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                20号无缝钢管

                发布日期:2019-1-4 16:21:24 访问次数:1681

                20号无缝钢管

                20号无缝钢管是用钢锭或实心◇管坯经穿孔制成毛管,然后经热轧▅、冷轧或冷拨制成。20号无缝钢管在我国钢管业中具有重要的地↙位。无缝钢管用途很广泛。一般↓用途的无缝钢管由普通的碳素结构钢、低合金结构钢或合金结构钢轧制,产量最多,主要用作输送流体的管道或结构零件。


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