Executive Size Standard
Material Type
Diameter Range(mm)
- σbMpa
- σ0.2Mpa
- 硬度HB Hardness
重型六角螺栓
Heavy Hex Bolt
B18.2.1 Table.4
六角垫圈面螺钉 Hex Washer Screw B18.2.1 Table.2
六角螺栓 Hex Bolt B16.5 管法兰配件—螺栓、螺柱
Pipe Flange Component-Bolt Stud DIN2510.L.K.KU.Z.ZU等
腰状杆双头螺柱 Waisted Stud Double End Stud
A193
A453
A540
B7
B7M
B7M
B8 B8C
B8M
B8T
660B
B23
(4340H)
B24(4340改良)
(4340 Modified)
(4340H)
B24(4340改良)
(4340 Modified)
≤2-1/2″(65)
≤2-1/2″(65)
≤2-1/2″(65)
- 所有直径
All Diameter
- B8、B8C、B8M、B8T B8-2、B8C-2、B8M-2
- ≤3/4″(20)
- B8-2、B8C-2、B8M-2
- ≤2″(51)
所有直径 All Diameter
≤3″(75)
≤6″(150)
≥860
≥690
≥860
≥515
≥655
≥860
≥895
≥931
≥931
≥720
≥550
≥725
≥205
≥690
≥575
≥585
≥827
≥827
≤321
≤235
≤321
≤223
≤321
≤321
248~341
269~341
277~352