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Recent content by fwz

  1. fwz

    Seeking a cast iron reparation method without welding

    you can find Locotite company/www.loctite.com.cn/
  2. fwz

    How to simulate impact force?

    You forget three formulary F=m*a, H=v2/2*g, v=a*t, v--- speed g¡ªgravity a--acceleration if you let hammer free drop, acceleration of gravity is about 10m/s2, you can use a hammer 1200kg, from nearly 5 meters free drop, it be produce 12 ton impact, but too high so you must change...
  3. fwz

    Allowable, Scratches, Nicks & Dents

    according to FAA you can find manufactuer's maintenance manual,from the referene in check & repair sectin you can settle the problem.

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