TSI - A professional manufacturer for every variety of springs in Taiwan.

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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.

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Retaining Rings

Retaining Rings

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

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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.

Nilo 52 (For Springs)

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

Nilo 52 was designed for use with a variety of soft glasses. It is known for its almost constant coefficient of thermal expansion up to approx. 565°C (1050°F).
Nilo 52 is also known as Invar 52, Pernifer 50, and Glass Sealing 52.

Key Features

  • Designed for use with a variety of soft glasses.
  • Almost constant coefficient of thermal expansion up to approx. 565°C (1050°F).

Typical Applications

Various glass to metal sealing applications with soft glass and ceramics.

Approx. Operating Temperature

up to +450°C
up to+840°F

Chemical Composition

ElementNiCrFeMnCSiSPAl
Min %50.50 nominalbal
Max %0.25bal0.600.050.300.030.0250.10

Wire Type

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

Specifications

  • ASTM F30

Designations

  • W.NR 2.4478
  • UNS N14052
  • AWS 093