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  • Users: xarka
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  1. xarka

    Treatment to attain Wrench like Surface Toughness?

    I am using 4140 with around 45Rc hardness...this combination shows marks from hammer blows.
  2. xarka

    Treatment to attain Wrench like Surface Toughness?

    Jim, I am open to applying hard coatings if the cost for small lots compares to a standard tool (wrench) heat treatment with comparable surface toughness. I am still looking for the standard in tool heat treatment so that I can price and compare. I thought that the spec. would be common...
  3. xarka

    Treatment to attain Wrench like Surface Toughness?

    Thank you for the info. I was trying to start a new thread to find the basic heat treatment for tools, but yes it is technically part of the old thread. I just have not found an answer and continue to research. Regarding 4320, I will research your recommnedations further...thank you I...
  4. xarka

    Treatment to attain Wrench like Surface Toughness?

    I searched the archives for wrench surface, tool surface, etc. but no info so far...can't seem to find the right keyword
  5. xarka

    Treatment to attain Wrench like Surface Toughness?

    Thank you for the reply. I agree..most tools are forged, but heat treated also...I am trying to learn more about this process and how to specify for custom one of a kind tools machined out of steel. A related question would be...how to attain the surface toughness of a forged wrench on a...
  6. xarka

    Treatment to attain Wrench like Surface Toughness?

    I am working with a machine shop to fabricate a specialized puller. The puller will see its fair share of hammer blows. I noticed that many of my wrenches, pullers, bearing splitters, etc. show very minor signs of wear, but have been abused for many years. I would like the puller to have the...
  7. xarka

    Gear Puller Heat Treatment Specify?

    Thanks for the info... The part is specialized therefore low quantity. The material type is 4140...the part will not be cast or forged. I am familiar with a heat treatment of a puller, involving high temperature then lye salt to temper or harden, but not sure if sufficient....investigating...
  8. xarka

    Gear Puller Heat Treatment Specify?

    Hello...I need to specify the heat treatment, hardness, peening, etc of a basic three prong gear puller with 6 inch 'arms'....I have searched this site and the web and have not found much info. The design will go thru destructive testing, but I am trying to establish an engr. baseline. Several...
  9. xarka

    How to cut miniature tubing burr free?

    How does one machine miniature tubing, say .040 inch OD x .020 ID, without any burrs? Does industry use small cutoff saws or laser? There are many companies offering the service, but wondered if I can achieve the same in my shop without expensive machinery such as a laser. Thank you.

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