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GB /T 8 - 2021 Square Head Bolts - Product Grade C

Weight Calculator Message Error Correction 中文版

Unit: 毫米(mm)
Weight Calculator
L
Thread Size
d
M10 M12 (M14)
P Pitch
e min
k Nominal Size
max
min
k1 min
r min
s max
min
x max
1.50 1.75 2.0
20.24 22.84 26.21
7 8 9
7.45 8.45 9.45
6.55 7.55 8.55
5.21 5.91 6.61
0.4 0.6 0.6
16 18 21
15.57 17.57 20.16
3.8 4.2 5
per 1000 units ≈ kg(7.85kg/cm3)
- - -
Thread Length
b
- - -
①,The diameter of the unthreaded part is approximately equal to the pitch diameter.
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

    I can supply
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