牌號(hào) | Z80CNS20-02 |
對(duì)應(yīng)標(biāo)準(zhǔn) | NF A 35-579-1991
閥門(mén)用鋼 Iron and steel. Stell for valves. Types. |
歸類(lèi) | 合金鋼 |
Reference heat treatment condition | Tensile strength at: N/mm2 | |||
500°C | 600°C | 700°C | 800°C | |
+A+QT | 590 | 250 | 140 | 60 |