ISO Metric Hexagon Head Bolts - Product Grades A And B
Product Specification
| Screw Thread |
M18 |
| D |
18 |
| P |
2.5 |
| B |
L≤125 |
42 |
| B |
125＜L≤200 |
48 |
| B |
L＞200 |
61 |
| C |
Max |
0.8 |
| C |
Min |
0.2 |
| Da |
Max |
20.2 |
| Ds |
Nominal |
18 |
| Ds |
Grade A |
Min |
17.73 |
| Ds |
Grade B |
Min |
17.57 |
| Dw |
Grade A |
Min |
25.34 |
| Dw |
Grade B |
Min |
24.85 |
| E |
Grade A |
Min |
30.14 |
| E |
Grade B |
Min |
29.56 |
| K |
Nominal |
11.5 |
| K |
Grade A |
Max |
11.715 |
| K |
Grade A |
Min |
11.285 |
| K |
Grade B |
Max |
11.85 |
| K |
Grade B |
Min |
11.15 |
| K1 |
Grade A |
Min |
7.9 |
| K1 |
Grade B |
Min |
7.81 |
| R |
Min |
0.6 |
| S |
Max |
27 |
| S |
Grade A |
Min |
26.67 |
| S |
Grade B |
Min |
26.16 |