HTJ-3 welding rod is suitable for welding 10A, 20A, 10Mn2A, 12Mn2A, 25CrMnSiA, 30CrMnSiA, 30CrMnSiA KunNi2A, 40CrMnSiMoVA and other steel materials, as well as ZGrMnMn cast Kunming steel.
HB 461.1-1984 history
2004HB 459-2004 Specification for coverd electrodes of structure steel for aviation
1970HB 461.1-1984 HTJ-3 welding rod technical conditions
HB 461.1-1984 HTJ-3 welding rod technical conditions was changed to HB 459-2004 Specification for coverd electrodes of structure steel for aviation.