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YUAN SINE SPRING identified extension springs series for ATM machine

YUAN SINE SPRING identified extension springs series for ATM machine

YUAN SINE SPRING identified extension springs series for ATM machine

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:
Application Scope
YUAN SINE SPRING's torsion spring can be used in a variety of industries.With a focus on customers' potential needs, YUAN SINE SPRING has the ability to provide one-stop solutions.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.
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 effectively improves after-sales service by carrying out strict management. This ensures that every customer can enjoy the right to be served.
  • 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 extension springs is developed by the state-of-the-art R&D team who owns much experience in creating hardware tools. The team always strives to create a hardware product with high technology content.
2. The product has a smooth surface. During the production, it has been processed to be free of metal burrs and cracks.
3. YUAN SINE SPRING has extensive reputation and popularity.
4. With the spread of word of mouth, the product has the great potential of taking up larger market share in the future.

YUAN SINE SPRING identified extension springs series 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

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


Car moto accessories industries 

YUAN SINE SPRING identified extension springs series for ATM machine-2

Tension spring for car windscreen wiper blade

YUAN SINE SPRING identified extension springs series for ATM machine-3

Tension spring for car windscreen wiper blade

Company Features
1. With years of efforts on the design, manufacture, and distribution of extension spring design , YUAN SINE SPRING ENTERPRISE CO., LTD has become one of the most competitive manufacturers in the industry.
2. Our company has excellent employees. They are knowledgeable and skilled in their respective areas of expertise.
3. Sustainability is a core element of our company. We develop product criteria that are forward-looking and are tested with customers, NGOs, and other stakeholder groups. Everything we do is guided by the principles of excellence, integrity, and entrepreneurship. They define the character and culture of our company. Call!


Product Description
Trampoline spring
QianYe spring range has a unique breadth and is known for its durability, adaptability and variation ability, which are used in just about every industry sector, which could be power generation, paper and pulp industry, but also offshore, automation and infrastructure.

Our spring operations are focused on manufacture, stocking and distribution. We stock and distribute all kinds of springs and conform to our customers' requirements.


trampoline spring
Ends type/
Wire shapeCoil,flat , rectangular,square, triangular. etc
Material option Stainless steel: SUS301(1.4310),SUS302(1.4307),SUS304,SUS316,SUS631(17-7ph)
Carbon steel:SWC-72A,SWC-65Mn, 60Si2Mn, 55CrSi(55SiCr),SAE1070,
SWPB(Music wire), EN10270-1 SH, DIN 17223, ASTM-A228 .etc
Copper/Brass: Brass(CuZn36,CuZn40),copper(C1100), phosphor bronze  copper(CuSn6), beryllium bronze copper,enamelled wire .etc
Alloy: titanium alloy etc.
Surface finish option Nickel plating, chrome plating, zinc plating, galvanization ,passivation, ultrasonic washing,silver plating,gold plating,electrophoresis,phosphorization, dacromet, teflon coating etc
Application Aviation,automotive, motorbike, bicycle, automatic equipment, household appliance, medical device ,toy, telecommunication,computer, instrument and meter,furniture, electric tools,mold and  other industries
Manufacturing Machines CNC spring formers, tempering furnace, ends grinder, shot-blasting, lathes ,millers, punches etc.
Test equipments Projector , digital hardness tester,digital torsion strength tester. digital tension and compression strength tester . elasticity tester. life tester , salt spray test machine etc.



Company Information

Company Introduction


Xiamen Qianye Spring Corporation was founded in 2003, who has abundant technical background and the advanced computer molding machine equipments. Qianye specializes in various kinds of precision springs and metal stamping parts including tension spring, compression spring, torsion springs, power springs, miscellaneous springs, wire forms, and multi slides etc, which are widely used in computer, switch, home appliances, camera, instrument, motorcycle, automobile and other industries.

 "Quality first, Service first" is our operation tenet, and "Quality first, Excellence pursuit" is our quality policy. We not only strictly follow the ISO9001 Management System, but also provide the most satisfactory products and best service to customers with different requirements. Please kindly visit our website: www.xmqianye.cn for detailed information.




  Our advantages:
1. With more than 10 years production technology experience
2. Have a professional design & development and production team
3. Test one by one in each process of production
4. ISO9001:2008 qualification certificate

If you want us to design or quote,please kindly help advise below information:

1. Material

2. Wire diameter

3. Surface treatment

4. Inner diameter and outer diameter (ID & OD)

5. Free length and work length

6. Total coils and active coils

7.  Application

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