What is the national standard for spiral welded pipes? How much pressure can you handle?

2009-04-08View Original

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For the most recent batch of pipes, it was found on site that they are spiral-welded pipes – with spiral patterns visible after painting. What is the national standard for spiral-welded pipes? How much pressure can you handle?

Reply #22009-04-08

What is the national standard for spiral welded pipes? GB9711.1: What pressure can it withstand? It’s hard to say; it depends on conditions such as the medium and temperature

Reply #32009-04-08

I’m not exactly sure what level of pressure it can withstand, but the spiral welded pipes used in construction at our company weigh around 5 kilograms each.

Reply #42009-04-08

Spiral welded pipes are widely used in long-distance natural gas pipelines, especially in China. Pipelines designed with a pressure of 10.0 MPa usually use coiled pipes, such as the famous West-East Gas Pipeline

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What is the national standard for spiral welded pipes? How much pressure can you handle?

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