Import Erw Steel Pipe — Buy in Bulk from Supplier in China

Hebei Chongsheng Special Steel Pipe Co., Ltd. supplies ERW steel pipe manufactured using electric resistance welding, high-frequency induction, and electric fusion welding processes. The pipe is produced in outer diameters from 6mm to 610mm and wall thicknesses up to 22mm, with lengths ranging from 0.5m to 20m. End treatments include square cuts or bevels for welding, and surface finishes range from black to galvanized and coated variants.

The product supports multiple international standards including GB/T3091, GB/T9711, ASTM A53, API 5L, EN10217, and DIN 2458. Material grades span from low-carbon steels like Q195 and St37 to higher-strength grades such as S355J2H and X70, depending on application. Coating options include coal tar epoxy, 3-layer polyethylene, and fusion-bonded epoxy, all applied to meet ISO 21809 and DIN 30670 for buried pipeline use.

This pipe is used in oil and gas pipelines, water and sewage systems, and industrial fluid transport where structural integrity and corrosion resistance are critical. Buyers include pipeline contractors, municipal water authorities, and industrial plant operators. Packaging is in hexagonal bundles up to 2,000kg with plastic caps, waterproof paper, and steel straps. MOQ, lead time, and payment terms are not listed and require direct confirmation.

Hebei Chongsheng Special Steel Pipe Co., Ltd. is located in Yanshan County, Cangzhou, Hebei Province, a known hub for steel pipe manufacturing in China. The supplier is listed as imported with harbor trust tier, but no company history, workforce size, or production capacity is disclosed. There are no verified certifications, client references, or export records provided in the listing.

The supplier references multiple international standards and coating technologies, suggesting technical familiarity. However, the listing does not confirm whether the company operates its own mill, performs in-house testing, or holds quality management systems like ISO 9001. Buyers should treat this as a trading or manufacturing entity without independent verification and request production documentation before placing orders.