Specifications
Overhead Door Spring* Wire Dia: 3.8 mm
* Length: 635mm (25")
* Finish: black e-coating
* Custom made
Overhead Door Spring
There are two kinds of spring for garage door installation, one is extension spring, the other is torsion spring, and the spring here is extension spring. It's can be made from your drawing, sample or detail dimensions.
1. Capabilities:
Material | Spring Steel Stainless Steel Low Carbon Steel High Carbon Steel Music Wire / Piano Wire Galvanized Steel Hard Drawn |
Surface Finish | Zinc Plating Black E-Coating |
Type of Loops | Crossover Loops Double Twisted Loops Full Loops Over Center Double Full Loops |
Wire Diameter | up to 15 mm up to 0.59 in |
Outer Diameter | up to 200 mm up to 7.87 in |
Direction of Wind | Left Hand Right Hand |
2. Production Process:
3. Certificates (ISO9001:2008 & ISO14001:2004):
4. Photos:
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