北京宏道紧固技术有限公司

GB/T 5783

全螺纹六角头螺栓

Hexagon head bolts-Full thread

GB/T 5782

六角头螺栓

Hexagon head bolts

GB/T 5787

六角法兰螺栓(A型)

Hexagon head flange bolts-Type A

DIN 931-1

六角头螺栓

Hexagon head bolts

DIN 6921

六角头法兰螺栓(标准)

Hexagon flange bolts with standard design

ISO 4162

六角法兰面螺栓(U型)

Hexagon flange bolts-Types U

DIN 603

大半圆头方颈螺栓

Mushroom head square neck bolts

DIN 444

活节螺栓(C型)

Eye Bolts-Type C

GB/T 830

开槽圆柱头轴位螺钉

Slotted cheese head screws with shoulder

DIN 967

十字槽盘头带垫螺钉(H型槽)

Cross recessed pan head screws with collar-Type H