一、规格
类型
L2 型:弹簧支撑返回,闭合,中等弹力
R2 型:弹簧支撑返回,开放,中等弹力
压铸锌 ZD
喷塑涂层
黑色,RAL 9005,纹理饰面SW
银色,RAL 9006,纹理饰面SR
弹簧导杆/罩盖
塑料(聚甲醛 POM)
耐受温度达 80 °C
扭力弹簧
弹簧钢
二、信息
GN 437.3 扭矩铰链具有弹簧支撑返回功能,其借助扭力弹簧使门可以自动开合。
返回扭距随着铰链打开角度而变化。耐久性测试结果显示,即使在经过 100,000 次打开/关闭循环后,扭距仍能保持不变。
下表所示为打开角度与返回扭距的关系。
![](https://img51.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f12639eed42898359378a8bd5dc25e7fa584.jpg)
![](https://img48.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f126ca8e8f4bc145376e8b9e6a5777e8d809.jpg)
![](https://img48.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f12657dd15e8121051c988a25734d891f661.jpg)
![](https://img48.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f126922c84845500dd031708054ca2c60ada.jpg)
![](https://img56.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f12638a8ed2b5f318492ae352fc5a2f0ab25.jpg)
![](https://img51.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f126680537a8c4919637761c3ea3d24a1671.jpg)
![](https://img45.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f126ae68c6aeadfe4e39483ff4ef1f6c62ce.jpg)
![](https://img43.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f12659dfd56e28c5e2672d1aedfe32b60e93.jpg)
![](https://img48.jc35.com/mt0001/5eceadd4559dcfd2911e2a417b44a4bf16cded6acb24f126d017c1fd263e70499f215325a8af00e5.jpg)