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welded tube and pipe process
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welded tube and pipe process
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工学
焊接钢管生产
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welded tube and pipe process
焊接钢管生产
将管坯(钢板或钢带)用各种成形方法弯卷成要求的横断面形状,然后用不同的焊接方法将接缝焊合成钢管的过程。焊接钢管简称焊管,生产工艺中成形和焊接是基本工序。
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