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关 键 词:船用焊条
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发布时间:2011-07-18
配合焊剂HJ430、HJ431、HJ433等焊接船用A、B或D级钢建造的船舶结构,亦用于20g、16Mn等锅炉,压力容器等结构的焊接。 Welding the ship structure which used ship steel grade A/B/D working with flux HJ430, HJ431, HJ433, also can weld the structure of boiler, pressure vessel of 20g, 16Mn,