Black Finish HSFG Washers
Black Finish HSFG Washers
NAE Fasteners Private Limited are manufacturers and exporters of HSFG washers in india. The F436 hardened flat washers are used under the head of a high strength bolt or similar external threaded fasteners. Its usually made of medium carbon steel through hardened or carburized to a higher strength mechanical properties. Its usually supplied with ASTM A325 high strength bolt and A563 heavy hex nut.
We are also manufacturer & exporter of IS6649 HSFG washers in India.
Finish / Colours
- Hot Dip Galvanized (HDG)
- Auto Black
- Natural Black
- Heat Treated Black
Grades (Raw Material)
- C45
- Raw material can be used as per customer requirement.
HSFG Washers (As per IS 6649 & Stamping as per Requirement)
| Nominal Size and Thread Diameter d | Inside Diameter B | Outside Diameter C | Thickness A |
| Max |
| M12 |
| M16 |
| M20 |
| M22 |
| M24 |
| M27 |
| M30 |
| M36 |
|
| Max |
Min. |
| 13.8 |
13.4 |
| 17.8 |
17.4 |
| 21.5 |
21.1 |
| 23.4 |
23.0 |
| 26.4 |
26.0 |
| 29.4 |
29.0 |
| 32.8 |
32.4 |
| 38.8 |
38.4 |
|
| Max |
Min. |
| 30 |
29 |
| 37 |
36 |
| 44 |
43 |
| 50 |
48.5 |
| 56 |
54.5 |
| 60 |
58.5 |
| 66 |
64.5 |
| 85 |
83.5 |
|
| Max |
Min. |
| 2.8 |
2.4 |
| 3.4 |
3.0 |
| 4.2 |
3.3 |
| 4.2 |
3.8 |
| 4.2 |
3.8 |
| 4.2 |
3.8 |
| 4.2 |
3.8 |
| 4.6 |
4.2 |
|
