GB/T 9711.2-1997 Longitudinal Line Pipe for Oil and Natural Gas Transportation

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Xinrisheng produces thermal insulation pipe, square steel pipe, anti-resistant pipe, pipe fitting, spiral steel pipe, SSAW pipe and SMLS pipe. We build our factory on the basis of quality, and carry out the quality management from up to down. The product is double-faced submerged-arc welded pipes. Now the diameter of our product is from φ219mm to φ3500mm and wall thickness is from 6mm to 28mm. Our product comply with the standard of SY/T5037-2000, GB/T9711.1＆GB/T9711.2 and API SPEC 5L PSL-1＆API SPEC 5L PSL-2, the material can be Q235A/B,Q345B, L245，L360 and X42-X80 grade plate. The products are widely used in the long-distance transmitting pipelines of natural gas, petroleum, chemical industry, power, heat power and water source etc.
We build our factory on the basis of quality, and carry out the quality management from up to down.The product is strictly tested in all process from contact signing, raw material purchasing, producing, to inspection and after sale service, and passed through the termly inspection of Cangzhou Municipal Technology Supervision Bureau and Hebei Province Technology Supervision Bureau. The properties of the product comply with the standard. We can ensure to supply good product and service for the customers.
For so many years, our company put the customer first, establishes pre-sale, on –sale and after-sale service standard so that we can completely satisfy the demand of the customer in all process. Our product gain trust from customer and we establish long term and mutual benefit cooperation with customer.
Xinrisheng produces thermal insulation pipe, square steel pipe, anti-resistant pipe, pipe fitting, spiral steel pipe, SSAW pipe and SMLS pipe. We build our factory on the basis of quality, welcome!