牌号 | 42CrMo4 |
欧标钢号 | 1.7225 |
对应标准 | EN 10269-2013
规定高温和/或低温性能的紧固件用钢和镍合金 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
归类 | 合金钢 |
性能 | 强度 |
标签 | 调质型钢 Cr-Mo合金结构钢 |
密度 | 7.85 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 | ||
42CrMo4 | 1.7225 | +QT | d≤60 | 720 | 702 | 677 | 640 | 602 | 562 | 518 | 475 | 420 | 375 |
Material designation | Heat treatment condition | Diameter d mm | Minimum impact energy KV2inJ(ISO-V test piece) at a test temperature in°C of: | ||||||||||||||||
Name | Number | -270 | -196 | -160 | -140 | -120 | -110 | -100 | -90 | -80 | -70 | -60 | -50 | -40 | -20 | 0 | +20 | ||
42CrMo4 | 1.7225 | +QT | d≤60 | 27 | 40 | 50 |
Material designation | Heat-treatment symbol | Normalizing,quenching or solution annealing temperature °C | Type of cooling | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
42CrMo4 | 1.7225 | +QT | 820 to 860 | o,w | 670 to 720 |
材料牌号对应供应商