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  • Users: hammaad
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  1. hammaad

    Identify Metals

    1-find a match standard (a ket of peicecs in a box). then you can rub the surface of material and try to find by matching it with match standard. 2-for a specific material spectograhy is a modern method. (NDT).
  2. hammaad

    Surface smoothness achievable by grinding/machining.

    i think that with simple grinding machine 5 micron surface roughness could be achieveable.

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