This specification specifies the heat treatment process specifications, equipment control, process control, quality control and inspection of high-temperature alloy pipes, wires, sheet metal parts, welded assemblies, bars, forgings, disc forgings, castings and their semi-finished products and finished products for aviation. relevant requirements. As a standard of the Ministry of Aviation Industry, this instruction manual is the main technical document guiding the heat treatment of aviation high-temperature alloys and their parts in factories within the Ministry.
HB/Z 140-2004 history
2004HB/Z 140-2004 Heat treatment of superalloy for aviation
1970HB/Z 140-1989 Instructions for heat treatment process of superalloys for aviation