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管古是什么
更新时间: 2020-09-27 00:00:00  

管箍:是工业管道连接中常用的一种配件;用来连接两根管子的一段短管,也叫外接头;材料有碳钢、不锈钢、合金钢等 ,连接方法有螺纹连接和焊接;按其制造工艺来分可分为锻制和铸造两种。锻制是指用钢锭或圆棒加热锻打成型后,上车床加工螺纹后而成,铸造是指将钢锭熔化后倒入一个固定的管箍的模型后,待其冷却后而成。

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