DME University

Composition and Physical Properties of DME #3 (P-20 AISI-4130, modified)

DME3Steel

Composition

  • C – 0.30%
  • Mn – 1.20%
  • P – 0.015%
  • S – 0.003%
  • Si – 0.03%
  • Cr – 1.10%
  • V – 0.08%
  • Mo – 0.55%

Physical Properties

  • Pre-hardened to 277-331 Bhn (29-36 Rc)
  • Exceptionally clean
  • Good machinability
  • Exceptional polishability for both plastic molds and die cast dies

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