Plain Washers for High-Strength Structural Bolting, Hardened and Tempered
ISO 7415 - 1984 高强度栓接结构用平垫圈 淬火并回火
See all versions and complete specifications: Plain Washers for High-strength Structural Bolting Hardened and Tempered — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| M12 | 18 | 3.1 | 4.6 | 18.43 | 32.4 | 34 |
| M16 | 24 | 3.4 | 4.6 | 24.52 | 42.4 | 44 |
| M20 | 30 | 3.4 | 4.6 | 30.52 | 54.1 | 56 |
| (M22) | 39 | 3.4 | 4.6 | 39.62 | 70.1 | 72 |
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