论文部分内容阅读
对30 mm60Si2Mn弹簧采用二段加热10#机油淬火,热处理质量优于水转油双液淬火,或采用20#机油单液淬火,提高了生产率,降低了成本。
The 30 mm60Si2Mn spring with two sections of heating 10 # oil quenching, heat treatment quality is better than water to oil double-liquid quenching, or using 20 # oil liquid quenching, improve productivity and reduce costs.