焊后热处理(Post Weld Heat Treatment)是用减小残余应力并使在冷却和淬火过程中产生的硬的、脆的相得到缓和。焊后热处理在焊后采用,一般地讲其温度高于预热。
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... 局部焊后热处理 Local postweld heat treatment 焊缝焊后热处理 post weld heat treatment 连接的焊后热处理 postweldheattreatmentofconnections ...
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... 焊剂填入电焊 powder plug arc welding (P.P.A.) 焊接后热处理 post weld heat treatment (PWHT) 多孔熔接金属 porous deposit ...
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重庆升降平台技术词汇 ... positive flow meter 正位流量计 postweld head treatment 焊后热处置 pot life (油漆的)混合期效 ...
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Local post weld heat treatment 局部焊后热处理
post weld heat treatment requirements 焊后热处理要求
whole post-weld heat treatment 焊后整体热处理
whole post weld heat treatment 焊后整体热处理
overall post weld heat treatment 焊后整体热处理
When post weld heat treatment is required, the PWHT may be performed by using an approved subcontractor.
如果需要进行后焊热处理,则应由经核准的分包商实施。
Experiment results of welding residual stress and the stress after local post weld heat treatment are compared with numerical simulation.
给出了焊接残余应力与局部焊后热处理应力的试验结果与模拟结果的对比。
The method of internal combustion with high speed jet nozzle used in the local whole post weld heat treatment of spherical tanks was reviewed.
对球形储罐焊后整体热处理常用的燃油高速喷嘴内燃法进行回顾,并就开始研制的微机自动控制系统做了简介。
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