["Nach der Schweißverarbeitung von GD-Pip、GD-P管道是否需要进行热处理，依据的标准是什么？

2019-02-12View Original

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Bei den Schweißverarbeitungen an den Prozess-P管道上,管道涉及到了GD-P、GD-P管道焊接的问题，想咨询一下焊接后是否是否是否是否需要进行热处理z具体的依据标准是哪个？

Reply #22019-02-12

Ich glaube,GD-P需要进行热处理z因为因为输送极度或高度介质的管道需要进行热处理。

Reply #32019-02-12

GD-P、GD-P属于动力管道z根据根据标准GBT3-Pz目前版本为221规范规范中规范中规范中规范中中第76节详细描述了热处理的问题

Reply #42019-03-09

Esietere isttere es das火力发电厂焊接规程z你你去看看z""

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["Nach der Schweißverarbeitung von GD-Pip、GD-P管道是否需要进行热处理，依据的标准是什么？

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