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ＭａｎｎｅｓｍａｎｎＤｅｍａｇ公司匹兹堡分部(美国)与其母公司ＭａｎｎｅｓｍａｎｎＤｅｍａｇ冶金公司(德国杜伊斯保)合作从美国ＧｕｌｆＳｔａｔｅｓ钢公司取得扩建和改造无缝钢管厂的合同。该厂现有的无缝钢管设备有1台挤压机和1台张力减径机,经改造后,应由挤压机生产荒
Mannesmann Demag’s Pittsburgh Division (USA) and its parent company Mannesmann Demag Metallurgical GmbH (Duisbourg, Germany) have contracted for the expansion and renovation of the seamless steel tube plant from GulfStates Steel. The existing seamless steel pipe equipment of the plant consists of 1 extruder and 1 tension reducer.