ASME/ANSI B18.2.3.2M-1979

Metric Indented type single chamfered hex head bolts

ASME/ANSI B18.2.3.2M-1995

Metric Indented type single chamfered small hex head bolts

ASME/ANSI B18.2.3.2M-1979

Metric indented type single chamfered small hex head bolts

GB/T 1228-1991

High strength bolts with large hexagon head for steel structures

IS 1364-1992

Hexagon head screws

UNI 5725

Hexagon head bolts-Full thread

ASME/ANSI B18.2.3.2M-2005

Metric indented type single chamfered small hex head bolts

ASME/ANSI B18.2.3.2M-2005

Metric indented type single chamfered hex head bolts

CNS 4702-1982

Hexagon head bolts with reduced body

CNS 4702-1982

Slotted hexagon head bolts with reduced body

ASME/ANSI B18.6.7M-14-1999

Metric hexagon head screws-Table 14

ASME/ANSI B18.6.7M-14-1999

Metric small hexagon head screws-Table 14

ASME/ANSI B18.6.7M-14-2005

Metric hexagon head screws-Table 14

ASME/ANSI B18.6.7M-14-2005

Metric small hexagon head screws-Table 14

ASME/ANSI B18.6.7M-14-2010

Metric hexagon head screws-Table 14

ASME/ANSI B18.6.7M-14-2010

Metric small hexagon head screws-Table 14

CNS 3121-1998

Hexagon head bolts

CNS 3123-1987

Hexagon Head Bolts, Regular, Metric Thread

CNS 3120-1987

Hexagon bolts with small widths across flats

CNS 3125-1980

Hexagon head fitting bolts for steel structures