Double End Studs ，b1=1.25d
JB /ZQ 4325 - 2006 双头螺柱, b1=1.25d
See all versions and complete specifications: Double End Studs, b1=1.25d — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| M56 | 6 | 30 | 41 | 160 | 80 | M16 | 15 |
| M64 | 6 | 33 | 46 | 190 | 100 | M20 | 15 |
| M72 | 6 | 33 | 46 | 230 | 125 | M20 | 15 |
| M80 | 6 | 33 | 46 | 270 | 150 | M20 | 15 |
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