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Home > Blog > The first stainless steel composite double

Release Time : 2024/11/15

Publisher : CHAIN CHUAN YOU

The first stainless steel composite double

Recently, the submarine oil pipelines of the CNOOC Wenchang 19-1N and 8-3E oilfield production release projects in the South China Sea have been completed. This is the first time that China has laid a stainless steel composite double-layer sea pipe. The operation difficulty is the most in China, and the two new welding technologies are also applied for the first time.


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