Spring safty device garage door hardware used forgarage door , sectional door and industrial door.

garage door hardware1,used for garage door , sectional door and industrial door.

2,we have factory specialize in garage door parts for more than ten years.

3,Our products have been exported to Italy, USA, Canada, Japan and so on.

4,we owns the complete production equipments and machines such as CNC punching machine, CNC bending machine, CNC shearing machine, lathe, milling machine, grinding machine, drilling machine etc.

5,Our factory has passed ISO 9001:2000 Quality Management System Certification.

Equipment	CNC stamping/punching machine, CNC bending machine, CNC cutting machine, 5~250 tons punching machines, welding machine, polish machines...
Processed material	stainless steel, copper, carbon steel (according to customer's requirement)
Surface treatment	Hot galvanized, polishing, chrome/zinc/nickel plating, powder coating, anodize...
Making process	Stamping, deep drawing,bending, punching, laster cutting,threading, welding, tapping, riveting, grinding
Thickiness	0.5mm ~12mm, or other special available
Inspection	IQC, IPQC,FQC,QA
Certificate	ISO 9001

residential spring safety device door accessory