This standard specifies the basic rules and requirements for the implementation of tungsten inert gas shielded welding. This standard applies to tungsten inert gas shielded welding of carbon steel, low alloy steel, stainless steel, aluminum and nickel-based alloys.
JB/T 9185-1999 history
1999JB/T 9185-1999 Welding procedure specification for gas tungsten arc welding