Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 26956-2011 Destructive tests on welds in metallic materials - Etchants for macroscopic and microscopic examination 300.0 via email in 1~3 business day valid
GB/T 11345-2013 Non-destructive testing of welds—Ultrasonic testing—Techniques,testing levels,and assessment 220.0 via email in 1 business day valid
GB/T 16957-2012 Clad teel plates—Mechanical technical tests on welded joints 180.0 via email in 1~3 business day valid
GB/T 6417.1-2005 Classification and explanation of imperfections in fusion welded joints 60.0 via email in 1 business day valid
GB/T 22087-2008 Arc-welded Joints in Aluminium and its Alloys—Guidance on Quality Levels for Imperfection 60.0 via email in 1 business day valid
GB/T 12605-1990 Methods of radiographic inspection and quality classification of circumferential fusion welded butt joints in steel pipes and tubes 240.0 via email in 1~3 business day abolished
GB/T 2652-1989 Methods of tensile tests for weld and deposited metal 30.0 via email in 1~3 business day abolished
QJ A 1175-1996 QJ A 1175-1996 X-Radiographic Testing Method for Steel Plate Welded Butt Joint 150.0 via email in 1~3 business day valid
GB/T 31032-2014 Welding and acceptance standard for steel pipings and pipelines 520.0 via email in 1~2 business day valid
GB/T 2651-1989 Method of tensile test for welded joint 60.0 via email in 1~3 business day superseded
GB/T 29461-2012 Ultrasonic testing for electrofusion joint of polyethylene pipe 210.0 via email in 1~3 business day valid
GB/T 2650-2008 Impact test methods on welded joints 90.0 via email in 1~3 business day valid
GB/T 27551-2011 Destructive tests on welds in metallic materials—Fracture test and leasing of audio-video products 240.0 via email in 1~3 business day valid
GB/T 14693-1993 Nondestructive testing symbols for welds 105.0 via email in 1~3 business day superseded
GB 986-1988 Basic forms and sizes of weld grooves 210.0 via email in 1~3 business day superseded
GB/T 3323-1987 Methods for radiographic inspection and classification of radiographs for fusion welded butt joints in steel via email in business day abolished
GB/T 26953-2011 Non-destructive testing of welds—Penetrant testing of welds—Acceptance levels 120.0 via email in 1~3 business day valid
GB 2649-1989 Methods of sampling for mechanical properties tests of welded joint 150.0 via email in 1~3 business day abolished
GB 324-1988 Welds-symbolic representation on drawings 450.0 via email in 1~5 business day superseded
GB/T 32260.2-2015 Destructive tests on welds in metallic materials―Cold cracking tests for weldments―Arc welding processes―Part 2:Self-restraint tests 255.0 via email in 1~3 business day valid
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