GB/T 9711.1 Q345B Spiral Steel Pipe
Manufacturing Procedures
The GB/T9177.1 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/T9711.1 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 9711.1 sprial steel pipe is widely used in transferring combustible gas, including petroleum
and natural gas.
Zhongshun is a GB/T 9711.1 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.
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