Standard method for conducting drop - weight test to determine nilductility transition temperature of ferritic steels 铁素体钢的无塑性转变温度落锤试验方法
3.
Test method for conducting drop - weight test to determine nil - ductility transition temperature of ferritic steels 测定铁素体钢非塑性转变温度的落锤试验方法
4.
Standard test method for conducting drop - weight test to determine nil - ductility transition temperature of ferritic steels 进行下落重力试验以测定铁素体钢尼尔延展性过渡温度的标准试验方法