| 出生地 |
Zhejiang China (Mainland) |
| 负荷类型 |
扭转 |
| 材料 |
钢铁 |
| 使用 |
工业 |
1. The door spring is durable, suitable for continuous operation 2. The door spring absorb shake and make drive comfortably 3. All coil and hook variations are available 4. wire diameter: 0.15-20mm 5. The door spring can be made by any material as required 6. Widely used in civil fields.