牌号 | X12CrNiMoV 12-3 |
歐标鋼号 | 1.4938 |
對應标準 | EN 10269-2013
規定高溫和/或低溫性能的緊固件用鋼和鎳合金 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
歸類 | 其他不鏽鋼 |
性能 | 強度 耐腐蝕 |
标簽 | 調質型鋼 耐熱不鏽鋼 |
密度 | 7.7 g/cm3 |
Material designation | Heat treatment condition | Diameter d mm | Minimum 0.2%-proof strength Rp0.2 in MPa at a temperature (in°C) of: | |||||||||||||
Name | Number | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | ||
X12CrNiMoV12-3 | 1.4938 | +QT1 | d≤160 | 730 | 680 | 668 | 655 | 653 | 650 | 630 | 610 | 560 | 505 | 400 |
Material designation | Heat-treatment symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
X12CrNiMoV12-3 | 1.4938 | +QT | 1035 to 1065 | o | 600 to 670 |
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