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規格GB/T30583-2014「圧力容器の溶接後熱処理規程」の4.4.9項e)には、「昇温および保持中は加熱範囲内の雰囲気を制御しなければならない」とありますが、この雰囲気とは何でしょうか？
酸化性の雰囲気を避け、微還元性が望ましい
わからないけど、あなたの言うことはとてもいいと思う
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