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China welding GB Standards Search System

GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want export products or services to china, need ensure they are meet the requirements of GB china national standards;  We provide Chinese and English version GB standards  Lookup, Translate, Download, Purchase service.
  •  China "welding" GB Standards List:
  • GB Standard  Code GB Standard English Title Standard Class Order
    NB/T 20009.30-2017 (welding materials for PWR nuclear power plants - Part 30: Safety grade 1 equipment - Low alloy steel welding wire and flux for submerged arc welding)

    China Energy industry Standards- welding

    GB/T 34630.5-2017 Friction stir welding—Aluminium and its alloys—Part 5:Quality and inspection requirements
    搅拌摩擦焊 铝及铝合金 第5部分:质量与检验要求

    China National Standards- welding

    GB/T 34630.3-2017 Friction stir welding—Aluminium and its alloys—Part 3:Qualification of welding operators
    搅拌摩擦焊 铝及铝合金 第3部分:焊接操作工的技能评定

    China National Standards- welding

    GB/T 34630.4-2017 Friction stir welding—Aluminium and its alloys—Part 4:Specification and qualification of welding procedures
    搅拌摩擦焊 铝及铝合金 第4部分:焊接工艺规程及评定

    China National Standards- welding

    GB/T 34630.2-2017 Friction stir welding—Aluminium and its alloys—Part 2:Design of weld joints
    搅拌摩擦焊 铝及铝合金 第2部分:焊接接头设计

    China National Standards- welding

    GB/T 12459-2017 Steel buttwelding pipe fittings—Types and parameter
    钢制对焊管件 类型与参数

    China National Standards- welding

    GB/T 13401-2017 Steel buttwelding pipe fittings—Technical specification
    钢制对焊管件 技术规范

    China National Standards- welding

    GB/T 33645-2017 welding procedure qualification test for laser-arc hybrid welding of steels, nickel and nickel alloys
    钢、镍及镍合金的激光-电弧复合焊接工艺评定试验

    China National Standards- welding

    HG/T 20223-2017 (Technical specification for welding and brazing of copper and copper alloys)

    China Chemical Industry Standards- welding

    NB/T 20450.5-2017 (PWR nuclear power plant nuclear island machinery and equipment welding another specification Part 5: welding inspection)

    China Energy industry Standards- welding

    HG/T 20222-2017 (Technical specification for aluminum and aluminum alloy welding)

    China Chemical Industry Standards- welding

    GB/T 34630.1-2017 Friction stir welding—Aluminium and its alloys—Part 1:Terminology and definition
    搅拌摩擦焊 铝及铝合金 第1部分:术语及定义

    China National Standards- welding

    NB/T 20009.27-2017 (welding materials for PWR nuclear power plants - Part 27: Stainless steel wire for safety grade equipment)

    China Energy industry Standards- welding

    NB/T 47018.4-2017 (Equipment for welding equipment for pressure equipment - Technical requirements - Part 4: Submerged arc welding...)

    China Energy industry Standards- welding

    SY/T 6423.7-2017 (Non - destructive testing methods for steel and steel industry - Part 7: Seamless and welding.)

    China Oil & Gas Industry Standards- welding

    NB/T 20450.4-2017 (Pressurized water reactor nuclear power plant nuclear island machinery and equipment welding another specification Part 4: product welding and heat treatment)

    China Energy industry Standards- welding

    NB/T 20450.3-2017 (PWR nuclear power plant nuclear island machinery and equipment welding another specification Part 3: welding process assessment)

    China Energy industry Standards- welding

    NB/T 20450.2-2017 (Pressurized water reactor nuclear power plant nuclear island machinery and equipment welding another specification part 2: welding materials)

    China Energy industry Standards- welding

    NB/T 20450.1-2017 (Pressurized water reactor nuclear power plant nuclear island machinery and equipment welding another specification Part 1: general requirements)

    China Energy industry Standards- welding

    NB/T 20009.23-2017 (welding materials for PWR nuclear power plants - Part 23: Stainless steel manual arc welding electrodes for safety grade equipment)

    China Energy industry Standards- welding


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