ISO 10642 (DIN 7991)
ISO 10642 (DIN 7991)
Socket countersunk screws
Heat treated alloy steel
Property class: 12.9
Standards ISO 898-1
| Ref: ? | ||||||
|---|---|---|---|---|---|---|
| Example: | Ref. = | H91 | - | XX | - | XXX |
| ↑ | ↑ | |||||
| D | L | |||||
| DIN 7991 | ||||||
| M6X20 | ||||||
| Ref. = | H91 | - | 6 | - | 20 | |
| D | M3 (x0,50) |
M4 (x0,70) |
M5 (x0,80) |
M6 (x1,00) |
M8 (x1,25) |
M10 (x1,50) |
M12 (x1,75) |
M16 (x2,00) |
|---|---|---|---|---|---|---|---|---|
| D1 (max.) | 6,72 | 8,96 | 11,20 | 13,44 | 17,92 | 22,40 | 22,88 | 33,60 |
| D2 (max.) | 3,5 | 4,7 | 5,9 | 7 | 9,2 | 11,6 | 13,8 | 18 |
| K (max.) | 1,86 | 2,48 | 3,10 | 3,72 | 4,96 | 6,20 | 7,44 | 8,80 |
| S nom. | 2 | 2,5 | 3 | 4 | 5 | 6 | 8 | 10 |
| L1* (min.) | 18 | 20 | 22 | 24 | 28 | 32 | 36 | 44 |
 |
1,85 | 3,4 | 6,9 | 12 | 28 | 56 | 99 | 246 |
| L |  6 |
8 |
8 |
10 |
12 |
15 |
20 |
 30 |
| 8 |
10 |
10 |
12 |
15 |
16 |
25 |
35 |
|
| 10 |
12 |
12 |
15 |
16 |
20 |
30 |
 40 |
|
| 12 |
15 |
15 |
16 |
20 |
25 |
35 |
45 |
|
| 15 |
16 |
16 |
20 |
25 |
30 |
40 |
50 |
|
| 16 |
18 |
20 |
25 |
30 |
35 |
45 |
55 |
|
| 20 |
20 |
25 |
30 |
35 |
40 |
50 |
60 |
|
| 25 |
25 |
30 |
35 |
40 |
45 |
55 |
70 |
|
| 30 |
30 |
35 |
40 |
45 |
50 |
60 |
||
| 35 |
40 |
45 |
50 |
55 |
70 |
|||
| 40 |
45 |
50 |
55 |
60 |
80 |
|||
| 50 |
60 |
60 |
70 |
90 |
||||
| 70 |
80 |
100 |
||||||
| 90 |
||||||||
| 100 |
Recommended tightening torque
Tensile strength 1220 N/mm2 min.
Hardness 39 HRC min.
Working temperatures -29º a +204ºC
Minimum elongation at fracture 8%
| Box qty. | |
|---|---|
 x25 |
|
 x50 |
|
 x100 |
| Ref: ? | ||||||
|---|---|---|---|---|---|---|
| Example: | Ref. = | H91 | - | XX | - | XXX |
| ↑ | ↑ | |||||
| D | L | |||||
| DIN 7991 | ||||||
| M6X20 | ||||||
| Ref. = | H91 | - | 6 | - | 20 | |
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