GB/T 5293-2018 Solid wire electrodes,tubular cored electrodes and electrode/flux combinations for submerged arc welding of non alloy and fine grain steels

GB/T 5293-1999 Carbon steel electrodes and fluxs for submerged arc welding

GB/T 2650-1989 Method of impact test for welded joint GB/T 2650-2008 Impact test methods on welded joints GB/T 2650-2022 Destructive tests on welds in metallic materials—Impact tests GB/T 2651-1989 Method of tensile test for welded joint GB/T 2651-2008 Tensile test method on welded joints GB/T 2651-2023 Destructive tests on welds in metallic materials—Transverse tensile test GB/T 2652-1989 Method of tensile tests for weld and deposited metal GB/T 2652-2008 Tensile test methods on weld and deposited metal GB/T 2652-2022 Destructive tests on welds in metallic materials—Longitudinal tensile test on weld metal in fusion welded joints GB/T 3323-1987 Methods for radiographic inspection and classification of radiographs for fusion welded butt joints in steel GB/T 3323-2005 Radiographic examination of fusion welded joints in metallic materials GB/T 3323.1-2019 Non-destructive testing of welds—Radiographic testing—Part 1:X-and gamma-ray techniques with film GB/T 3323.2-2019 Non-destructive testing of welds—Radiographic testing—Part 2:X-and gamma-ray techniques with digital detectors GB/T 3965-1995 Methods for determination of diffusible hydrogen in deposited metal GB/T 3965-2012 Determination of diffusible hydrogen in deposited metal GB/T 18591-2001 Welding—Guidance on the measurement of preheating temperature, interpass temperature and preheat maintenance temperature GB/T 25774.1-2010 Test methods for welding consumables—Part 1:Preparation and testing of deposited metal specimens for mechanical properties in steel,nickel and nickel alloys GB/T 25774.1-2023 Test methods for welding consumables—Part 1:Preparation of deposited metal test pieces and specimens for mechanical properties in steel,nickel and nickel alloys GB/T 25774.2-2016 Test methods for welding consumables—Part 2:Preparation of single-run and two-run technique test specimens in steel GB/T 25774.2-2023 Test methods for welding consumables—Part 2:Preparation of butt weld single-run and two-run technique test pieces and specimens for mechanical properties in steel GB/T 25775-2010 Technical delivery conditions for welding consumables—Type of product,dimensions,tolerances and markings GB/T 25777-2010 Preparation methods of deposited metal specimens for chemical analysis GB/T 25778-2010 Procurement guidelines for welding consumables

ISO 14171:2016