GB/T 41113-2021
硬钎焊工和硬钎焊操作工技能评定
Qualification test of brazers and brazing operators
- 实施日期
- 2022-07-01
- ICS 分类
- 25.160.50
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 3,504 条
GB/T 41113-2021
Qualification test of brazers and brazing operators
GB/T 41104.3-2021
Solder wire, solid and flux cored—Specifications and test methods—Part 3:Wetting balance test method for flux cored solder wire efficacy
GB/T 41104.2-2021
Solder wire, solid and flux cored—Specification and test methods—Part 2: Determination of flux content
GB/T 41104.1-2021
Solder wire, solid and flux cored—Specification and test methods—Part 1: Classification and performance requirements
GB/T 38265.15-2021
Test methods for soft soldering fluxes—Part 15: Copper corrosion test
GB/T 38265.14-2021
Test methods for soft soldering fluxes—Part 14: Assessment of tackiness of flux residues
GB/T 38265.13-2021
Test methods for soft soldering fluxes—Part 13: Determination of flux spattering
GB/T 38265.11-2021
Test methods for soft soldering fluxes—Part 11: Solubility of flux residues
GB/T 38265.5-2021
Test methods for soft soldering fluxes—Part 5: Copper mirror test
GB/T 7991.3-2021
Test method of viterous and porcelain enamels—Part 3:Determination of resistance to thermal shock
GB/T 41136-2021
Resistance welding equipment—Transformers—Integrated transformer-rectifier units for welding guns operating at 1000Hz
GB/T 6476-2021
Surface grinding machines with vertical grinding wheel spindle and reciprocating table—Testing of the accuracy
GB/T 41093-2021
Machine tools safety—Turning machines
GB/T 5289.2-2021
Test conditions for testing the accuracy of boring and milling machines with horizontal spindle—Part 2:Machines with movable column and fixed table
GB/T 25717-2021
Hot chamber die casting machines for magnesium alloys
GB/T 41166-2021
Quality requirements for enamelled cast iron cookwares
GB/T 5358-2021
Screwdriver for hexalobular socket screws
GB/T 5356-2021
Hexagon socket screw keys
GB/T 19361-2021
Wire electrical discharge machines(unidirectional traveling type)—Testing of the accuracy
GB/T 40740-2021
Welding procedures qualification for overlay welding