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GB/T 41979.5-2022 Friction stir spot welding—Aluminium and its alloys—Part 5:Quality and inspection requirements $255.00 via email in 1~3 business day valid
GB/T 41984-2022 Procedure method for arc stud welding $750.00 via email in 1~5 business day valid
GB/T 43320-2023 Non-destructive testing of welds—Ultrasonic testing—Use of automated phased array technology for thin-walled steel components $315.00 via email in 1~3 business day valid
GB/T 43321-2023 Recommended brazing procedure specification for copper and copper alloys $555.00 via email in 1~5 business day valid
GB/T 43412-2023 Recommended process for resistance spot welding on sheet metal $495.00 via email in 1~5 business day valid
GB/T 43656-2024 Test methods for energy consumption during welding processing $435.00 via email in 1~5 business day valid
GB/T 43754-2024 Rotary friction welding of metallic materials $585.00 via email in 1~5 business day valid
GB/T 43755-2024 Preformed solders $225.00 via email in 1~3 business day valid
GB/T 43905.1-2024 Laboratory method for sampling fume and gases in welding and allied processes— Part 1: Determination of fume emission rate during arc welding and collection of fume for analysis $405.00 via email in 1~5 business day valid
GB/T 43905.2-2024 Laboratory method for sampling fume and gases in welding and allied processes — Part 2: Determination of the emission rates of carbon monoxide , carbon dioxide, nitrogen monoxide and nitrogen dioxide during arc welding, cutting and gouging $465.00 via email in 1~5 business day valid
GB/T 43905.3-2024 Laboratory method for sampling fume and gases in welding and allied processes—Part 3: Determination of ozone emission rate during arc welding $315.00 via email in 1~5 business day valid
GB/T 43905.4-2024 Laboratory method for sampling fume and gases in welding and allied processes—Part 4: Welding consumables welding fume emission limit value $435.00 via email in 1~5 business day valid
GB/T 43905.5-2024 Laboratory method for sampling fume and gases in welding and allied processes—Part 5: Identification of thermal-degradation products generated when welding or cutting through products composed wholly or partly of organic materials using pyrolysis-gas chromatography-mass spectrometry $315.00 via email in 1~5 business day valid
GB/T 43905.6-2024 Laboratory method for sampling fume and gases in welding and allied processes—Part 6: Procedure for quantitative determination of fume and gases from resistance spot welding $465.00 via email in 1~5 business day valid
GB/T 43906-2024 Quality requirements for brazing of metallic materials $495.00 via email in 1~5 business day valid
GB/T 43917.1-2024 Equipment for capture and separation of welding fume—Part 1: General requirements $375.00 via email in 1~5 business day valid
GB/T 43917.2-2024 Equipment for capture and separation of welding fume—Part 2: Requirements for testing and marking of separation efficiency $255.00 via email in 1~3 business day valid
GB/T 43917.3-2024 Equipment for capture and separation of welding fume—Part 3: Determination of the capture efficiency of on-torch welding fume extraction devices $375.00 via email in 1~5 business day valid
GB/T 43917.4-2024 Equipment for capture and separation of welding fume—Part 4: Determination of the minimum air volume flow rate of capture devices $315.00 via email in 1~5 business day valid
GB/T 44046-2024 Non-destructive testing—Metal magnetic memory—Inspection of welded joints $285.00 via email in 1~3 business day valid
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