论文部分内容阅读
经过3天连续奋战,2011年7月26日,宝鸡石油钢管有限责任公司自主研发的我国第一根X100钢级、直径1 422 mm、壁厚15.3 mm螺旋埋弧焊接钢管,在其控股的中油(秦皇岛)宝世顺钢管有限公司成功下线。这是迄今为止国内钢级最高、管径最大的螺旋焊管。
After three days of continuous fighting, July 26, 2011, Baoji Petroleum Pipe Co., Ltd. independently developed China’s first X100 steel grade, diameter 1 422 mm, wall thickness 15.3 mm spiral submerged arc welded pipe, in its holding of the CNPC (Qinhuangdao) Bao Shishun Steel Pipe Co., Ltd. successfully off the assembly line. This is by far the highest domestic steel grade, the largest diameter spiral welded pipe.