| Customization: | Available |
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| Material: | Stainless Steel |
| Shape of Head: | Countersunk |
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Product Categories
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Expansion Bolt
With stainless steel material,widely used in the metal structure,profiles,bearing plate,brackets,beams.
urtain Wall Fittings
With strong capacity and high corrossion resistance,widely used in stone cladding and glass fixing system.
Product Standard
| Thread specification d |
ST2.9 | ST3.5 | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ||
| P | Thread pitch | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| a | Max | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| dk | Theory | Max | 6.3 | 8.2 | 9.4 | 10.4 | 11.5 | 12.6 |
| Reality | Max | 5.5 | 7.3 | 8.4 | 9.3 | 10.3 | 11.3 | |
| Min | 5.2 | 6.9 | 8 | 8.9 | 9.9 | 10.9 | ||
| k | Max | 1.7 | 2.35 | 2.6 | 2.8 | 3 | 3.15 | |
| r | Max | 1.2 | 1.4 | 1.6 | 2 | 2.2 | 2.4 | |
| Slot number | 1 | 2 | 2 | 2 | 3 | 3 | ||
| M1 | Reference | 3.2 | 4.4 | 4.6 | 5.2 | 6.6 | 6.8 | |
| Depth | Type H | Max | 2.1 | 2.4 | 2.6 | 3.2 | 3.3 | 3.5 |
| Min | 1.7 | 1.9 | 2.1 | 2.7 | 2.8 | 3 | ||
| M2 | Reference | 3.2 | 4.3 | 4.6 | 5.1 | 6.5 | 6.8 | |
| Depth | Type Z | Max | 2 | 2.2 | 2.5 | 3.05 | 3.2 | 3.45 |
| Min | 1.6 | 1.75 | 2.05 | 2.6 | 2.75 | 3 | ||
| Drilling range (plate thickness) | ≥ | 0.7 | 0.7 | 1.75 | 1.75 | 1.75 | 2 | |
| ≤ | 1.9 | 2.25 | 3 | 4.4 | 5.25 | 6 | ||
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