牌号 | C45E |
1.1191 | |
对应标准 | NF EN 10269-1999
用于高温或低温条件下的紧固件用钢及镍合金 |
归类 | 碳钢 |
标签 | 淬火回火钢 |
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 | ||
C45E | 1.1191 | +QT | d≤150 | 330 | 314 | 299 | 284 | 255 | 235 | 206 | - | - | - | - | - | - |
Material designation | Heat treatment condition | Normalizing,quenching or solution annealing temperature °C | Type of cooling① | Tempering or precipitation treatment (and time) °C | |
Name | Number | ||||
C45E | 1.1191 | +N | 840 to 880 | a | - |
+QT | 820 to 860 | w,o | 550 to 660 |
◎ 根据原件相关规定,如果允许矫直后消除应力,应选择消除应力的温度,以获得规定的性能。 | |||||
① a=air; o=oil; w=water |