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Bolt with Hexagonal Head GOST 7805-81

Bolt of Extra Accuracy with Hex Head  GOST 7805-81

Analogue DIN 931.
DIN 933 – total thread

Bolt GOST 7805-81 is applied in machine-engineering and building as a connection.

 

Болт ГОСТ 7805 повышенной точности производства ОСПАЗ.
Болт ГОСТ 7805 повышенной точности производства ОСПАЗ

Size Range М6-М30
Grade of Accuracy А
Thread Tolerance Range 6g
Grade of Bolt Strength 3.6
4.6
4.8
5.6
5.8
6.6
8.8
10.9
Steel Grade 10кп
20кп
10,20,35
20Г2Р
d 5 6 8 10 12 16 20 22 24 27 30
Thread pitch 0,8 1 1,25 1,5 1,75 2 2,5 2,5 3 3 3,5
k 3,5 4 5,3 6,4 7,5 10 12,5 14 15 17 18,7
b 16 18 22 26 30 38 16/52 50/56 54/60 60/66 66/72
S 8 10 13 17 19 24 30 32 36 41 46
e, not less than 8,8 11,1 14,4 18,9 21,1 26,8 33,5 35,7 40 45,6 51,3
L 16-40 16-60 20-70 25-90 25-90 30-120 50-150 60-150 60-150 80-200 80-200
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