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  1. beavers

    Ring Gauging Shafts Standard

    Hi, Is there a standard (ASME, ISO, etc) describing the allowances required between a ring gauge and the shaft to be measured? I was looking at ISO 286 and ANSI B4.1, but they deal with the system of limits and fits in general. In considering the allowance required, should the geometric...
  2. beavers

    Standard For Ring Gauging Shafts?

    Hi, Is there a standard (ANSI, ISO, etc) describing the allowances required between a ring gauge and the shaft to be measured? I was looking at ISO 286 and ANSI B4.1, but they deal with the system of limits and fits in general. In considering the allowance required, should the geometric...
  3. beavers

    Surface Finish Stylus To Be Used

    Hi, We have to maintain an ISO spec of 20 uinch for the finish on a steel part .5" long, .062" diameter. We had lengthy discussions on the interpretation of this spec. When the steel exhibits minor surface porosity, the measurement is greatly influenced by the type of stylus used on the...
  4. beavers

    Drill geometry for 0.020" dia., 0.250" long hole in brass.

    We have to drill a 0.020" dia., 0.250" long hole in a 0.060" outside diameter brass rod. The final product overall length is 1". Everything is done on a high production screw machine, from 10-feet long rods. What is the best drill geometry, drill type for this application...

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