High Strength Plain Washers for Steel Structural
GB /T 1231 (washer) - 2024 钢结构用高强度垫圈
See all versions and complete specifications: High Strength Plain Washers for Steel Structural — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 1230 |
| ISO | ISO 7416 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 12 | 17 | 1.5 | 1 | 4 | 3.7 | 17.43 | 31.4 | 19.23 | 20.03 | 33 | 4.3 |
| 16 | 23 | 2 | 1.5 | 5 | 4.7 | 23.52 | 40.4 | 26.32 |
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| 27.12 |
| 42 |
| 5.3 |
| 20 | 28 | 2 | 1.5 | 5 | 4.7 | 28.52 | 50.1 | 32.84 | 33.64 | 52 | 5.3 |
| 24 | 37 | 2.5 | 2 | 6 | 5.7 | 37.62 | 64.1 | 42.84 | 43.64 | 66 | 6.3 |
| (22) | 34 | 2 | 1.5 | 5 | 4.7 | 34.62 | 58.1 | 39.84 | 40.64 | 60 | 5.3 |
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