This standard specifies the marking, performance and dimensions, and hydrostatic pressure test of axial suction centrifugal pumps (hereinafter referred to as pumps). This standard applies to pumps with a maximum working pressure rating of 1.6 MPa.
GB/T 5662-2013 Referenced Document
GB/T 7306.1 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads Part 1:Parallel internal and taper external threads
GB/T 7306.2 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads Part 2:Taper internal and external threads
GB/T 5662-2013 history
2013GB/T 5662-2013 End-suction centrifugal pumps (rating 1.6 MPa).Designation,nominal duty point and dimensions
1985GB/T 5662-1985 End-suction centrifugal pumps (rating 16bar)--Designation,nominal duty point and dimensions