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精密无缝钢管厂家

注意这几点,冷拔精密无缝钢管选购不费心,不花冤枉钱

时间:2019-07-19 11:56:56 来源:山东精密钢管厂 http://0915xx.com

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  冷拔精密无缝钢管的执行标准生产

  冷拔精密无缝钢管执行标准的时候都会对于椭圆度有一定的要求,最大外径不得比标称外径大1%,最小外径不得比标称外径小1%。

  当冷拔精密无缝钢管椭圆度不够就会造成端口出现椭圆在工地施工对口焊接的时候是对接不上口的,那么什么样的冷拔精密无缝钢管最容易出现椭圆呢?

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  冷拔精密无缝钢管选购的注意事项

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