GB/T 899-1988 Double end studs--bm=1.5d

GB 899-1976

GB/T 1167-1996 The threads for transition fit GB/T 1237-2000 Designation system for fasteners GB/T 196-2003 General purpose metric screw threads—Basic dimensions GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB/T 2-2001 Fasteners—Ends of parts with external thread GB/T 2-2016 Fasteners—Ends of parts with external thread 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 3098.6-2000 Mechanical properties of fasteners—Bolts, screws and studs made of stainless-steel GB/T 3098.6-2014 Mechanical properties of fasteners—Stainless steel Bolts,screws and studs GB/T 3098.6-2023 Mechanical properties of fasteners—Stainless steel bolts,screws and studs GB/T 3103.1-2002 Tolerances for fasteners—Bolts, screws, studs and nuts GB/T 5267.1-2002 Fasteners—Electroplated coatings GB/T 5267.1-2023 Fasteners—Electroplate coating GB/T 5267.2-2002 Fasteners—Non-electrolytically applied zinc flake coatings GB/T 5267.2-2017 Fasteners—Non-electrolytically applied zinc flake coatings GB/T 5267.2-2021 Fasteners—Non-electrolytically applied zinc flake coatings GB/T 5267.3-2008 Fasteners—Hot dip galvanized coatings GB/T 5267.4-2009 Passivation of corrosion-resistant stainless-steel fasteners GB/T 5267.5-2024 Fasteners surface treatment—Part 5:Zinc thermal diffusion coatings GB/T 5779.1-2000 Fasteners—Surface discontinuities—Bolts,screws and studs for general requirements GB/T 5779.3-2000 Fasteners—Surface discontinuities—Bolts,screws and studs for special requirements GB/T 90.1-2002 Fasteners—Acceptance inspection GB/T 90.1-2023 Fasteners—Acceptance inspection GB/T 90.2-2002 Fasteners—Marking and packaging GB/T 90.3-2010 Fasteners—Quality assurance system GB/T 196-2025 General purpose metric screw threads—Basic dimensions