This standard specifies the chemical composition, test methods and inspection rules of HGH150 and HGH533 alloy welding wires. This standard applies to HGH150 and HGH533 alloy cold-drawn welding wires, which are used for welding high-temperature load-bearing parts of aerospace engines made of GH150 alloy.
HB 5499-1992 history
1992HB 5499-1992 HGHl50 and HGH533 alloy cold drawn welding wire