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日前,X80焊管埋弧焊丝在宝钢研究院研制成功,该院完成了大口径X80直缝焊管配套多丝埋弧焊丝的工业化试制,产品性能与进口产品相当,具
Recently, X80 welded submerged arc welding wire was successfully developed at Baosteel Research Institute. The hospital completed the industrial trial production of large diameter X80 long-cut welded pipe supporting multi-filament submerged arc welding wire. The performance of the product is comparable to that of imported products.