The welding wire is used for welding low carbon structural steel and low alloy steel. Such as ships, Bridges heavy-duty machines, boilers and pressure vessel etc.
该焊丝用于焊接低碳钢和低合金钢结构，如船舶、车辆、桥梁、工程机械、锅炉和压力容器等。
The welding wire is used for welding low carbon structural steel and low alloy steel. Such as ships, heavy-duty machines, pressure vessel etc.
该焊丝用于焊接低碳钢和低合金钢结构，如船舶、工程机械、压力容器等。
With the comparison of three standards for carbon and low alloy steel pipes used in pressure vessel, the opinions of the author on the clauses in the document AQSIQ [2010] No. 86 were presented.
通过对压力容器常用的3项碳素钢和低合金钢无缝钢管标准的对比，对质检特函[2010]86号文有关碳素钢和低合金钢无缝钢管的技术措施提出了自己的看法。
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