General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 28708-2012
Scope
This standard specifies the dimension series and theoretical quality of carbon steel, alloy steel, stainless steel seamless steel pipe and welded steel pipe for pipeline engineering. This standard applies to the selection of steel pipes for fluid transportation in pipeline engineering.
GB/T 28708-2012 Referenced Document
GB/T 17395-2008 Dimensions, shapes, masses and tolerances of seamless steel tubes
GB/T 21835-2008 Dimensions and masses per unit length of welded steel pipes