GB /T897-1988
Double end studs

2

GB /T899-1988
Double end studs

1

GB /T878-1986
Slotted headless screws ISO 2342-1972
Slotted screws ISO 4014-1999
Hexagon head bolts ISO 4016-1999
Hexagon head bolts-Product grade C ISO 4162-1990
Hexagon flange bolts-Grade B ISO 7411-1984
Hexagon bolts for high-strength structural bolting with large width across flats(thread lengths according to ISO 888)—Product grade C—Property classes 8.8 and 10.9 ISO 7412-1984
Hexagon bolts for high-strength structural bolting with large width across flats(short thread length—Product grade C—Property classes 8.8 and 10.9 ISO 8765-1999
Hexagon head bolts with metric fine pitch thread-Product grades A and B JIS B1173-1995
Double studs JIS B1180-1994
Hexagon head fine-pitch bolts with thick shank JIS B1180-1994
Hexagon head fine-pitch bolts with thick shank JIS B1180-1994
Hexagon head bolts wth thick shank JIS B1180-1994
Hexagon head fine-pitch bolts with thick shank JIS B1180-1994
Hexagon head fine-pitch bolts with thick shank JIS B1180-1994
Hexagon head fine-pitch bolts with thick shank JIS B1180-1994
Hexagon head fine-pitch bolts with thick shank JIS B1186-1995
High strength hexagon bolts for friction grip joints

1

JIS B1178-1994
Anchor Bolt -A JIS B1178-1994
Anchor Bolt -B JIS B1178-1994
Anchor Bolt -C JIS B2809-1977
U shape bolts JIS B2809-1977
Type 3 U shape bolts JIS B2809-1977
Type 2 U shape bolts JIS B2809-1977
Type 1 U shape bolts DIN 261-1987
T-head bolts DIN 404-1986
Slotted capstan screws DIN 525-1986
Weld studs GB /T5782-2000
Hexagon head bolts-Product grades A and B

5

GB /T5785-2000
Hexagon head bolts with fine pitch thread

2

DIN 938-1995
Studs with a length of engagement equal to about 1d DIN 939-1995
Studs with a length of engagement equal to about 1.25d

2

DIN 940-1995
Studs - Metal end ≈ 2.5d DIN 949-1-1995
Metric interference-fit thread studs DIN 949-2-1995
Metric interference-fit thread studs DIN 2509-1986
Double end studs DIN 6378-1974
Clip bolts GB /T5787-1986
Hexagon head flange bolts

4

DIN 6921-1983
Hexagon flange bolts

6

GB /T5789-1986
Large hexagon head flange bolts

3

DIN 931-1-1987
Hexagon head bolts grades A and B partially threaded

2

DIN 931-2-1987
Hexagon head bolts,metric thread M42 to M160×6, product grade B DIN 960-1990
Hexagon head bolts with fine pitch thread—Product grades A and B

1

DIN 6914-1989
High-strength hexagon bolts with large widths across flats for structural bolting

2

DIN 7990-1989
Hexagon head bolts with hexagon nut for steel structures JIS B1166-1995
T-Slot bolts JIS B1171-1996
Cup head square neck bolts（Large size） JIS B1171-1996
Cup head square neck bolts（With indentation） JIS B1179-1994
Slotted countersunk head bolts JIS B1182-1995
Square head bolts JIS B1182-1995
Large square head bolts DIN 601-1987
M5 to M52 hexagon head bolts—Product grade C

1

GB /T832-1988
Slotted capstan screws GB /T5780-2000
Hexagon head bolts -product grade c

1

GB /T3632-1995
Sets of torshear type high strength bolt for steel structures

1

GB /T18230.1-2000
Hexagon bolts for structural bolting with large width across flats GB /T18230.2-2000
Large hex bolts for structural bolting with large width across flats - short thread GB /T1228-1991
High strength bolts with large hexagon head for steel structures GB 23-1976
Bolts, small hexagon head with hole through the shank