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Alloy
hexagon socket head sholder screw - H8 tolerance - metric
ISO7379
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DIMENSIONS : |
ISO7379
(Equivalent to BS 4168, ANSI B18.3.3 M) |
| THREAD
: |
6g-ISO 265/2 |
| HARDNESS
: |
38 ~ 43 HRC |
| TENSILE
STRENGHT : |
120 kg/mm2 Based on min. Stress area
at THD. Neck Portion. |
| MATERIAL
: |
High Grade Alloy Steel |
| DESIGNATION
: |
Example
Shoulder Screw Dia 10 x 40/MB
Shoulder DIA 10 MM
Shoulder Length 40 MM
Thread Size M8 |
| ALSO
AVAILBLE IN ALLOW STEEL |
| Nominal
Size |
Ø4* |
Ø5* |
Ø6* |
Ø6.5 |
Ø8 |
Ø10 |
Ø12* |
Ø13 |
Ø16 |
Ø20 |
Ø24 |
| d
(THD. Size) |
M3 |
M4 |
M5 |
M5 |
M6 |
M8 |
M10 |
M10 |
M12 |
M16 |
M20 |
| P
(Pitch of THD.) |
0.5 |
0.7 |
0.8 |
0.8 |
1.0 |
1.25 |
1.5 |
1.5 |
1.75 |
2.0 |
2.5 |
| b |
7.0 |
8.0 |
9.5 |
9.5 |
11.0 |
13.0 |
16.0 |
16.0 |
18.0 |
22.0 |
27.0 |
| dk |
7.0 |
9.0 |
10.0 |
10.0 |
13.0 |
16.0 |
18.0 |
18.0 |
24.0 |
30.0 |
36.0 |
| K |
3.0 |
4.0 |
4.5 |
4.5 |
5.5 |
7.0 |
9.0 |
9.0 |
11.0 |
14.0 |
16.0 |
| S
(Key Size) |
2.0 |
2.5 |
3.0 |
3.0 |
4.0 |
5.0 |
6.0 |
6.0 |
8.0 |
10.0 |
12.0 |
| t
(Min.) |
1.6 |
2.2 |
2.4 |
2.4 |
3.3 |
4.2 |
4.9 |
4.9 |
6.6 |
8.8 |
10.0 |
Recommended
Seating
Torque Nm |
- |
- |
6.5 |
6.5 |
12.0 |
30.0 |
60.0 |
60.0 |
105.0 |
250.0 |
480.0 |
| f9
|
Max |
3.990 |
4.990 |
5.990 |
6.487 |
7.987 |
9.987 |
11.984 |
12.984 |
15.984 |
19.980 |
23.980 |
| Min |
3.960 |
4.960 |
5.960 |
6.451 |
7.951 |
9.951 |
11.941 |
12.941 |
16.941 |
19.928 |
23.928 |
| h8 |
Max |
4.000 |
5.000 |
6.000 |
6.500 |
8.000 |
10.000 |
12.000 |
13.000 |
16.000 |
20.000 |
24.000 |
| Min |
3.982 |
4.982 |
5.982 |
6.478 |
7.978 |
9.978 |
11.973 |
12.973 |
15.973 |
19.967 |
23.967 |
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