GB/T 5785-2016

Hexagon head bolts with fine pitch thread

GB/T 5786-2016

Hexagon head bolts with fine pitch thread

HG/T 20613-2009

Bolting for use with stral pipe falanges-Hexagon head bolts

HG/T 20613-2009

Bolting for use with stral pipe falanges-Hexagon head bolts

ISO 8676-2001

Hexagon head bolts with fine pitch thread

ISO 8765-2001

Hexagon head bolts with fine pitch thread

GB/T 29.2-2013

Cross recessed hexagon bolts with indentation

DIN 960-1990

Hexagon head bolts with fine pitch thread

GB 30-1976

Hexagon head bolts

GB/T 5782-1986

Hexagon head bolts

GB/T 5782-2000

Hexagon head bolts

DIN 933-1987

Hexagon head screws threaded up the head

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 21-1976

Small hexagon head bolts