GB/T 16674.1-2004

Hexagon flange bolt of Fine rod flange-Type U

ASME/ANSI B18.5-7-2008

80°Countersunk head bolts-Table7

GB/T 5787-1986

Hexagon head flange bolts-Type B

GB/T 16674.2-2016

Hexagon bolts with flange with metric fine pitch thread—Small series—Type U

GB/T 16674.2-2004

Hexagon bolts with flange with metric fine pitch thread—Small series—Type F

GB/T 16674.2-2004

Hexagon bolts with flange with metric fine pitch thread—Small series—Type U

ISO 4014-2001

Hexagon head bolts

ISO 4014-1999

Hexagon head bolts

SH/T 3404-1996

Fasteners for pipe flanges—Hexagon head bolts

GB 29-1976

Slotted hexagon bolts

GB/T 32.1-1988

Hexagon bolts with wire holes on head

GB/T 838-1988

Hexagon head screws with waisted shank

GB/T 5780-2016

Hexagon head bolts

GB/T 3632-2008

Sets of torshear type high strength bolt hexagon nuts and plain washer for steel structures

GB 21-1976

Small hexagon head bolts

GB/T 21934-2008

Earth-moving machinery - Plough bolt

GB/T 16939-2016

High strength bolts for joints of space grid structures

GB/T 9125-2010

Fasteners for pipe flange joints—Hexagon head bolts

GB/T 32076.3-2015

High-strength structural bolting saaemblies for preloading-Part 3:System HR-Hexagon bolt with large width across flats and nut assemblies

GB/T 29.1-2013

Hexagon head bolts with slot on head