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  • Users: NHATLEY6
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  1. NHATLEY6

    Leaded Bronze Porosity,Unequal Lead Dispersion Help!

    Hello, We heat a leaded bronze to 1800 F it cools we then temper it at 725 F. Every once in a while we have a batch that has very bad lead distribution as well as voids. The guys in the shop say it always happens in the spring. Could barometric pressure or humidity play a role in the dispersion...
  2. NHATLEY6

    can and how do you import a scanned image into pro e to create a vector file.

    Hello, I am trying to trace the outline of quite a few things and i need to scan them and import into pro e as to have them laser cut. Does anyone know how to do it if its even possible? Thank you for your time.
  3. NHATLEY6

    Broach Tool Life

    Hello, We are creating a spline with a pull through broach and a tolerence of .001 in spinodal bronze. The broach will do the job for around 20 to 30 parts then it out of range. My main question is should we be completely submerging the part and tool or is cutting oil flow over the top of the...
  4. NHATLEY6

    Affect of LN2 Bath on Microstructure of Nitrided Stainless Steel

    Hello, I am working on a project that currently uses a LN2 bath to chill shafts for an interfearence fit. The shafts are made out of 15-5 stainless steel and need a core temperautre of -60 F to assemble with the outside component. The question I have is the shock on the steel and its affects on...
  5. NHATLEY6

    Affect of LN2 bath on nitrided 15-15 stainless steel

    Hello, I am working on a project that currently uses a LN2 bath to chill shafts for an interfearence fit. The shafts are made out of 15-5 stainless steel and need a core temperautre of -60 F to assemble with the outside component. The question I have is the shock on the steel and its affects on...

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