GB/T 150.4-2011 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance
GB/T 150.4-2011 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance
Basic Information
Scope
1.1 This part specifies the manufacturing, inspection, and acceptance requirements for steel pressure vessels within the scope of application of GB 150; the manufacturing, inspection, and acceptance requirements for pressure vessels made of other materials shall be in accordance with relevant standards.
1.2 The pressure vessel structures applicable to this part include single-layer welded pressure vessels, forged-welded pressure vessels, and multi-layer pressure vessels (including multi-layer cylinder section wrapping, multi-layer integral wrapping, steel strip cross-winding, and sleeve-type vessels).
1.3 For low-temperature pressure vessels made of austenitic steel (with a design temperature below –196°C), the additional manufacturing, inspection, and acceptance requirements shall be determined through consultation among all parties involved in the construction and specified by the design unit in the design documents.