ≥360 | ≥25 | ≤162 | ≤80 | ≤175 | 0.46 | 200 | 11.7 | 24.9 | - | - | - | - | 409L | 铁素体 |
| 410L | ≤0.03 | 11.0～13.5 | - | - | - | A | ≥195 | ≥360 | ≥22 | ≤183 | ≤88 | ≤200 | 0.46 | 200 | 9.9 | 25.1 | - | - | - | - | 410L | ||
| 430 | ≤0.12 | 16.0～18.0 | - | - | - | A | ≥205 | ≥450 | ≥22 | ≤183 | ≤88 | ≤200 | 0.46 | 200 | 10.4 | 26.4 | S43000 | 430 | ×6Cr17 | 8、H4 | 430 | ||
| 430J1L | ≤0.025 | 16.0～20.0 | - | - | Nb8(C%+N%)～0.8Cu0.30～0.80 | A | ≥205 | ≥390 | ≥22 | ≤192 | ≤90 | ≤200 | 0.46 | 200 | 10.4 | 25 | - | - | - | - | 430J1L | ||
| 436L | ≤0.025 | 16.0～19.0 | - | 0.75～1.25 | Ti、Nb、Zr8×(C%+N%)～0.8 | A | ≥245 | ≥410 | ≥20 | ≤217 | ≤96 | ≤230 | 0.46 | 200 | 10.4 | 25 | S43600 | 436 | - | - | 436L | ||
| 马氏体 | 410 | ≤0.15 | 11.5～13.5 | - | - | - | A | ≥205 | ≥440 | ≥20 | ≤201 | ≤93 | ≤210 | 0.46 | 202 | 9.9 | 24.9 | S41000 | 410 | ×10Cr13 | 3 | 410 | 马氏体 |
| 420J1 | 0.16～0.25 | 12.0～14.0 | - | - | - | A | ≥225 | ≥520 | ≥18 | ≤223 | ≤97 | ≤234 | 0.46 | 202 | 10.3 | 23.8 | S42000 | 420 | ×20Cr13 | 4 | 420J1 | ||
| 420J2 | 0.26～0.4 | 12.0～14.0 | - | - | - | A | ≥225 | ≥540 | ≥18 | ≤235 | ≤99 | ≤247 | 0.46 | 202 | 10.3 | 23.8 | S42000 | 420 | |||||
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