This standard specifies the brazing filler metal and flux, brazing preparation, brazing process, joint type and weld quality inspection for brazing copper pipes. This standard is applicable to the brazing of copper pipes and branch pipes, flanges, casings, threaded joints, milk-shaped (flat shoulder) joints, and rings.
CB/T 3832-1999 history
1999CB/T 3832-1999 Technical requirements for copper pipes brazing