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Frequency ERW pipe weld heat treatment to achieve the basic performance level of the base metal, and some even beyond. ERW焊管焊缝中频热处理后各项性能也基本达到了母材的水平，部分甚至超越。
However, there are a misunderstanding that has been heat-treated steel pipe ERW are quality assured, in fact, before the pipe weld heat treatment quality is very important. 但国内存在这样一个误区，认为经过了热处理的ERW钢管都是质量有保证的，其实热处理前的钢管焊缝质量是相当重要的。
The influence of technological parameter such as preheat temperature, heat treatment temperature, weld heat input and welding consumable on the weld of T91/P91 steel was synthetically analysed by means of SMAW during the course of welding process. 综合分析了手工电弧焊焊接过程中的预热温度、热处理温度、焊接线能量等主要工艺因素以及焊接材料对T91/P91钢焊缝性能的影响。
Distributions of residual welding stress and effect of post weld heat treatment (PWHT) on residual welding stress relaxation in Lehigh weld specimens was studied by Mathar Soete drilling. 通过钻盲孔法研究了里海型焊接试板焊接残余应力的分布和焊后热处理对焊接残余应力松弛的影响 ,讨论了适合生产实际的焊后热处理条件。
On reaching welding heat, the metal surfaces are pressed together. 当金属表面达到焊接热度时就会压在一起。
THE EFFECTS OF WELDING AND POST WELD HEAT TREATMENT ON THE STRUCTURE AND PROPERTIES OF TRIP STEEL SHEETS 焊接及焊后热处理对TRIP钢组织和性能的影响
Effect of Residual Stress Distribution in Multi-Pass Welding on Stress Relief Criterion in Local Post Weld Heat Treatment of Pipe 多层焊焊接应力分布对管子局部热处理应力释放准则的影响
Good Welding Techniques and knowledge of Heat Treatment. 热处理焊接方面的良好技能和知识。
Post Welding Heat Treatment for Chromium - nickel austenitic stainless steel Vessel 铬镍奥氏体不锈钢容器的焊后热处理
A STUDY ON CANCELLING OFF POST WELD HEAT TREATMENT(PWHT) OF 10CrMo910 STEEL THICK WALL PIPE JOINT 取消10CrMo910钢厚壁管接头焊后热处理的研究
Keywords heat affected zone（HAZ）;temper embrittlement;thermal simulated;post weld heat treatment; 焊接热影响区;回火脆化;热模拟;焊后热处理;
Keywords Converter trunnion ring Selection of plan Welding Heat treatment Using effect; 转炉托圈;方案选择;焊接;热处理;使用效果;
About heat treatment condition: A--As welded P--Post weld heat treated A焊态P热处理状态
On reaching welding heat,the metal surfaces are pressed together. 当金属表面达到焊接热度时就会压在一起。
The heat treatment improves the tensile strength. 热处理能提高抗拉强度。
XI'AN DANFENG HEAT TREATMENT MATERIAL CO., LTD. 西安市丹凤热处理材料有限公司。
Yancheng FENGDONG Heat Treatment Co., Ltd. 盐城丰东热处理有限公司。
Shanghai Huayi Heat Treatment System Co., Ltd. 上海华一热处理系统有限公司。
Shangqiu Dayi Changsheng Heat Treatment Co., Ltd. 商丘市大一昌盛热处理有限公司。
Heat treatment is usually indicated by the mark HT. 热处理通常用“HT”表示。