SETS OF HIGH STRENGTH BOLTS WITH LARGE HEXAGON HEAD, LARGE HEXAGON NUTS AND PLAIN WASHERS FOR STEEL STRUCTURES.

GB/T 1228-1231-1991

SETS OF TORSHEAR TYPE HIGH STUENGTH BOLT, NUT AND PLAIN WASHER FOR STEEL STRUCTURES.

GB/T 3632-1995

CHEESE HEAD STUDS FOR STUD WELDING.

GS/T 10433-89

HIGH STRENGTH JOINT BOLTS AND NUTS FOR RAILS.

GB 5098-85

HT-BT001

HEX BOLT (HEX CAP SCREW)

HT-BT002

ROUND HEAD SQUARE NECK BOLT
(CARRIAGE BOLT)

HT-BT003

FLANGE BOLT

HT-BT004

HEX SOCKET BOLT (HEX CUP SCREW)

HT-BT005

NON-STANDARD BOLT

HT-BT006

U/V BOLT