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什么是无缝化钢管

更新时间: 2020-03-02 00:00:00     

它主要采用优质的卷板,经复验合格后进行纵剪或带卷然后再自动成型与熔接,在计算机控制最佳熔合温度的同时,清除钢管的内、外毛刺,无损检测合格的钢管在极少氧化的气氛中整体加热至910℃-950℃度出炉,除鳞经张力减径机多道次轧制,使钢管各处金相组织、晶粒状态、几何尺寸及力学性能全面均一。一般来说,无缝化钢管的直径在272毫米到720毫米左右,它的壁厚在18毫米到40毫米之间。

关键词: 什么 无缝 钢管

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