During the air pressure test, the test temperature shall be higher than the brittletransition temperature of the metal material.
气体压力的试验时,试验温度必须高于金属材料的脆性转变温度。
2
For alloy steel piping system, the liquid temperature shall be higher than the brittletransition temperature of the metal material.
如果是合金钢管道系统,液体温度应高于金属材料的脆性转变温度。
3
The effect of normalizing on microstructure, strength, impact toughness and ductile-brittletransition temperature of FAS390Q axle housing steel was studied.