Hebei tianyuan steel pipe manufacture limited company is located in the base of pipeline equipment in China -- Hebei Yanshan County, created in 2005, covers an area of 345,000 square metres, covers 210,000 square meters, registered capital of 50 million, total assets of $350 million, spiral pipe production line 4 ; Advanced straight - seam pipes production line 2, and equipped with high standard of physical and chemical laboratories and advanced testing equipment. Company existing staff more than 360 people, including 30 technicians. Hebei tianyuan steel pipe manufacture limited company is a professional production of spiral tube, maintenance of large diameter spiral tube, spiral pipe, insulation anticorrosion spiral pipe and flange sizes of spiral tube manufacturers. The company become the largest spiral pipe production enterprise in North China. Non - model steel processing according to customer requirements. Products are mainly used for dredging, oil, gas, gas, central heating, water supply, sewage treatment and other medium and low-pressure fluid transport. Product size spiral tube as §æ 219~3220mm, wall thickness for 5~30mm. Straight seam steel pipe §æ 219~1520mm, wall thickness for 4.5~100mm. Reel - §æ 219~3000mm, wall thickness 6mm-60mm, grade up to B-X70, our products perform the API Spec 5L, API Spec 5CT, API Spec 5B,EN10217,SYT5037-2000,GBT9711.1,GBT9711.2,GBT3091-2008 standards. The company's production capacity of 300,000 to produce spiral pipe. . Business purpose is : " integrity and enterprise, win - win cooperation