DIN 912 - 1983 Hexagon socket head cap screws


Unit: mm
Nominal Length L Tips:seclect Nominal Length L and get Weight Thread length.
Screw Thread
d
M1.4 M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 M12 (M14) M16 (M18) M20
P Coarse thread pitch
Fine thread pitch 1
Fine thread pitch 2
b Ref.
dk max (plain head)
max (knurled heads*)
min
k max
min
s Nominal Size
min
max
t min
0.3 0.35 0.4 0.45 0.5 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5
/ / / / / / / / 1 1.25 1.5 1.5 1.5 2 2
/ / / / / / / / / 1 1.25 / / 1.5 1.5
14 15 16 17 18 20 22 24 28 32 36 40 44 48 52
2.6 3 3.8 4.5 5.5 7 8.5 10 13 16 18 21 24 27 30
2.74 3.14 3.98 4.68 5.68 7.22 8.72 10.22 13.27 16.27 18.27 21.33 24.33 27.33 30.33
2.46 2.86 3.62 4.32 5.32 6.78 8.28 9.78 12.73 15.73 17.73 20.67 23.67 26.67 29.67
1.4 1.6 2 2.5 3 4 5 6 8 10 12 14 16 18 20
1.26 1.46 1.86 2.36 2.86 3.82 4.82 5.7 7.64 9.64 11.57 13.57 15.57 17.57 19.48
1.3 1.5 1.5 2 2.5 3 4 5 6 8 10 12 14 14 17
1.32 1.52 1.52 2.02 2.52 3.02 4.02 5.02 6.02 8.025 10.025 12.032 14.032 14.032 17.05
1.36 1.56 1.56 2.06 2.58 3.08 4.095 5.14 6.14 8.175 10.175 12.212 14.212 14.212 17.23
0.6 0.7 1 1.1 1.3 2 2.5 3 4 5 6 7 8 9 10
Weight of per 1000 steel products(≈kg)
- - - - - - - - - - - - - - -
Length of Thread b
- - - - - - - - - - - - - - -
Screw Thread
d
(M22) M24 (M27) M30 (M33) M36 M42 M48 M56 M64 M72 M80 M90 M100
P Coarse thread pitch
Fine thread pitch 1
Fine thread pitch 2
b Ref.
dk max (plain head)
max (knurled heads*)
min
k max
min
s Nominal Size
min
max
t min
2.5 3 3 3.5 3.5 4 4.5 5 5.5 6 6 6 6 6
2 2 2 2 2 3 3 3 4 4 4 4 4 4
1.5 / / / / / / / / / / / / /
56 60 66 72 78 84 96 108 124 140 156 172 192 212
33 36 40 45 50 54 63 72 84 96 108 120 135 150
33.39 36.39 40.39 45.39 50.39 54.46 63.46 72.46 84.54 96.54 108.54 120.54 135.63 150.63
32.61 35.61 39.61 44.61 49.61 53.54 62.54 71.54 83.46 95.46 107.46 119.46 134.37 149.37
22 24 27 30 33 36 42 48 56 64 72 80 90 100
21.48 23.48 26.48 29.48 32.38 35.38 41.38 47.38 56.26 63.26 71.26 79.26 89.13 99.13
17 19 19 22 24 27 32 36 41 46 55 65 75 85
17.05 19.065 19.065 22.065 24.065 27.065 32.08 36.08 41.08 46.08 55.1 65.1 75.1 85.12
17.23 19.275 19.275 22.275 24.275 27.275 32.33 36.33 41.33 46.33 55.4 65.4 75.4 85.47
11 12 13.5 15.5 18 19 24 28 34 38 43 48 54 60
Weight of per 1000 steel products(≈kg)
- - - - - - - - - - - - - -
Length of Thread b
- - - - - - - - - - - - - -
①,For size ≤ M4, the point need not be chamfered.
②,e min = 1.14 * S min
③,* For knurled heads and for heads with designation on circumference.
④,Norminal lengths above 300 mm shall be in 20 mm steps.
⑤,L-b ≥ 3P (P:Coarse thread pitch)
Alternative history
Suppliers
You will get the best price if inform us the information comes from GlobalFastener.com.
1
China Mainland ShangHai STS Hardware Co., Ltd.
Lin Li
Mobile Phone: +86-13916339711 Telephone: +86-21-51098808
Material: Carbon Steel, Stainless Steel, 10.9, 12.9; Complete Specifications
Contact us via Email
2
China Mainland NingBo ZhenHai Guisi Zhaoyang Hardware Screw Factory
Mr.Fang
Mobile Phone: +86-13806639241 Telephone: +86-574-86574666
Material: carbon steel; Specifications: M5-M24; Length: 20mm~250mm;Surface treatment: nature, black, galvanized, rohs, hot galvanized, dacromet; Grade: 4.8~12.9
Contact us via Email
3
China Mainland JiangSu HuaJie stainless steel products co,cld.
Mr. Wang
Mobile Phone: +86-13914517845 Telephone: +86-523-83901012
Material: Stainless Steel, Specification: M5-M20
Contact us via Email
4
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
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; Surface Treatment: As Processed, Blackening, White Zinc, Yellow Zinc, Hot-dip Galvanizing, Dacromet
Contact us via Email
6
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
7
China Mainland Hiawa Hardware & Machinery Co., Ltd.
Zhou Zhihao
Mobile Phone: +86-13912518661 Telephone: +86-515-85528266
Material: Stainless Steel, Alloy Steel; Specification: M16-M48; 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
8
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
9
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
10
China Mainland Ningbo XinChang Metal Products Co., Ltd.
Mobile Phone: +86-18668833133 Telephone: +86-574-62828345
Material: 302HQ, 304 (A2-70), 316C (A4-70, A4-80), 410, 430; Surface treatment: nature; Nominal diameter: M2.5-M8, #4-1/4; Nominal length: 5-100mm
Contact us via Email
11
China Mainland Ningbo Yongliante Fastener Co., Ltd.
Mr.Huang
Mobile Phone: +86-18658296007,13906695407 Telephone: +86-574-86570661
Class: 4.8/8.8/10.9/12.9 & SS304/316, Size: M3-72, Surface: PLAIN/ZP/BLACK/HDG/DACROMET
Contact us via Email
12
China Mainland Nanjing Dongming Fasteners Co.,Ltd
Wang Jiajie
Mobile Phone: +86-13851939828 Telephone: +86-25-86183701-8026
Material: 304 / 316 stainless steel; Grade: A2-70, A4-80; Nominal diameter: M2-M24; Nominal length: 5-150mm
Contact us via Email
13
Ningbo Brightfast Machinery Industry Trade Co.,Ltd
Mobile Phone: +86-15381997760 Telephone: +86-574-88067289
Material: carbon steel, stainless steel; Grade: 4.8, 8.8, 10.9, 12.9; Surface treatment: according to customer requirements; Complete specifications, support non-standard custom.
Contact us via Email
14
China Mainland Shanghai Chengtai Hardware Manufacturing Co., Ltd.
Mr.Zhuge
Mobile Phone: +86-13901820935 Telephone: +86-21-59742477/59740118
Material: stainless steel; Specification: complete; Surface treatment: according to customer requirement
Contact us via Email
You will get the best price if inform us the information comes from GlobalFastener.com.
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