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  • GB/T 40801-2021 钛、锆及其合金的焊接工艺评定试验 Welding procedure qualification tests for titanium, zirconi...2023-07-25
  • DIN EN ISO 17279-2-2019 Welding - Micro joining of 2nd generation high temperature superconductors - Part 2...2023-07-23
  • AS/NZS 2980-2018 Qualification of welders for fusion welding of steels - Additional requirements for Austra...2023-07-20
  • API RP 591-2019 Process Valve Qualification Procedure (SIXTH EDITION)2023-07-15
  • AWS B5.2-2018 Specification for the qualification of welding inspector specialists and welding inspector as...2023-07-12
  • AWS B2.2/B2.2M-2016 硬钎焊工艺与能力鉴定规程 Specification for brazing procedure and performance qualificati...2023-07-02
  • DIN EN ISO 15848-1-2017 Industrial valves - Measurement, test and qualification procedures for fugitive emi...2023-06-27
  • AS 3992-2020 Pressure equipment - Welding and brazing qualification2023-06-23
  • GB/T 13625-2018 核电厂安全级电气设备抗震鉴定 Seismic qualification of safety class electrical equipment for ...2023-06-05
  • DB12/ 251-2005 生鲜牛乳检疫规程 Quarantine standard for the qualification of raw milk 2023-06-03
  • EN 60034-18-41-2014 Rotating electrical machines - Part 18-41: Partial discharge free electrical insulation...2023-05-18
  • DIN 35225-2017 Welding for aerospace applications - Qualification testing of operators for powder bed base...2023-05-18
  • BS EN 62808-2016 Nuclear power plants. Instrumentation and control systems important to safety. Design and...2023-05-10
  • ASME STP-NU-078-2016 COMPARISON REPORT ON WELDING QUALIFICATION AND WELDING QUALITY ASSURANCE2023-05-06
  • BS 9122-2018 Qualification and approval of UAS operatives. UAS Pilot Level 12023-05-03
  • HG/T 5103-2016 塑料冷焊接工艺评定 Bonding procedure qualification for plastics pipeline2023-05-02
  • DIN EN ISO 14903-2017 Refrigerating systems and heat pumps - Qualification of tightness of components and j...2023-04-24
  • DIN ISO 24394-2020Welding for aerospace applications - Qualification test for welders and welding operators ...2023-04-22
  • GB/T 23718.7-2022机器状态监测与诊断 人员资格与人员评估的要求 第7部分:热成像Condition monitoring and diagnosti...2023-04-19
  • DL/T 2221-2021160kV~500kV挤包绝缘直流电缆系统预鉴定试验方法Prequalification test specifications for extruded...2023-04-16
  • GB/T 40424-2021管与管板的焊接工艺评定试验Welding procedure qualification test for tubes to tube-plate joints...2022-10-24
  • GB/T 41123.3-2021无损检测 工业射线计算机层析成像检测 第3部分:验证Non-destructive testing—Radiation methods f...2022-10-25
  • 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...2022-10-25
  • GB/T 19869.1-2005钢、镍及镍合金的焊接工艺评定试验Welding procedure qualification test for steels,nickel and ...2022-06-13
  • CJ/T 32-2004液化石油气钢瓶焊接工艺评定Welding procedure qualification of liquified petroleum gas cylinders...2022-06-12