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GB/T 3091 ストレート溶接およびスパイラル溶接

2018-03-30View Original

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GB/T 3091 の電融溶接パイプは、ストレートシームとスパイラル溶接に分かれています。配管の授業を行うときに、直線の継ぎ目やスパイラル溶接を書き留める必要がありますか?アドバイスをお願いします、ありがとうございます!
Reply #22018-03-30
どの溶接形式を含めるかに注意してください
Reply #32018-03-31
もちろん、それは必要です。二つの工程は異なりますし、検査も異なります。

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