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GB 8 - 1976 Square Head Bolts - Product Grade C


Unit: 毫米(mm)
Weight Calculator
L
Thread Size
d
M10 M12 (M14)
P Pitch
s max
min
k Nominal Size
max
min
e
r
1.50 1.75 2.0
17 19 22
16.57 18.48 21.48
7 8 9
7.58 8.58 9.58
6.42 7.42 8.42
24 26.9 31.1
0.5 0.8 0.8
per 1000 units ≈ kg(7.85kg/cm3)
- - -
Thread Length
b
- - -
Alternative history GB 8 - 1976 GB 8 - 1988 GB /T 8 - 2021
Suppliers
Best price if from GlobalFastener.com
  • Wenzhou Fengding Fastener Manufacture Co., Ltd.
  • Contact: Mr.Huang
    Cellphone: +86-18857755588 13676725866
    email: wzfdjgj@163.com
    Material: carbon steel,copper,Stainless steel;Surface treatment: according to customers' requirements; Grade: 4.8, 8.8, 10.9, 12.9; Nominal diameter: M3-M20; Nominal length: 5-300mm

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