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Zechin Industries Group Co., Ltd.

 +86 571 8373 7826
 +86 158 5810 2851
(WHATSAPP&MOBILE)
 info@zec-industrygroup.com
 510971538
 steven.zheng89
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Custom Double Torsion Springs

Material: Carbon steel / As request

Wire diameter(thickness): 020" [0.5mm] to .625" [15.88mm]

Surface Treatment: Zinc plating / As request

Trade Terms: EXW, FOB, CIF, DDU
Quantity:
  • OEM
  • Zechin industries
  • ISO9001
  • Tools designed & Built, Blanked, Pierced, Stamped, Formed, Stenciled, Drawn & Extruded, Deburr
  • Standard Package or Customized
  • Shanghai / Ningbo
  • Prototype to High Quantity
  • Zhejiang, China (Mainland)

1, One-stop solution

2, Tools designed and built in house

3, Fully equipped & Trained

4, Consistent quality

5, Turnkey manufacturing services

6, Excellent communication ability

7, Professional & Efficient response 


Product name

Custom Double Torsion Springs 

Material

Carbon steel(SWC), cold roller steel, stainless steel(SUS), SUS316, SUS301, SUS302, beryllium copper, phosphor copper, brass, music wire or piano wire(SWP), 60Si2Mn, 55CrSi 80C, 70C,60C, 50C, etc.

Surface treatment

Blacking, zinc/nickel/chrome/silver/gold/tin plating, powder coated, anti-rust, black(blue) oxide coating, electrophoretic,galvanized,electroplating, electrostatic powder spraying,etc.

Size

0.12-16mm wire diameter ( size customized)

Wire shape

Round, square, rectangular

Ends type

Closed and ground, closed and not ground, open and ground, open and not ground

Application

Gifts, arts and crafts, electrical appliances, switches, hardware, molds, lamps, fixtures, Electronic products, Children toys, Locks, Watches, Glasses, Baby carriage, Bicycle, Kitchen appliances, cameras, printers, office equipment, precision equipment and various kinds of vehicles,car, sofa,downlight

Production flow

1. raw material    2. forming  3. inspection  4. grinding   5. heat treatment   6.surface treatment(finish)    7. cleaning     8. finished product      9.packing       10.shipping

Packing

Inner package: poly bag              Outer package: carton box, wooden box or pallet

Shipping time

Sample:5-10 workdays   Mass production: 15-30 days after received your deposit

Payment

We accept paypal, western union, T/T, alibaba payment

MOQ

500PCS or depands

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24-hour online service

Q1: How to test samples to check quality?

 A1  :  After confirming the price, you can ask the sample to check our quality.

 

Q2:  How long can I expect to get samples?

  A2:      After you pay for the sample and we confirm the drawings with each other, the sample will be ready for 3-5 days.Samples will be sent to you by courier. If you don't have one, you can use your own courier account or prepay

 

Q3 :Can you do OEM / ODM for us?

  A3:  Yes. We warmly welcome OEM orders, we are more than 8 years of mobile accessories professional factory OEM or ODM experience.

 

Q4: What is the preparation time for mass production?

A4 : Honestly, it depends on the number of orders and the season in which you place your order. The minimum order quantity has a lead time of approximately 10 to 15.15 days. In general, all items can arrive at your address within 4 weeks.


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Cell: +86 158 5810 2851

SKYPE: steven.zheng89

Email: steven@zec-industrygroup.com 

www.metalpartfabrications.com


Contact Us

Contact a custom metal fabrication professional and To learn more about how we can meet your design,
manufacturing, packing, and fulfillment needs.

About Us

Zechin Industries is a modern manufacturing enterprise specialized in metal parts and assembly in China.The company was founded 25 years ago, in the year 1989. 

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