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UOE welded pipe process
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UOE welded pipe process
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工学
焊接钢管生产
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UOE welded pipe process
UOE焊管生产
以厚钢板作原料,经刨边、开坡口和预弯边,先在U形压力机上压成U形管坯,后在O形压力机上压成圆形管,然后预焊、内外埋弧焊,最后扩径的生产工艺。
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