GB/T 6170-2015
Hexagon nuts,Style 1
GB/T 6170-2015
Single chamfered hexagon nut,Style 1
GB/T 3632-2008
Nuts for Sets of torshear type high strength bolt for steel structures
GB/T 9125-2010
Fasteners for pipe flange joints—Hexagon nuts—Type 1
GB/T 9125-2010
Fasteners for pipe flange joints—Large hex nut
GB/T 32076.3-2015
High-strength structural bolting saaemblies for preloading-Part 3:System HR—High strength large hexagon nuts
GB/T 889.1-2015
Prevailing torque type hexagon nuts(with non-metallic insert),style 1
GB/T 889.2-2016
Prevailing torque type hexagon nuts(with non-metallic insert),style 1-Fine pitch thread
GB/T 32076.7-2015
High-strength structural bolting saaemblies for preloading-Part 7:System HV—High strength large hexagon nuts M39～M64
GB/T 6178-1986
Hexagon slotted and castle nuts,style 1
GB/T 32076.4-2015
High-strength structural bolting saaemblies for preloading-Part 4:System HV—High strength large hexagon nuts
GB/T 6178-1986
Crown nut with slot,style 1
GB/T 9457-1988
Hexagon slotted and castle nuts,style 1,Fine pitch thread
GB/T 9457-1988
Crown nut with slot,style 1,,Fine pitch thread
GB 51-1976
Small hexagon nuts
GB 51-1976
Single chamfered small hexagon nut
GB/T 6171-2000
Hexagon nuts,style 1,with fine pitch ehread
GB/T 6171-2000
Single chamfered small hexagon nut,style 1,with fine pitch ehread
GB 52-1976
Hexagon nuts
GB 52-1976
Single chamfered hexagon nut
