牌号 | 19MnB4 |
1.5523 | |
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 | 合金钢 |
标签 | 淬火回火钢 |
Material designation | Heat treatment condition | Diameter d mm | Minimum fracture energy in shock bending (in J) (ISO-V specimens) at a temperature (in ℃) of: | ||||||||||||||||
Name | Number | -270 | -196 | -160 | -140 | -120 | -110 | -100 | -90 | -80 | -70 | -60 | -50 | -40 | -20 | 0 | +20 | ||
19MnB4 | 1.5523 | +QT | d≤16 | - | - | - | - | - | - | - | - | - | - | 27 | - | - | 40 | 40 | - |