Project Description
Plain washer grade A chamfered
Grade A chamfered plain washer is commonly used with high strength tension bolts to eliminate any interference between the bolt under head fillet and the hole edge.S-metal offers chamfered Grade A washer in the 200 HV and 300 HV hardness classes with normal sizes ranging from 1.6mm to 64mm.
The grade A chamfered plain washers are suitable for hexagon bolts and screws of grades A and B with property class of 8.8 to 10.9 and hexagon nuts of products A and B with property classes up to 8,10.
Standards: ISO 7090/ASME B18.22.1/DIN 125B
Material:Carbon steel
Stainless steel A2,A4,C1,C4,F1.
Finish:natural finish or electroplating as agreed
Tolerance: products grade Arefer to ISO4759-3.
Hardness range: 200HV-300HV.
Plain washer grade A chamfered
Dimension in mm.
| Diameter d | d1 | d2 | Thickness | ||||
| min | max | max | min | nom | max | min | |
| 5 | 5,3 | 5.48 | 10 | 9.64 | 1 | 1. 1 | 0,9 |
| 6 | 6.4 | 6. 62 | 12 | 11.57 | 1.6 | 1.8 . | 1.4 |
| 8 | 8.4 | 8. 62 | 16 | 15.57 | 1.6 | 1.8 | 1.4 |
| 10 | 10.5 | 10.77 | 20 | 19.48 | 2 | 2.2 | 1.8 |
| 12 | 13 | 13.27 | 24 | 23. 48 | 2.5 | 2.7 | 2.3 |
| 16 | 17 | 17.27 | 30 | 29. 48 | 3 | 3.3 | 2.7 |
| 20 | 21 | 21.33 | 37 | 36. 38 | 3 | 3.3 | 2,7 |
| 24 | 25 | 25. 33 | 44 | 43. 38 | 4 | 4.3 | 3.7 |
| 30 | 31 | 31.39 | 56 | 55. 26 | 4 | 4.3 | 3.7 |
| 36 | 37 | 37.62 | 66 | 64.8 | 5 | 5.6 | 4.4 |
| 42 | 45 | 45.62 | 78 | 76.8 | 8 | 9 | 7 |
| 48 | 52 | 52. 74 | 92 | 90.6 | 8 | 9 | 7 |
| 56 | 62 | 62.74 | 105 | 103.6 | 10 | 11 | 9 |
| 64 | 70 | 70,74 | 115 | 113.6 | 10 | 11 | 9 |
