牌號(hào) | X11CrMo9-1 |
1.7386 | |
對應(yīng)標(biāo)準(zhǔn) | NF EN 10253-2-2007
對焊管件-第2部分:具有特殊檢驗(yàn)要求的非合金和鐵素體合金鋼 Butt-welding pipe fittings- Part 2: Non alloy and ferritic alloy steels with specific inspection requirements |
歸類 | 合金鋼 |
Material designation | Heat treatment condition | Minimum proof strength Rp0.2 N/mm2 at a temperature of(℃) | |||||||||||
Name | Number | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | |
X11CrMo9-1 | 1.7386 | +I | 187 | 186 | 178 | 177 | 175 | 171 | 164 | 153 | 142 | 120 | - |
+NT | 363 | 348 | 334 | 330 | 326 | 322 | 316 | 311 | 290 | 235 | - |
Material designation | Heat treatment symbol | Austenitizing temperature ℃ | Cooling medium | Tempering Temperature ℃ | Cooling medium | |
Name | Number | |||||
X11CrMo9-1 | 1.7386 | +I | 950 to 980 | furnace atmosphere | - | - |
+NT | 890 to 950 | air | 720 to 800 | air |