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地脚螺钉的焊接某轧钢厂35吨多重的齿轮箱地脚螺钉, 直径120毫米,因腐蚀等原因,需要更换,采取的措施是从距杆顶端1550毫米处切割,对接一段新螺杆。对接处开60°Y型坡口。
Welding of ground screw A 35-m multiple gearbox ground screw of a rolling mill with a diameter of 120 mm needs to be replaced due to corrosion and other reasons. The measure is to cut and connect a new screw at 1550 mm from the top of the rod. Docking Department opened 60 ° Y-groove.