摘要
在20MnMo钢锻件强度足够的条件下,用亚温淬火+高温回火工艺热处理可显著提高锻件的低温冲击韧性。
Under the condition of adequate intensity for 20MnMo steel forgings,using the method of sub-temperature quenching+high-temperature tempering heat treatment process can obviously improve the low-temperature impact toughness for forgings.
出处
《大型铸锻件》
2007年第4期20-21,共2页
Heavy Casting and Forging
关键词
亚温淬火
冲击韧性
20MnMo钢
sub-temperature quenching
impact toughness
20MnMo steel
