GB 51367-2019 Standard for design of strengthening steel structure

GB 55021-2021 Standard for seismic appraisal of buildings

CJ/T 504-2016 Cable with the sheath of high density polyethylene GB 13014-1991 Remained heat treatment ribbed steel bars for the reinforcement of concrete GB/T 13014-2013 Quenching and self-tempering ribbed bars for the reinforcement of concrete GB 14907-2002 Fire resistive coating for steel structure GB 14907-2018 Fire resistive coating for steel structure GB 50009-2012 Load code for the design of building structures GB 50010-2010 Code for design of concrete structures GB 50011-2010 Code for seismic design of buildings GB 50016-2014 Code for fire protection design of buildings GB 50017-2017 Code for design of steel structures GB 50117-2014 Standard for seismic appraisal of special structures GB 50144-2019 Standard for appraisal of reliability of industrial buildings and structures GB 50205-2001 Code for acceptance of construction quality of steel structures GB 50205-2020 Standard for acceptance of construction quality of steel structures GB 50292-2015 Standard for appraiser of reliability of civil buildings GB 50550-2010 Code for acceptance of construction quality of strengthening building structures GB 50661-2011 Code for welding of steel structures GB 50728-2011 Engineering Structure Reinforcement Material Safety Evaluation Technical Specification (with Explanation) GB 50936-2014 Technical code for concrete filled steel tubular structures GB/T 8918-1996 Steel wire ropes GB/T 8918-2006 Steel wire ropes for important purposes 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 10433-2002 Cheese head studs for arc stud welding GB/T 10433-2024 Fasteners—Studs and ceramic ferrules for arc stud welding GB/T 1228-1991 High strength bolts with large hexagon head for steel structures GB/T 1228-2006 High strength bolts with large hexagon head for steel structures GB/T 1229-1991 High strength large hexagon nuts for steel structures GB/T 1229-2006 High strength large hexagon nuts for steel structures GB/T 1230-1991 High strength plain washers for steel structures GB/T 1230-2006 High strength plain washers for steel structures GB/T 1231-1991 Specifications of high strength bolts with large hexagon head, large hexagon nuts, plain washers for steel structures GB/T 1231-2006 Specifications of high strength bolts with large hexagon head,large hexagon nuts,plain washers for steel structures GB/T 1231-2024 High strength bolts with large hexagon head assemblies for steel structures GB 12470-1990 Fluxes for the submerged arc welding of low alloy steel GB/T 12470-2003 Low-alloy steel electrodes and fluxes for submerged arc welding GB/T 12470-2018 Solid wire electrodes,tubular cored electrodes and electrode/flux combinations for submerged arc welding of creep-resisting steels GB/T 14370-2000 Anchorage,grip and coupler for prestressing tendons GB/T 14370-2007 Anchorage,grip and coupler for prestressing tendons GB/T 14370-2015 Anchorage,grip and coupler for prestressing tendons GB/T 14957-1994 Steel wires for melt welding GB/T 1499.1-2008 Steel for the reinforcement of concrete—Part 1:Hot rolled plain bars GB/T 1499.1-2017 Steel for the reinforcement of concrete—Part 1:Hot rolled plain bars GB 1499.1-2024 Steel for the reinforcement of concrete—Part 1:Hot rolled plain bars GB/T 1499.2-2007 Steel for the reinforcement of concrete—Part 2:Hot rolled ribbed bars GB/T 1499.2-2018 Steel for the reinforcement of concrete—Part 2:Hot rolled ribbed bars GB 1499.2-2024 Steel for the reinforcement of concrete—Part 2:Hot rolled ribbed bars GB/T 1591-1994 High strength low alloy structural steels GB/T 1591-2008 High strength low alloy structural steels GB/T 1591-2018 High strength low alloy structural steels GB/T 16939-2016 High strength bolts for joints of space grid structures 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 19879-2005 Steel plates for building structure GB/T 19879-2015 Steel plate for building structure GB/T 19879-2023 Steel Plate for building structure GB/T 20934-2007 Steel tie rod GB/T 20934-2016 Steel tie rod GB/T 3098.1-2000 Mechanical properties of fasteners—Bolts, screws and studs GB/T 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 3632-1995 Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures GB/T 3632-2008 Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures GB/T 4842-1995 Pure argon GB/T 4842-2006 Argon GB/T 4842-2017 Argon GB/T 50046-2018 Code for anticorrosion design of industrial constructions GB/T 50448-2015 Technical code for application of cementitious grout 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 5293-1999 Carbon steel electrodes and fluxs for submerged arc welding 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 5780-2000 Hexagon head bolts—Product grade C GB/T 5780-2016 Hexagon head bolts—Product grade C GB/T 5780-2025 Fasteners—Hexagon head bolts—Product grade C GB/T 5782-2000 Hexagon head bolts GB/T 5782-2016 Hexagon head bolts GB/T 5782-2025 Fasteners—Hexagon head bolts GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels 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 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings JG/T 161-2004 Unbonded prestressing steel strand JG/T 161-2016 Unbonded prestressing steel strand JGJ 85-2010 Technical specification for application of anchorage, grip and coupler for prestressing tendons JT/T 737-2009 Filled epoxy coating steel strand YB/T 152-1999 High strength low relaxation hot-dip galvanized steel strand for prestress