GB/T 32076.1-2015 High-strength structural bolting assemblies for preloading—Part 1:General requirements

GB/T 32076.2-2015 High-strength structural bolting assemblies for preloading—Part 2:Suitability for preloading GB/T 32076.3-2015 High-strength structural bolting assemblies for preloading—Part 3:System HR—Hexagon bolt with large width across flats and nut assemblies GB/T 32076.4-2015 High-strength structural bolting assemblies for preloading—Part 4:System HV—Hexagon bolt with large width across flats and nut assemblies GB/T 32076.5-2015 High-strength structural bolting assemblies for preloading—Part 5:Plain washers GB/T 32076.6-2015 High-strength structural bolting assemblies for preloading—Part 6:Plain chamfered washers GB/T 32076.7-2015 High-strength structural bolting assemblies for preloading—Part 7:M39～M64—Hexagon bolt with large width acrossflats and nut assemblies

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 3098.2-2000 Mechanical properties of fasteners—Nuts—Coarse thread GB/T 3098.2-2015 Mechanical properties of fasteners—Nuts GB/T 3103.1-2002 Tolerances for fasteners—Bolts, screws, studs and nuts GB/T 3103.3-2000 Tolerances for fasteners—Plain washers GB/T 3103.3-2020 Tolerances for fasteners—Plain washers GB/T 4340.1-1999 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2009 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2024 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 5267.3-2008 Fasteners—Hot dip galvanized coatings GB/T 5276-2015 Fasteners—Bolts,screws,studs and nuts—Symbols and descriptions of dimensions GB/T 32076.2-2015 High-strength structural bolting assemblies for preloading—Part 2:Suitability for preloading GB/T 32076.3-2015 High-strength structural bolting assemblies for preloading—Part 3:System HR—Hexagon bolt with large width across flats and nut assemblies GB/T 32076.4-2015 High-strength structural bolting assemblies for preloading—Part 4:System HV—Hexagon bolt with large width across flats and nut assemblies GB/T 32076.5-2015 High-strength structural bolting assemblies for preloading—Part 5:Plain washers GB/T 32076.6-2015 High-strength structural bolting assemblies for preloading—Part 6:Plain chamfered washers GB/T 32076.7-2015 High-strength structural bolting assemblies for preloading—Part 7:M39～M64—Hexagon bolt with large width acrossflats and nut assemblies GB/T 3098.2-2025 Mechanical properties of fasteners—Part 2:Nuts