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Recent content by RCWAHOO

  1. RCWAHOO

    17-4PH

    looking at it all Ed - currently it is machined in the H1150 state.
  2. RCWAHOO

    17-4PH

    Ed, small pie shaped spur gear about 3" pitch diamter. Must meet ASTMB117 salt foy (I know - overkill) and get to about RC30.
  3. RCWAHOO

    17-4PH

    I am researching a low cost design for a spur gear this is currently made from 17-4PH H1150. I see comments that this material should not be used in "very low" temperatures. Where can I find material properties / operating temperatures for 17/4PH? Thanks!
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