Hefei Ziking Steel Pipe Inc. is the leading DSAW steel pipe mill located 450km west of Shanghai, Specialized in manufacturing large diameter, thick walled Longitudinal Submerged Arc Welding steel pipes for pipeline or structural purpose. Company is API 5L approved, having China pressure pipeline manufacturing license (A1), and certified with ISO9001 and OHSAS 18001. Annual production capacity is over 200,000MT.

Current production facilities including two JCOE production lines capable to make up to API 5L X-80 grade of DSAW steel pipes. Size scope from OD 406mm(16'')to OD1,422mm(56''). Wall thickness scope from 8mm (0.3'' or 5/16 inch)to 40mm(1.6 or 1-9/16'').
Company proudly recognized by international clients all over the world, we have a North American office located at Vancouver BC. Canada