GB/T 28701-2012 Locking assemblies

GB/T 70.1-2000 Hexagon socket head cap screws GB/T 70.1-2008 Hexagon socket head cap screws GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 1031-1995 Surface roughness parameters and their values GB/T 1031-2009 Geometrical Product Specifications (GPS)—Surface texture:Profile method—Surface roughness parameters and their values GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 1800.2-1998 Limits and fits—Bases—Part 2:Basic rules of tolerances, deviations and fits GB/T 1800.2-2009 Geometrical Product Specifications (GPS)—Limits and fits—Part 2:Tables of standard tolerance grades and limit deviations for holes and shafts GB/T 1800.2-2020 Geometrical product specifications(GPS)—ISO code system for tolerances on linear sizes—Part 2:Tables of standard tolerance classes and limit deviations for holes and shafts 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 3177-1997 Inspection of plain workpiece sizes GB/T 3177-2009 Geometrical Product Specifications (GPS)—Inspection of plain workpiece sizes GB/T 4879-1999 Rustproof packaging GB/T 4879-2016 Rustproof packaging GB/T 6388-1986 Transport package shipping mark GB/T 13384-1992 General specifications for packagings of mechanical and electrical products GB/T 13384-2008 General specifications for packing of mechanical and electrical product JB/T 6399-1992 Heavy machinery spring steel JB/T 6396-1992 Large alloy structural steel forgings JB/T 6396-2006 Specification for the heavy alloy structural steel forgings GB/T 191-2025 Graphical symbols marking for handling and storage of packages