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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:mm

Product Grade A Fit Bolts with Hexagon Reduced Head

GOST 7817 - 1980

Display drawing:

俄标GOST 7817 - 1980 GOST7817 7817GOST Product Grade A Fit Bolts with Hexagon Reduced Head
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
×

Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Thread Size
d
6 8 10 12 (14) 16 (18) 20 (22) 24 (27) 30 36 42 48
P pitch Coarse thread
Fine thread
d1 Nominal Size
tol. h9 max
min
tol. k6 max
min
k
s
e min
d2 min=nominal size
max
R max=nominal size
min
R1 max=nominal size
min
f max=nominal size
min
w
1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3 3 3.5 4 4.5 5
/ 1 1.25 1.25 1.5 1.5 1.5 1.5 1.5 2 2 2 3 3 3
7 9 11 13 15 17 19 21 23 25 28 32 38 44 50
7 9 11 13 15 17 19 21 23 25 28 32 38 44 50
6.964 8.964 10.957 12.957 14.957 16.957 18.948 20.948 22.948 24.948 27.948 31.938 37.938 43.938 49.938
7.01 9.01 11.012 13.012 15.012 17.012 19.015 21.015 23.015 25.015 28.015 32.018 38.018 44.018 50.018
7.001 9.001 11.001 13.001 15.001 17.001 19.002 21.002 23.002 25.002 28.002 32.002 38.002 44.002 50.002
4 5.5 7 8 9 10 12 13 14 15 17 19 23 26 30
10 12 14 17 19 22 24 27 30 32 36 41 50 60 70
11 13.2 15.5 18.9 21.2 24.5 26.8 30.1 33.5 35.8 40.3 45.9 56.1 67.4 78.6
1.6 2 2.5 3.2 3.2 4 4 4 5 5 5 6.3 6.3 8 8
1.85 2.25 2.75 3.5 3.5 4.3 4.3 4.3 5.3 5.3 5.3 6.66 6.66 8.36 8.36
0.25 0.4 0.4 0.6 0.6 0.6 0.6 0.8 0.8 0.8 1 1 1 1.2 1.6
0.19 0.34 0.34 0.54 0.54 0.54 0.54 0.74 0.74 0.74 0.94 0.94 0.94 1.14 1.54
0.3 0.5 0.5 1 1 1 1 1 1 1 1 1 1 1 1
0.24 0.44 0.44 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94
0.15 0.15 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25
0.09 0.09 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19 0.19
1 1.6 2 3 3 3 3 3 3 3 3 3 3 3 3
L1
- - - - - - - - - - - - - - -
L2, tol.+0.5
- - - - - - - - - - - - - - -
Weight of per 1000 steel products(≈kg)
- - - - - - - - - - - - - - -
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1 Small Hexagon Head Bolts [GB]
GB 21 - 1976 		Small Hexagon Head Bolts

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2 Small Hexagon Head Bolts, Finished [JIS]
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9 Hexagon Reduced Head Bolts with Guide Neck Product Grade A, Type 5 [GOST]
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11 Hexagon Reduced Head Bolts with Guide Neck Product Grade A, Type 3 [GOST]
GOST 7811 (-3) - 1970 		Hexagon Reduced Head Bolts with Guide Neck Product Grade A, Type 3
12 Hexagon Reduced Head Bolts with Guide Neck Product Grade A, Type 2 [GOST]
GOST 7811 (-2) - 1970 		Hexagon Reduced Head Bolts with Guide Neck Product Grade A, Type 2
13 Hexagon Reduced Head Bolts with Guide Neck Product Grade A, Type 1 [GOST]
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14 Hexagon Bolts with Reduced Head and Guide Neck, Precision Class B, Type 5 [GOST]
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15 Hexagon Bolts with Reduced Head and Guide Neck, Precision Class B, Type 4 [GOST]
GOST 7795 (Type 4) - 1970 		Hexagon Bolts with Reduced Head and Guide Neck, Precision Class B, Type 4
16 Hexagon Bolts with Reduced Head and Guide Neck, Precision Class B, Type 3 [GOST]
GOST 7795 (Type 3) - 1970 		Hexagon Bolts with Reduced Head and Guide Neck, Precision Class B, Type 3
17 Hexagon Bolts with Reduced Head and Guide Neck, Precision Class B, Type 2 [GOST]
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