Bicycle / Motorcycle / Automobile
Suspension Fork Tube
High Strength Lightweight Aluminum Alloy Bicycle Suspension Fork Tube
The suspension aluminum bicycle fork tube consists of steerer, crown, stanchion, lower, quick release and other components. Weight and rigidity of material are extremely important for off-road players especially in the situation of high speed/bumpy riding.
AMSpec’s high strength lightweight aluminum bicycle fork tubes have passed the ISO 4210 standard, have been used for suspension fork tubes by many well-known brands ( Fox, RockShox, SR SUNTOUR…etc )
Alloy | Static Mechanical Property | ||
| TS (MPa) | YS (MPa) | El (%) | |
| 7000 series | >580 | >500 | >10 |
| 6000 series | >445 | >400 | >13 |
Feature Of Product: Aluminum Bicycle Forks
Bending fatigue:
650N load 150,000 times, no crack and damage.
Reverse impact test:
- 22.5kgs drop from 360mm height impact, permanent deformation <45mm
- 22.5kgs drop from 600mm height impact, no cracks, damage.
Provide OEM / ODM customization
Tolerance range
- Outer/Inner diameter : ±0.02mm
- Thickness : ±0.02mm
- Straightness : <0.05mm
- Roundness : ;<0.05mm
- Concentricity: : <0.05mm
- Surface Roughness : Ry 0.8~1.6
