API(American Petroleum Institute),API 5L Line Pipe,API 5D

The American Petroleum Institute, commonly referred to as API, is the largest U.S trade association for the oil and natural gas industry.[......]

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What is boiler tube

Boiler tubes need to withstand high pressure and temperature. Sunny Steel’s state-of-the-art manufacturing processes and advanced inspection and testing procedures ensure our boiler tube stand up to the harsh environments.[......]

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