Round head
Flat round head
Cheese
T-head
Cup head square neck
Cup head nib
Cup oval neck
Low cheese head
GB/T 3632-2008
Sets of torshear type high strength bolt hexagon nuts and plain washer for steel structures
TB/B 2347-1993
Class 8.8 high strength joint bolts
TB/B 2347-1993
Class 10.9 high strength joint bolts
IFI 544-1998
Round head ribbed neck bolts
BS 4933-5-1973
Cup head bolts
EN 14399-10-2009
Sets of torshear type high strength bolt hexagon nuts and plain washer for steel structures
BS 4933-5-2010
Cup head bolts
BS 4933-5-2015
Cup head bolts
EN 14399-10-2018
Sets of torshear type high strength bolt hexagon nuts and plain washer for steel structures
GB/T 32076.8-2017
Sets of torshear type high strength bolt hexagon nuts and plain washer for steel structures