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Wave Springs

Wave Springs

Our wave springs can be used in almost any application. Savings of up to 60% during installation & smaller assemblies.

Retaining Rings

Retaining Rings

Multiple types of Retaining Rings are available & are widely applied to Pressure Gauge, Gear Assembly, Connector,....etc.


Wave Springs | Spring Manufacturer - Tech Spring / TSI / TSMC

Tech Spring Manufacturing Corp. is one of the prime precision springs | spring manufacturers based in Taiwan since 1987.

ISO accredited and manufacturing all types of springs, stamping molding and assembly of metal parts to Europe, USA, UK & Australia. We are specialized in the manufacturing, designing and analyzing all kinds of spring, such as wave springs (including of compression wave spring, wave single turn and nested spring), linear expander, retaining rings (including of internal, external, single turn and more turns), constant force spring, power springs (including of general and prestressed types), etc

Tech Spring / TSI / TSMC has been offering customers high-quality precision-made springs, both with advanced technology and 31 years of experience, Tech Spring / TSI / TSMC ensures to meet each customer's demands.

Rene 41∞ (For Springs)

Nickel Base Wire for wire springs, flat springs and wire products

Rene 41 is an age hardenable nickel base alloy that has very high strength at elevated temperatures, particularly within the range of 650 – 980°C (1200 – 1800°F). Required mechanical properties can be tailored by selection of various combinations of cold work and/or heat treatments. Rene 41 also has good oxidation resistance. It can be used for any TSMC spring product such as wave springs, retaining rings and compression springs.
Rene 41 is also known as Haynes R-41, Pyromet 41, and Udimet R41.

Key Features

  • Very high strength at elevated temperatures
  • Good oxidation resistance
  • Age hardenable
  • High temperature dynamic applications

Typical Applications

After burner parts
Turbine castings
Other fasteners

Approx. Operating Temperature

up to +550°C
up to +1020°F

Chemical Composition

Element Ni Cr Fe Mn C Si S Co Ti Al Mo B
Min % bal 18.00 10.00 3.00 1.40 9.00 0.003
Max % bal 20.00 5.00 0.10 0.12 0.50 0.015 12.00 3.30 1.60 10.50 0.01

Wire Type

  • Round
  • Flat Wire
  • Shaped Wire
  • Rope/Strand


  • AMS 5545
  • AMS 5713
  • AMS 5800
  • AMS 5712
  • GE C50T71


  • W.Nr 2.4973
  • UNS N07041
  • AWS 120