Vanadium-titanium vermicular graphite cast iron

Vanadium-titanium vermicular graphite cast iron

  • CN 102,080,177 A
  • Filed: 01/17/2011
  • Published: 06/01/2011
  • Est. Priority Date: 01/17/2011
  • Status: Active Application
First Claim
Patent Images

1. vanadium titanium vermicular cast iron, be grouped into by following one-tenth by weight percentage:

  • 3.4~

    3.9% carbon, 2.1~

    2.8% silicon, 0.5~

    0.9% manganese, 0.10~

    0.35% vanadium, 0.10~

    0.25% titanium, 0.01~

    0.035% residual magnesium, 0.02~

    0.045% residual rare earth, be no more than 0.1% phosphorus, be no more than 0.07% sulphur, surplus is an iron;

    Wherein, be>

    50% at the content of vanadium titanium vermicular cast iron Medium pearlite, nodulizing rate>

    60%.

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