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Buchanan

Buchanan

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Join Date:

11-21-2012

Last Activity:

03-29-2017 3:05 AM

Likes Given: 234

32 Likes on 16 Posts 

    ABOUT ME

  • Born in South Africa, 7 years in England. the rest in Australiai have beenin a wrkshop all my life . Built 10 or more steam and a couple of hot air engines.
  • Australia
  • engeneer and clock maker

LATEST ACTIVITY

  • Posted in thread: Astro Skeleton clock. on 03-13-2017 at 10:36 PM
    I thought I might post a link to a website showing the build of an astronomical clock for a
    client. I send him regular photos and then he compiles a monthly report, so if it is acceptable
    I will post ...

  • Posted in thread: Drilling and tapping hardened steel on 03-13-2017 at 09:36 AM
    If it is very important I will spark erode the thread in for you. But we need more information.
    What does it hold and what are the stresses and in what direction. Buchanan

  • Posted in thread: Draftsight cad has crashed on 03-01-2017 at 08:34 PM
    Thanks Mark . Mine is up and running again.

  • Posted in thread: Cutting Spur Gears -- A neat technique on 03-01-2017 at 08:24 PM
    The pressure angle is also the angle of the face of the tooth on a straight rack which has
    straight sided teeth.

  • Posted in thread: Drilling and tapping hardened steel on 02-23-2017 at 07:59 PM
    Drill an oversize hole with a sharpened masonry drill.Any old oversize. Press and locktite in a
    soft steel plug and drill and tap the plug. The same kind of idea as Danalot, What does the
    screw hold? ...

  • Posted in thread: Drilling and tapping hardened steel on 02-23-2017 at 10:05 AM
    You could get somebody with an orbiting head on a EDM Machine to spark the thread. You just
    need a copper thread with the correct pitch but smaller diameter. They could also spark the
    hole to start wi...

  • Posted in thread: Quarter Scale Merlin V-12 on 02-07-2017 at 07:32 PM
    Love it Terry. Pipe bending can be a nightmare, your's look beautiful. Buchanan

  • Posted in thread: Quarter Scale Merlin V-12 on 02-02-2017 at 10:44 AM
    Oh dear, what have I started. Terry, keep it like it is. It's your engine. Deryck

  • Posted in thread: Quarter Scale Merlin V-12 on 01-29-2017 at 08:55 PM
    John. If it is true to scale I have absolutely no problem . If not, its Terry's engine and it
    is beautiful.I do not have an in depth knowledge of aircraft engines but I can understand you.
    I just assu...

  • Posted in thread: Quarter Scale Merlin V-12 on 01-27-2017 at 09:18 PM
    Thank you very much, but not the reply I expected.

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