Cangzhoujiguangangguanyouxiangongsi

Hebei cangzhou coronary steel pipe manufacturing Co., LTD. Is a professional production of large diameter and thickness of steel tube wall seamless, double-sided submerged arc welding line 2, the production 402mm diameter and wall thickness 6mm 3000mm - 1.5 m - 50, length, material # 20-20m, 16Mn, Q235B, alloy steel, stainless steel etc advanced manufacture steel production, all kinds of thick wall type specification reached more than 1000 kinds. Production cycle is short, quick delivery. Company product quality is enterprise&＃039;s life, equipped with automatic on-line ultrasonic flaw detector, eddy current flaw detector, X-ray detection machine, water pressure test enginery, ensure the quality of products reach the international advanced level. The company now owns thermal expansion 2 lines of (high frequency welded pipe production line invisible, automatic frequency annealing, 215 tonnes of hydraulic straighter and hydrostatic pressure tester), 3 million tons, hot rolling production line (cold drawn perforation, pickling phosphate perforation, interactive place double cores stem lengba machine, automatic temperature control rotary furnace, seven roll back, eddy current testing straightener inspection standard, the annual national) more than 20, 000 tons.