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  • M14
  • M16
  • M20
  • M24
  • M27
  • M30
  • M33
  • M36
  • M39
  • M42
  • M45
  • M48

28

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GB /T 9125.2 - 2020

Unit: mm

GB /T 9125.2 - 2020 Hex Bolt For Pipe Flange Connection - Class designated

Unit: mm

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GBT9125.2[B]_M14X60
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GB /T 9125.2 - 2020 Hex Bolt For Pipe Flange Connection - Class designated
Thread Size
d 		M14
P Pitch
b L≤125
125＜L≤200
L＞200
c max
min
da max
ds max=nominal size
Grade A min
Grade B min
dw Grade A min
Grade B min
e Grade A min
Grade B min
L1 max
k Nominal Size
Grade A max
min
Grade B max
min
k1 Grade A min
Grade B min
r min
s max=nominal size
Grade A min
Grade B min
2
34
40
53
0.6
0.15
15.7
14
13.73
13.57
19.64
19.15
23.36
22.78
3
8.8
8.98
8.62
9.09
8.51
6.03
5.96
0.6
21
20.67
20.16