整体调质热处理,heat treatment adjusting steel quality1)heat treatment adjusting steel quality整体调质热处理2)overall heat treatment整体热处理1.The equipment and processes of theoverall heat treatment for 1000m3 medium pressure oxygen spherical tank after welded.介绍了1000m3中...
2024-04-13
...况:2、 Delivery status of q690d steel plate:Q690D钢板的交货情况热处理办法为TMCP+回火,调质 。The delivery status and heat treatment method of q690d steel plate are TMCP + tempering and quenching and tempering.三、Q690D钢板实行标准:3、 Executive standard of q690d ste...
2018-01-03
...机车抱轴承箱材料ZG2 5Mn进行了正火、调质、二次淬火的热处理工艺试验 ,比较分析了不同工艺的金相组织和机械性能 ,阐述了二次淬火的强韧化机理 ,认为二次淬火可以改善组织 ,提高强度与韧性。4)motor holding shaft电机抱轴5)motor s...
2024-04-01