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YUAN SINE SPRING Best extension springs company for ATM machine

YUAN SINE SPRING Best extension springs company for ATM machine

YUAN SINE SPRING Best extension springs company for ATM machine

Stainless steel:
Stainless steel
Mean coil diameter:
3.65 mm
Total number of coils(Nt):
Free length(F.L.):
26 mm
Surface treatment:
High-temperature heat treatment:
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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.
  • YUAN SINE SPRING firmly believes that only when we provide good after-sales service, will we become consumers' trusted partner. Therefore, we have a specialized professional customer service team to solve all kinds of problems for consumers.
  • 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.
Application Scope
YUAN SINE SPRING's torsion spring can be used in different industries to meet the needs of customers.YUAN SINE SPRING has professional engineers and technicians, so we are able to provide one-stop and comprehensive solutions for customers.Our products are produced in accordance with . All materials used in the products are well selected and purchased from our reliable partners, which guarantees the competitive price and stable performance.
Company Advantages
1. YUAN SINE SPRING extension springs is manufactured/processed under standardization production system.
2. long extension springs is widely used in extension springs field because of its fine properties.
3. The product gives wearers enough rooms to move around normally without tightening against their bodies. Wearers can freely move and stretch.
4. This product is marked by esteemed quality and aesthetic presence. People can rest assured that it can be used for a long period while not losing its beauty over the years.

YUAN SINE SPRING Best extension springs company for ATM machine-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

Healthy care equipment industries(tension spring for blood pressure device tester)

Stainless steelstainless steel
Wire diameter0.25 mm
Outside of diameter4.15 mm
Inside of diameter3.65 mm
Mean coil diameter3.65 mm
Active coil number100
Total number of coils(Nt)100
Free length(F.L.)26 mm
Left hand screwok
Closed and ground ok
Surface treatmentok
High-temperature heat treatmentok


Healthy care equipment industries

YUAN SINE SPRING Best extension springs company for ATM machine-2
Blood pressure device tester
YUAN SINE SPRING Best extension springs company for ATM machine-3
Blood pressure device tester

Company Features
1. YUAN SINE SPRING ENTERPRISE CO., LTD is a diversified, export-oriented enterprise integrated with professional extension springs design, production, sale, export, etc.
2. We have a top R&D team to keep improving quality and design for our heavy duty extension springs .
3. YUAN SINE SPRING ENTERPRISE CO., LTD is committed to solve your business problems with professionalism and enthusiasm. Welcome to visit our factory! YUAN SINE SPRING ENTERPRISE CO., LTD aims to help customers throughout the service process to obtain the maximum satisfaction. Welcome to visit our factory! YUAN SINE SPRING ENTERPRISE CO., LTD will be in relentless pursuit of higher quality for stainless steel extension springs . Welcome to visit our factory!
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