Hebei the ten billion Steel Pipe Manufacturing Co., Ltd. welcome you. The company supplies spiral steel pipe products from hot rolled steel strip as raw material, often warm spiral shape, welded by automatic submerged arc welding process, product execution the API spec 5L.EN10217 GB/T9711.1 SY/T5037-2000 standard. Mainly for the oil and gas industry to transport flammable fluid and non-flammable fluid and steel structure. The company has two modern production lines, an annual output of diameter 219-2420mm, 200,000 tons of steel pipe wall thickness of 5-25.4mm. Products sold throughout 28 provinces, autonomous regions, and some exports. Double submerged arc welded steel pipe material Q235B ￠ 219 × 6.0-7.0 ￠ 273 × 6.0-8.0 ￠ 325 × 6.0-9.30 ￠ 377 × 6.0-12 ￠ 426 × 6.0-12 ￠ 478 × 6.0-12 ￠ 529 × 6.0-12 ￠ 630 × 6.0-12 ￠ 720 × 6.0-12 ￠ 820 × 6.0-12 ￠ 920 × 8.0-12 ￠ 1020 × 8.0-12 ￠ 1220 × 8.0-12 ￠ 1420 × 8.0-14 ￠ 1620 × 10-18 ￠ 1820 -2420 × 10-20. Companies operating in the principle of "honesty, customer first" to acknowledge the new and old customers with the best quality and the lowest price, the best service. I Hebei tens of billions of Steel Pipe Manufacturing Co., Ltd. production and sales of ERW longitudinally welded pipes, the company's main steel pipes, high-frequency straight seam steel pipe, welded pipe, straight seam pipe, using today's state-of-the-art international row roll-forming process, electrical configuration with Germany's Siemens PRC and British MENT DC digital speed control devices to ensure that the unit high-precision, high-efficiency operation reliability. Production ERW straight seam welded pipe outside diameter for Φ13.5mm ~ Φ508mm, and wall thickness of 0.8mm ~ 16mm ERW straight seam welded pipe material Q235A Q235B Q235C Q345B 10 # steel 16Mn. ERW longitudinally welded pipes production all the organization of production in accordance with the national standard GB/T3091-2001, GB/T13793-92, GB/T6728-2002. Since its inception, the production of ERW longitudinally welded pipes reached advanced domestic and international level of the same industry. And passed the ISO9001: 2000 quality management system certification. Complete specifications of the Company's production of ERW longitudinally welded pipes, excellent prices and good quality. The the ten billion company is willing to cooperate sincerely with all levels of users, welcome new and old customers to visit us. We sincerely hope to establish long-term cooperative relationship with you, mutual benefit and common development!