Garage door extension springs

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We can accept the custom all kinds of garage door extension springs, pls provide us the drawing ,quantity so that we will quote for you

Product : Garage door extension springs

Material : Stainless steel; Carbon steel; Copper;

Application : Garage door

Surface treatment: Hardening;Polish;Anodized;Sandblasting;Powder coating;Vacuum Plating;Nickel

OEM: Available

OEM SERVICE

Emballage sur mesure

ISO 9001

SGS

Name	Garage door extension springs
Matériau	Stainless steel; Carbon steel; Copper;
Surface Finish	Hardening;Polish;Anodized;Sandblasting;Powder coating;Vacuum Plating;Nickel
Main Products	Compression Spring;Extension Spring;Torsion Spring;Wire forming spring
Test Equipments	Projector;Digital hardness tester;Digital torsionstrength tester;Digital tension and
compression strength tester;Elasticity tester;Life tester;Salt spray test machine etc.
Quality Control	1.IMDS,PPAP,SPC,FMEA,MSA quality management.
2.Tolerance control : DIN, JIS Standard.
3.Manufacturing processes inspection per hour and per batch.
4.Traceable management thoughout all process from raw material to customers.