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Selection of wall thickness of thin wall stainless steel water pipe

Author:     Date: March 13, 2019    Source:    Focus on:

      With the development of the national economy and the improvement of people's living standards, some domestic enterprises began to research and develop the thin-walled stainless steel pipe connection method field on the basis of digesting and absorbing the advanced foreign connection technology since the end of 1990s. Thin wall stainless steel water pipe and stainless steel pipe fittings have become the new choice of water supply pipe materials and the new trend of domestic water supply pipeline system development because of their superior safety, reliability, health and environmental protection, and economic applicability; At present, the development of thin-walled stainless steel pipe is strong, and it has been widely used in building water supply and direct drinking water pipeline.

At present, thin-walled stainless steel pipes are connected in various ways. The common types of pipe fittings are compression type, clamping type, flexible type, clamp type, adhesive type, union type flange connection, socket welding type, welding type and derivative series connection mode combining welding and traditional connection. According to the different principle, the application scope of these connection methods is different, but most of them are easy to install, firm and reliable.

At present, the thin-walled stainless steel water pipes used in the market are generally referred to CJ/T 151-2001 "Thin wall stainless steel water pipe" and GB/T19228.2-2003 Standard production of thin wall stainless steel pipe for connection of stainless steel compression type pipe fittings. These two standards refer to the national standards GB/T 12771 two thousand "Stainless steel welded steel pipe for fluid transportation", European standard Stainless steel pipes and fittings for liquid (including drinking water) transportation (DIN enll0312:1999), British standard bs4127-1994 thin wall stainless steel pipes for main water transportation and Japanese standard JISG 3448-1997 stainless steel pipes for general pipelines are formulated according to China's national conditions.

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