牌号 | X4CrNiMo16-5-1 |
1.4418 | |
对应标准 | NF EN 10028-7-2000
压力容器用不锈钢扁平产品 Flat products made of steels for pressure purposes Part 7: Stainless steels |
归类 | 马氏体不锈钢 |
标签 | 标准等级 |
Material designation | Heat treatment condition | Minimum 0.2% proof strength Rp0.2,MPa at a temperature (in°C) of: | |||||||
Name | Number | 100 | 150 | 200 | 250 | 300 | 350 | ||
X4CrNiMo16-5-1 | 1.4418 | +QT | 660 | 640 | 620 | 600 | 580 | - |
Material designation | Hot forming | Heat treatment symbol | Quenching | Tempering Temperature ℃ | |||
Name | Number | Temperature ℃ | Type of cooling | Temperature① ℃ | Type of cooling | ||
X4CrNiMo16-5-1 | 1.4418 | 1150 to 900 | air | +QT | 900 to 1000 | oil,air,water | 570 to 650 |
◎ a=air; o=oil; w=water. ◎ Flame cutting may adversely affect edge areas; they should be machined. ◎ The temperatures of annealing should be agreed for simulated heat treated test pieces. ① If heat treatment is carried out in a continuous furnace, the upper part of the range specified is usually preferred, or even exceeded. |