Straight seam welded pipe: a steel pipe with the weld seam parallel to the longitudinal direction of the steel pipe. According to the forming process, it is divided into high frequency straight seam steel pipe (erw pipe) and submerged arc welded straight seam steel pipe (lsaw pipe). 1. Construction preparation before use of straight seam welded pipe The pipeline…
وڌيڪ پڙهوERW پائپ برقي مزاحمت ويلڊڊ ٽيڪنالاجي کي اختيار ڪري ٿو, ۽ عمل ۾ ويلڊنگ معيار ڪنٽرول تمام ضروري آهي. عام طريقو هن ريت آهي: 1. Product damage inspection procedures Destruction inspection shall involve inserting a tool or device between the welded part and the part adjacent to the weld until the components are completely separated. The diameter of the…
وڌيڪ پڙهوXINYUE اسٽيل گروپ Tianjin ۾ ڪيترن ئي پيداوار bases قائم & هيبي صوبو, پيداوار ERW اسٽيل پائپ, SSAW اسٽيل پائپ, LSAW اسٽيل پائپ, Seamless نديم پائپ, affاھڻ جو نظام ۽ ڪپلر, آر ايS ايس, SHS, وغيره.
