The domestic low alloy high strength steelgrade HG60 has been tested for its weldabilityas a substitute of imported steel for hoist boomand other components in medium-sized mobilecrane.

• 在制造中型汽车超重机的吊臂和其它部件时,作为进口材料的替代材料,对国产低合金高强度钢HG60进行了可焊性试验。