GB /T 70.1 - 2000 Hexagon socket head cap screws


Unit: mm
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Screw Thread
d
M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 M12
P Pitch
b
dk max For plain head
For knurled heads
min
ds max
min
k max
min
s Nominal Size
max gread 12.9
other performance levels
min
t min
0.35 0.4 0.45 0.5 0.7 0.8 1 1.25 1.5 1.75
15 16 17 18 20 22 24 28 32 36
3 3.8 4.5 5.5 7 8.5 10 13 16 18
3.14 3.98 4.68 5.68 7.22 8.72 10.22 13.27 16.27 18.27
2.86 3.62 4.32 5.32 6.78 8.28 9.78 12.73 15.73 17.73
1.60 2.00 2.50 3.00 4.00 5.00 6.00 8.00 10.00 12.00
1.46 1.86 2.36 2.86 3.82 4.82 5.82 7.78 9.78 11.73
1.60 2.00 2.50 3.00 4.00 5.00 6.0 8.00 10.00 12.00
1.46 1.86 2.36 2.86 3.82 4.82 5.7 7.64 9.64 11.57
1.5 1.5 2 2.5 3 4 5 6 8 10
1.545 1.545 2.045 2.56 3.071 4.084 5.084 6.095 8.115 10.115
1.560 1.560 2.060 2.58 3.080 4.095 5.140 6.140 8.175 10.175
1.520 1.520 2.020 2.52 3.020 4.020 5.020 6.020 8.025 10.025
0.7 1 1.1 1.3 2 2.5 3 4 5 6
Weight of per 1000 steel products(≈kg)
- - - - - - - - - -
Screw Thread
d
(M14) M16 M20 M24 M30 M36 M42 M48 M56 M64
P Pitch
b
dk max For plain head
For knurled heads
min
ds max
min
k max
min
s Nominal Size
max gread 12.9
other performance levels
min
t min
2 2 2.5 3 3.5 4 4.5 5 5.5 6
40 44 52 60 72 84 96 106 124 140
21 24 30 36 45 54 63 72 84 96
21.33 24.33 30.33 36.39 45.39 54.46 63.46 72.46 84.54 96.54
20.67 23.67 29.67 35.61 44.61 53.54 62.54 71.54 83.46 95.46
14.00 16.00 20.00 24.00 30.00 36.00 42.00 48.00 56.00 64.00
13.73 15.73 19.67 23.67 29.67 35.61 41.61 47.61 55.54 63.54
14.00 16.00 20.00 24.00 30.00 36.00 42.00 48.00 56.00 64.00
13.57 15.57 19.48 23.48 29.48 35.38 41.38 47.38 55.26 63.26
12 14 17 19 22 27 32 36 41 46
12.142 14.142 17.23 19.275 22.275 27.275 / / / /
12.212 14.212 17.23 19.275 22.275 27.275 32.33 36.33 41.33 46.33
12.032 14.032 17.05 19.065 22.065 27.065 32.08 36.08 41.08 46.08
7 8 10 12 15.5 19 24 28 34 38
Weight of per 1000 steel products(≈kg)
- - - - - - - - - -
Alternative history
Suppliers
You will get the best price if inform us the information comes from GlobalFastener.com.
1
China Mainland Jiaxing Caijie Trading Co., Ltd.
Sun Jian
Mobile Phone: +86-13512901205 Telephone: +86-3512901205
Material: Stainless Steel, Iron, Aluminium; Specification: M6-M10; Surface Treatment: Blue White Zinc, Multicolored, Customized
Contact us via Email
2
China Mainland Jiaxing Caijie Trading Co., Ltd.
Sun Jian
Mobile Phone: +86-13512901205 Telephone: +86-3512901205
Material: Stainless Steel 304, 316, 201, Carbon Steel 4.8, 8.8, 10.9, 12.9; Specification: M3-M64; Surface Treatment: Blue White Zinc, Boiled Black, Black Zinc, Dacromet, Multicolored, Teflon, Hot-dip Galvanizing.
Contact us via Email
3
China Mainland Ningbo Sunrise Fasteners Co., Ltd.
Mr. Yu
Mobile Phone: +86-15967863021(吴)/13884403554(余) Telephone: +86-574-88071169(吴)/0574-88451543(余)
Material: Stainless Steel, Carbon Steel; Specification: M3-M12; Surface Treatment: Coloured Zinc, Blue and White Zinc, White Zinc, Dacromet, Geomet, Ruspert, etc. Customized
Contact us via Email
4
China Mainland Wenzhou Shengnan Fastener Co.,Ltd.
Miss Wen
Mobile Phone: +86-13777787565(温小姐)13777769103(金小姐) Telephone: +86-577-86666224
Material: Stainless Steel, 304, Alloy Steel, Carbon Steel; Specification: M3-M16
Contact us via Email
5
China Mainland Ningbo Zhenhai Huazhi High Intensity Fastener Manufacture CO., Ltd.
Mr.Xue
Mobile Phone: +86-13506848157 Telephone: +86-574-86533068/86533818
Material: Carbon Steel, Grade: 8.8, 10.9, 12.9, Nominal Diameter: M20~ M100, Length: Customized
Contact us via Email
6
China Mainland Wenzhou Zhanbo Industrial Co., Ltd.
Mr.Li
Mobile Phone: +86-13777773230 Telephone: +86-577-55888576
Material: carbon steel, alloy steel; Specifications range: M6-M20; Length: 10mm-150mm; Surface treatment: galvanized (white, color, military green), nickel,black,Dacro
Contact us via Email
You will get the best price if inform us the information comes from GlobalFastener.com.
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