Tianjin Zhongshun Petroleum Steel Pipe Co Ltd

We are specialized in producing high-tech ERW (Electric Resistance Welded) and SSAW (Spiral Submerged Arc pipes. Our company has advanced O.D.457.2mm high-frequency straight seam resistance welding machine, O.D.3048mm spiral submerged arc welded machine. on-line ultrasonic testing ...

Telephone：86-22-58399254Address：No.9 Baiyi Road, Daqiuzhuang Town, Tianjin, Tianjin, China