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法国无缝管生产企业瓦卢瑞克集团与日本住友金属工业公司的合资企业——瓦卢瑞克和住友巴西管材公司(Vallourec&Sumitomo Tubos do Brasil Ltda,VSB),最近在其长流程无缝钢管厂试生产过程中完成第1支管坯的穿孔。轧机及上游设备
Vallourec & Sumitomo Tubos do Brasil Ltda (VSB), a joint venture between the French seamless tube manufacturer Varuro Group and Sumitomo Metal Industries Ltd., recently tested their long-run seamless tube plant Perforation of the first tube is completed. Mill and upstream equipment