耐热钢化学成分 | C | Si | Mn | P | S | Cr | Ni |
标准 | £0.08 | £1.50 | £2.00 | £0.045 | £0.030 | 24.00~26.00 | 19.0~22.0 |
一般 | 0.05 | 0.51 | 1.3 | 0.020 | 0.001 | 25.50 | 19.60 |
区分 | 力学性能 | |||
Ys (Mpa) | Ts (Mpa) | El (%) | Hv | |
标准 | ≥ 205 | ≥ 520 | ≥ 40 | ≤ 200 |
一般 | 295 | 610 | 46 | 160 |
密度 (g/cm3) |
磁性 |
比热 25℃(J/g.℃) |
热导率 100℃(W/m. |
热膨胀率 20~100℃(10-6/℃) |
7.98 | 无 | 0.50 | 14.2 | 15.9 |
Steel Grade | Density(g/cm3) |
钢 号 | 密 度 |
304,304L,305,321 201,202,301,302 | 7.93 |
316,316L,347 309S,310S | 7.98 |
405,410,420 | 7.75 |
409,430,434 | 7.7 |