GB/T 9711.2 Spiral Steel Pipe

Manufacturing Procedures

The GB/T9711.2 spiral welded steel pipe should be manufactured in the following steps. Firstly, the steel belts or plate should be molded.Secondly, the joint edging zone should be padded by metals and finally, the joints should be welded.

Materials

The GB/T9711.2 spiral welded steel pipe is made of Gr.A to Gr.X100; Gr.Q235B,Gr.Q345B,Gr.S355J2H,Gr.S355JRH,ST37,ST52,STK400 and etc.

Technical specifications

The maximum outer diameter for GB/T9711.2 spiral welded steel pipe is 3048mm. The maximum wall thickness is 30mm and the maximum length for a single pipe reaches 20000mm.

Application

The GB/T 9711.2 sprial steel pipe is widely used in transferring combustible gas, including petroleum and natural gas.

Zhongshun is a GB/T 9711.2 spiral steel pipe manufacturer and supplier.We also offer spiral welded steel pipe, ERW steel pipe,SSAW Steel pipe. Our high quality products are offered at competitive prices.

Zhongshun is located in China, where the full chain of manufacturing coating steel pipe and pilling can be completed even in one city, which helps save our production cost. Our lower manufacturing cost saves your purchasing cost as well .