Scope of application:
1.1 This part specifies the requirements for the manufacture, inspection and acceptance of steel pressure vessels within the scope of GB 150; the requirements for the manufacture, inspection and acceptance of pressure vessels made of other materials shall be in accordance with relevant standards.
1.2 The applicable pressure vessel structure of this part is single-layer welded pressure vessel, forge-welded pressure vessel and multi-layer pressure vessel (including multi-layer tube section wrapping, multi-layer integral wrapping, steel belt staggered and sleeved vessels).
1.3 For low-temperature pressure vessels made of austenitic steel (design temperature lower than -196 ℃), the parties involved in the construction shall negotiate and stipulate additional manufacturing, inspection and acceptance requirements, which shall be specified by the design unit in the design documents.
