GB/T 45681-2025 General technical specification for repair welding of steel castings

GB/T 983-1995 Stainless steel covered electrodes GB/T 983-2012 Covered electrodes for manual metal arc welding of stainless and heat-resisting steels GB/T 3375-1994 Welding terminology GB/T 5117-1995 Carbon steel covered electrodes GB/T 5117-2012 Covered electrodes for manual metal arc welding of non-alloy and fine grain steels GB/T 5118-1995 Low alloy steel covered electrodes GB/T 5118-2012 Covered electrodes for manual metal arc welding of creep-resisting steels GB/T 5611-1998 Foundry terminology GB/T 5611-2017 Foundry terminology GB/T 8110-1995 Welding wires for gas shielding arc welding of carbon and low alloy steels GB/T 8110-2008 Welding electrodes and rods for gas shielding arc welding of carbon and low alloy steel GB/T 8110-2020 Wire electrodes and weld deposits for gas shielded metal arc welding of non alloy and fine grain steels GB/T 10045-2001 Carbon steel flux cored electrodes for arc welding GB/T 10045-2018 Tubular cored electrodes for non-alloy and fine grain steels GB/T 15169-1994 Approval testing of manual welders fusion welding-steel GB/T 15169-2003 Qualification test of welders—Fusion welding for steels GB/T 17493-1998 Low alloy steel flux cored electrodes for arc welding GB/T 17493-2008 Low alloy steel flux cored electrodes for arc welding GB/T 17493-2018 Tubular cored electrodes for creep-resisting steels GB/T 37400.7-2019 Heavy mechanical general technical specification—Part 7:Repair welding for steel castings GB/T 40800-2021 Specification and qualification of welding procedures for production welding of steel castings