Positive Yield Sdn Bhd
PTD 37442,
Jalan Perindustrian 3,
Kawasan Perindustrian
Senai 2,
81400 Senai,
Johor, Malaysia.

EOS MaragingSteel MS1

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EOS MaragingSteel MS1 Metal Materials

EOS MaragingSteel MS1 - High-Performance Steel for Tooling and Mechanical Engineering

Product Description

EOS MaragingSteel MS1 is a martensite-hardenable steel. Its chemical composition corresponds to US classification 18% Ni Maraging 300, European 1.2709 and German X3NiCoMoTi 18-9-5. This kind of steel is characterized by having excellent strength combined with high toughness. The parts are easily machinable after the building process and can be easily post-hardened to more then 50 HRC. They also have excellent polishability.


  • Easily machinable
  • Age hardenable up to approx. 54 HRC
  • Good thermal conductivity


  • Series-production parts
  • Tooling (e.g. aluminium die casting)
  • Aerospace
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