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Recent content by mhiggins

  1. mhiggins

    Impact on properties of 316L from additional elements?

    After reviewing a Material Certification from our 316L investment casting supplier, I'm concerned with what appears to be additional elements that are not listed in ASTM-A240 for 316L. The added non-standard elements and their respective concentrations are: Vanadium - .066%, Copper - .258%...
  2. mhiggins

    Permeability rates of plastics.

    I am searching for resources showing the permeability rates of polymers (either web sites or publications). Thank you for your time.

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