Product Description
Product Description
Factory Direct Heavy Duty Big Torsion Spring For Garage Door Product DescriptionWe can accept the custom all kinds of torsion spring,double torsion spring, garage door torsion spring, torsion springs for garage door,torsion spring manufacturer,wholesale torsion springs,pls provide us the drawing ,quantity so that we will quote for you.Notes:1>Our products can be made according to your special design.2>Superior quality, competitive prices, first-class craftworks and safe package.3>Quotation can given within 10 hours if urgent and welcome your inquiry at any time.MaterialStainless steel;Carbon steel;Copper;According to customer demandSurface FinishHardening;Polish;Anodized;Sandblasting;Powder coating;Vacuum Plating;Nickel;Zinc;Chrome;Tin;Silver plating etc.Main ProductsCompression Spring;Extension Spring;Torsion Spring;Wire forming spring and so onTest EquipmentsProjector;Digital hardness tester;Digital torsionstrength tester;Digital tension and compression strength tester;Elasticity tester;Life tester;Salt spray test machine etc.Quality Control1.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. Products showCompany Profile Our advantage
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