规定了焊接用黑色和有色金属、熔剂或非熔剂填充金属的要求。采用的分类系统基本符合ANSI/AWS分类。填充金属分为七类——碳钢和中合金钢、高合金钢、铸铁、铜和铜合金、镁合金、铝合金、镍和镍合金。附录提供了填充金属应用指南

Specifies requirements for ferrous and non-ferrous, fluxed or unfluxed filler metal for welding. The classification system adopted is basically in line with ANSI/AWS classification. Filler metals are given in seven groups - carbon and intermediate alloy steels, high alloy steels, cast iron, copper and copper alloys, magnesium alloys, aluminium alloys, nickel and nickel alloys. An appendix providing a guide to the application of filler metals is included