GB/T 97.1-2002
Plain washers
GB/T 3632-2008
Plain washer for Sets of torshear type high strength bolt for steel structures
GB/T 32076.7-2015
High-strength structural bolting saaemblies for preloading-Part 7:System HV-Washers for high strength steel structural
GB/T 97.3-2000
Plain washers for clevis pins
GB/T 5287-1985
Extra large washers
GB/T 96.1-2002
Plain washers-Large series
GB/T 848-1985
Small washers
GB/T 96.2-2002
Plain washers-Large series
GB 97-1976
Plain washers-type A
GB 97-1976
Plain washers-type B
GB/T 97.2-2002
Plain washers,chamfered
GB/T 97.4-2002
Plain washers(Small) for screw and washer assemblies
GB/T 97.4-2002
Plain washers(Normal)for screw and washer assemblies
GB/T 97.4-2002
Plain washers(Large)for screw and washer assemblies
GB/T 97.5-2002
Plain washers(Normal)for tapping screw and washer assembly
GB/T 97.5-2002
Plain washers(Large)for tapping screw and washer assembly
GB/T 95-2002
Plain washers
GB/T 848-2002
Plain washers,Small series
GB/T 9074.29-1988
Samll wasner for tapping screw assembly
GB/T 9074.30-1988
Big wasner for tapping screw assembly
