Large Wholesale Roller Door Torsion Spring
Our factory is specialized in manufacturing torsion springs for garage door, rolling up door, industrial door, and make torsion spring according to DIN. We can also produce springs according to customer requirements with series quality grade and also at a reasonable price .
Quality Control: The enterprise has fully implemented ISO 9001:2008 international quality management system.
The Specification of spring: 1.75'' 2.0'' 2.625'' 3.75'' 5.25'' 6'' etc. Materials: DIN 17223, JIS G3522, GRS3522. Wire Diameter: ø4.0~ø13mm.The series of door springs we developed are equal to the spring that made in Germany. Excellent quality, competitive price; high strength and long lifetime.
The Surface Treatment:
The common specifications (ID.): 1.75'',2.0'',2.625'', 3.75'',6.0''. Surface treatment contains anti-rust oil,Shot peented (kugelgestrahlt),Galvanised( white zinc, colored zinc), electrophoresis, common paint, automotive topcoat. We can use surface treatment method according to customer choice.
Send Inquiry to This Supplier
You May Also Like
-
Aluminium Sliding Door Roller 2020-EUS$ 0.3 - 5MOQ: 1000 Pieces
-
19mm Plastic Nylon Shower Room Door Roller BearingUS$ 0.2 - 0.5MOQ: 1 Piece
-
Window Bottom RollerUS$ 0.5 - 2MOQ: 1000 Pieces
-
Gate WheelUS$ 1 - 10MOQ: 2000 Pieces
-
Shower Room Slider RollersUS$ 3.1 - 3.5MOQ: 300 Sets
-
Super Quality Style Luxury Adjust Sliding Window RollersUS$ 20 - 80MOQ: 300 Meters
-
Customized Long Working Life Flame Resistant Plastic RollersUS$ 0.1 - 5MOQ: 1 Piece
-
Sliding Clamp Fixing for TrackNegotiableMOQ: 100 Pieces
-
91020027 Rouleau de Fenetre, Porte Rouleau, Rouleaux, Paliers a Rouleaux, RouesNegotiableMOQ: 5000 Pieces
-
Stainless Steel Door FittingsUS$ 50 - 110MOQ: 10 Sets