DIN 7991 - 1986 Hexagon Socket Countersunk Head Cap Screws


Unit: mm
德标DIN 7991 - 1986 DIN7991 7991DIN Hexagon Socket Countersunk Head Cap Screws
德标DIN 7991 - 1986 DIN7991 7991DIN Hexagon Socket Countersunk Head Cap Screws
Nominal Length L Tips:seclect Nominal Length L and get Weight Thread length.
Screw Thread
d
M3 M4 M5 M6 M8 M10 M12 (M14) M16 (M18) M20 (M22) M24
P Pitch
α tol.(+2)
b L≤125mm
125<L ≤ 200
L>200
dk max=nominal size
min
ds max=nominal size
min
e min
k max
s Nominal Size
min
max
t max=nominal size
min
0.5 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3
90° 90° 90° 90° 90° 90° 90° 90° 90° 90° 90° 60° 60°
12 14 16 18 22 26 30 34 38 42 46 50 54
/ / / 24 28 32 36 40 44 48 52 56 60
/ / / / / 45 49 53 57 61 65 69 73
6 8 10 12 16 20 24 27 30 33 36 36 39
5.7 7.64 9.64 11.57 15.57 19.48 23.48 26.48 29.48 32.38 35.38 35.38 38.38
3 4 5 6 8 10 12 14 16 18 20 22 24
2.86 3.82 4.82 5.82 7.78 9.78 11.73 13.73 15.73 17.73 19.67 21.67 23.67
2.3 2.87 3.44 4.58 5.72 6.86 9.15 11.43 11.43 13.72 13.72 16 16
1.7 2.3 2.8 3.3 4.4 5.5 6.5 7 7.5 8 8.5 13.1 14
2 2.5 3 4 5 6 8 10 10 12 12 14 14
2.02 2.52 3.02 4.02 5.02 6.02 8.025 10.025 10.025 12.032 12.032 14.032 14.032
2.1 2.6 3.1 4.12 5.14 6.14 8.175 10.175 10.175 12.212 12.212 14.212 14.212
1.2 1.8 2.3 2.5 3.5 4.4 4.6 4.8 5.3 5.5 5.9 8.8 10.3
0.95 1.55 2.05 2.25 3.2 4.1 4.3 4.5 5 5.2 5.6 8.44 9.87
Weight of per 1000 steel products(≈kg)
- - - - - - - - - - - - -
Length of Thread b
- - - - - - - - - - - - -
①,emin = 1.14 Smin
Alternative history
Suppliers
You will get the best price if inform us the information comes from GlobalFastener.com.
1
China Mainland Ningbo Si Tuo Manufacturing Co., Ltd.
Mobile Phone: +86-15381997760
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
2
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: M3-M24; Nominal length: 6-150mm
Contact us via Email
3
China Mainland Ruian Yipin Stainless Steel Products Co., Ltd.
Manager Xue
Mobile Phone: +86-13353381559 Telephone: +86-577-65515520
Material: Stainless Steel 200 304 316; Specifications: M4-M12
Contact us via Email
4
China Mainland Ningbo Yongliante Fastener Co., Ltd.
Mr.Huang
Mobile Phone: +86-18658296007,13906695407 Telephone: +86-574-86570661
Class: Class10.9/SS304/316, Size: M3-64, Surface: PLAIN/ZP/BLACK/HDG/DACROMET
Contact us via Email
5
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
6
China Mainland Suzhou Yongchuang Fastener Factory
Mr. Tang
Mobile Phone: +86-15298892886 Telephone: +86-512-66700967
Material: stainless steel, carbon steel; Nominal diameter: M1-M14; Nominal length: 5-400mm
Contact us via Email
7
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
You will get the best price if inform us the information comes from GlobalFastener.com.
8
Fit Fasteners LLC. America Fit Fasteners LLC.
Tel:+1 888 8801688
Contact us via Email
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