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本文介绍了国产SM600B无缝药芯焊丝,用于进口62U高强度钢的焊接试验及大型水轮机座环焊接应用的结果。并在技术性和经济性方面说明了与62U钢配用进口的LB62焊条手工焊的比较结果。
This paper introduces the domestic SM600B seamless flux cored wire, for the import of 62U high-strength steel welding test and large turbine seat ring welding application results. And technical and economic aspects of the 62U steel with the imported LB62 electrode manual welding comparison results.