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Wholesale tension spring gold company for communication router

Wholesale tension spring gold company for communication router

Wholesale tension spring gold company for communication router

Stainless steel:
Stainless steel
Mean coil diameter:
9 mm
Free length(F.L.):
Surface treatment:
High-temperature heat treatment:
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Quantity Needed:
Enterprise Strength
  • Excellent staff is the core part of a company. Nowadays, we have people staffed in several departments including design, R&D with excellent technicians and senior experts in the hardware industry, production, and after-sales department.
  • Based on customer demand, YUAN SINE SPRING is committed to providing considerate services for customers.
  • YUAN SINE SPRING is always customer-oriented and devoted to offering the best products and service for each customer in an efficient manner.
  • Since established, we have spent years of efforts in the development and production of the hardware. So far, we have mature craftsmanship and experienced workers to help us achieve a highly efficient and reliable business cycle
  • Our global manufacturing and sales network have spread to and other overseas countries. Inspired by the high marks by the customers, we are expected to expand our sales channels and provide more considerate service.
Company Advantages
1. YUAN SINE SPRING tension spring is developed by our highly efficient research and development department who holds relevant certifications in developing quality hardware products.
2. The product has good deformation resistance. It has been treated with the cold stamping process at room temperature to improve its cracking proof capacity.
3. YUAN SINE SPRING ENTERPRISE CO., LTD is a company with mature sales network who makes the shopping experience more convenient.

Wholesale tension spring gold company for communication router-1
Tension Springs

Tension spring is a helical spring subjected to axial tension. There are different kinds of hooks. English hook, German hook, long hook, semicircle hook, duck bead hook and so on.  The “hook” is used to guarantee the source of tension of stretching spring. The gap for the ring and the ring must be tight and exact. These points must be identified. It is used to control the movement of machine parts , store energy, measure the size of the force and so on. Some of tension spring are made for precondition for safety.  That’s what we value and strict on quality control.  We must give more consideration to service this.

Product Parameter

Car moto accessories industries

Stainless steelstainless steel
Wire diameter3 mm
Outside of diameter15 mm
Inside of diameter9 mm
Mean coil diameter9 mm
Active coil number9 mm
Free length(F.L.)400mm
Right hand screwok
Closed and ground ok
Surface treatmentok
High-temperature heat treatmentok


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Company Features
1. YUAN SINE SPRING ENTERPRISE CO., LTD is equipped with modern production lines to manufacture tension spring .
2. Our extension springs production equipment possesses many innovative features created and designed by us.
3. We strive to maintain and build our standards, proving and cementing our reputation for reliability. We take pride in our work, ensuring the service and products we deliver are exceptional and completely reliable. Inquire! Always prepare for satisfying the continuously changing market demands is our main objective. Currently, our company makes numerous efforts and invests in product innovation for the markets. Inquire!
Our Services

A. Full technical support from concept design to final product delivery
B. On-time delivery with no compromise on quality

C. Lower cost(medium-size factory, 3000 square meters), but high-end quality only(the same quality control system as per big factory)

D. Any questions to be sent will get response within 24 hours

E. Samples provided for free charge .

F. Strict Inspection ,and the best quality price with reasonable price bearings provided .

G. OEM service provided.

H. Warranty for 6 months

I.  After sale service at any time

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