This standard specifies the mechanical performance test methods for welded joints of boiler pressure components, including tensile test (normal temperature and high temperature), bending test and impact test (normal temperature). This standard applies to butt joints on pressure components of stationary boilers.
GB/T 13311-1991 history
1991GB/T 13311-1991 Boiler pressure parts. Mechanical test for welded joints
GB/T 13311-1991 Boiler pressure parts. Mechanical test for welded joints was changed to JB/T 1614-1994 Test method for mechanical properties of welded joints of boiler pressure components.