Product Grade A, up to Hardness 250 HV, Primarily for Hexagon Bolts and Nuts
DIN 125-1 - 1990 六角螺栓与螺母组合用 A级平垫圈 - 硬度250HV以下
See all versions and complete specifications: Product Grade A, up to Hardness 250 HV, Primarily for Hexagon Bolts and Nuts — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 97.1 |
| DIN | DIN 125-1 |
| ISO | ISO 7089 |
| UNI | UNI 6592 |
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| Φ1.7 | M1.7 | 4.20 | 0.3 | 1.8 | 1.94 | 0.25 | 0.031 | 4.5 | 0.35 |
| Φ1.8 | M2.3 | 5.70 | 0.5 | 2.5 | 2.64 | 0.45 | 0.092 | 6 | 0.55 |
| Φ2.2 | M2.6 |
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| 6.64 |
| 0.5 |
| 2.8 |
| 2.94 |
| 0.45 |
| 0.127 |
| 7 |
| 0.55 |
| Φ2.5 | M3.5 | 7.64 | 0.5 | 3.7 | 3.88 | 0.45 | 0.155 | 8 | 0.55 |
| Φ2.7 | M5 | 9.64 | 1 | 5.3 | 5.48 | 0.9 | 0.443 | 10 | 1.1 |
| Φ2.8 | M7 | 13.57 | 1.6 | 7.4 | 7.62 | 1.4 | 1.39 | 14 | 1.8 |
| Φ3.2 | M10 | 19.48 | 2 | 10.5 | 10.77 | 1.8 | 3.57 | 20 | 2.2 |
| Φ3.7 | M14 | 27.48 | 2.5 | 15 | 15.27 | 2.3 | 8.62 | 28 | 2.7 |
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