GB /T 70.3 - 2000 Hexagon socket countersunk head screws


Unit: mm
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Screw Thread
d
M3 M4 M5 M6 M8 M10 M12 (M14) M16 M20
P Pitch
b
dk max
k max
s Nominal Size
max 12.9
Other
min
t min
Minimum tension load(N)-8.8
Minimum tension load(N)-10.9
Minimum tension load(N)-12.9
0.5 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5
18 20 22 24 28 32 36 40 44 52
5.54 7.53 9.43 11.34 15.24 19.22 23.12 26.52 29.01 36.05
1.86 2.48 3.1 3.72 4.96 6.2 7.44 8.4 8.8 10.16
2 2.5 3 4 5 6 8 10 10 12
2.045 2.56 3.071 4.084 5.084 6.095 8.115 10.115 10.115 12.142
2.060 2.58 3.080 4.095 5.140 6.140 8.175 10.175 10.175 12.212
2.020 2.52 3.020 4.020 5.020 6.020 8.025 10.025 10.025 12.032
1.1 1.5 1.9 2.2 3 3.6 4.3 4.5 4.8 5.6
3220 5620 9080 12900 23400 37100 53900 73600 100000 162000
4180 7300 11800 16700 30500 48200 70200 96000 130000 204000
4910 8506 13800 19600 35700 56600 82400 112000 154000 239000
Weight of per 1000 steel products(≈kg)
- - - - - - - - - -
Alternative history
Suppliers
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1
China Mainland Dongtai Huawei Standard Component Co., Ltd.
Frank Qiu
Telephone: +86-515-85521918/85525868/85528009/85922919/85923919
Material: stainless steel 304, 316; Nominal diameter: M2-M20; Nominal length: according to customer requirement
Contact us via Email
2
China Mainland Hiawa Hardware & Machinery Co., Ltd.
Zhou Zhihao
Mobile Phone: +86-13912518661 Telephone: +86-515-85528266
Material: Stainless Steel, Alloy Steel; Specification: M16-M36; Surface Treatment: Passivating, Hot-dip Galvanizing; Nominal Length: 50mm-1500mm; Grade: A2-70, A2-80, A4-70, A4-80, B8, B8M, C3-80, 8.8, 10.9; Customized
Contact us via Email
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