The result shows that it is more reasonable, safe and reliable to adopt procedure with warm up before welding and post heat treatment after welding.

结果表明：采用焊前预热和焊后热处理的焊接工艺方案所获得的焊接接头比不采用以上措施获得的焊接接头更为合理，应用更安全、可靠。

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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。

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