China OEM Door Lock Torsion Spring

China OEM Door Lock Torsion Spring

Product Details

Metal Springs
OEM & ODMYes
Available MaterialsCarbon steel(SWC), cold roller steel, stainless steel(SUS), beryllium copper, phosphor copper, brass, music wire or piano wire(SWP), 60Si2Mn, 55CrSi etc.
SpecificationCustomized
Surface TreatmentHardening, Carburizing, High Frequency,Degreasing,Polish,Anodize,Sand blasting,Powder Coating,Vacuum Plating,Nickel, Zinc, Chorme,Tin,
KindsCompression,Extension,Torsion,Flat Coil Spring Etc
PackingInner-Plastic Bag; Outer -Standard Carton Box.
Industry Standards

DIN/ ISO 9001:2008

RoHS complicant

Minimum Order Quantity (MOQ)

1000 piece,Support LCL order

Production Capacity250000 pieces per week
Delivery Time15-20 days from deposit
Payment TermL/C, T/T, Escow, Paypal, Western Union, Cash
Quality control

RoHS tester , callipers , salt spary tester , 3D coordonate measuring instrument

Machines/Equipment

Spring Machines 10 Sets

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