SL 432-2008 Specification for manufacture and installation together with acceptance of steel penstocks which be served hydraulic engineering (English Version)
This standard specifies the technical requirements for the manufacture, installation and acceptance of pressure steel pipes, steel linings for sandblasting holes and steel linings for drainage holes (holes) in water conservancy and hydropower projects. This standard is applicable to the manufacture, installation and acceptance of pressure steel pipes, steel linings for sand blast holes and steel linings for drainage holes (holes) in water conservancy and hydropower projects.
SL 432-2008 Referenced Document
GB/T 2970 Method for ultrasonic testing of thicker steel plates*, 2016-02-24 Update
GB/T 3190 Chemical composition of wrought aluminium and aluminium alloys*, 2020-03-31 Update
GB/T 3323 Radiographic examination of fusion welded joints in metallic materials