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ends precision pressure extension springs YUAN SINE SPRING

ends precision pressure extension springs YUAN SINE SPRING

ends precision pressure extension springs YUAN SINE SPRING
  • ends precision pressure extension springs YUAN SINE SPRING
  • ends precision pressure extension springs YUAN SINE SPRING

ends precision pressure extension springs YUAN SINE SPRING

Stainless steel:
stainless steel
Mean coil diameter:
4.4 mm
Total number of coils(Nt):
Free length(F.L.):
90 mm
Free angle:
Surface treatment:
High-temperature heat treatment:
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Product Comparison
YUAN SINE SPRING pays great attention to integrity and business reputation. We strictly control the quality and production cost in the production. All these guarantee tension spring to be quality-reliable and price-favorable.After being improved greatly, YUAN SINE SPRING's tension spring is more advantageous in the following aspects.
Application Scope
tension spring is mainly used in the following industries and fields.According to different needs of customers, YUAN SINE SPRING is capable of providing reasonable, comprehensive and optimal solutions for customers.
Company Advantages
1. extension springs outshine other similar products with its large extension springs materials. The product features good toughness and is not easy to break
2. tension spring is provided with features of helical extension spring. It works to provide stability and reduce the level of wear and tear
3. The exertion of long extension springs depends on the great performance of heavy duty extension springs. The product has strong elasticity, which can quickly return to its original shape
4. YUAN SINE SPRING ENTERPRISE CO., LTD's working team features high quality, responsible and innovative. The product has a wide range of applications, such as electronics and medical devices
5. YUAN SINE SPRING ENTERPRISE CO., LTD has established a strict product quality control system. Treated with special technology, its surface is sleek and burr-free

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

Communication industries(2-ways tension spring for router)

Stainless steelstainless steel
Wire diameter0.3 mm
Outside of diameter4.4 mm
Inside of diameter4.4 mm
Mean coil diameter4.4 mm
Active coil number55
Total number of coils(Nt)55
Free length(F.L.)25 mm
Free angleok
Working angelok
Right hand screwok
Closed and ground ok
Surface treatmentok
High-temperature heat treatmentok


Communication equipment industries

2-ways tension spring for communcation router

Company Features
1. As a extension springs manufacturer, YUAN SINE SPRING stands out in this industry.
2. Through professional technology, our tension spring have received much more praises from customers.
3. YUAN SINE SPRING ENTERPRISE CO., LTD carry forward the strategic goal of large extension springs. Inquire!
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