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Re: [ATM] Polar moment of inertia for a square tube?

To: "Tom Krajci" <atm@atmlist.net>
Subject: Re: [ATM] Polar moment of inertia for a square tube?
From: Richard <cnc@cncservo.co.uk>
Date: Sat, 3 Dec 2005 13:06:52 +0000
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Reply-To: Richard <cnc@cncservo.co.uk>
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Hi Tom,

Saturday, December 3, 2005, 4:31:03 AM, you wrote:

TK> Polar moment of inertia (resistance to twisting/torsion, not
TK> bending/moments) for a square tube:
TK> a^4/6 - b^4/6
TK> where a is outer width and b is inner width.

TK> Am I correct?

Yes.

-- 

Best regards,
  Richard in the UK

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References:
- [ATM] Polar moment of inertia for a square tube?
  - From: "Tom Krajci" <tom_krajci@tularosa.net>
- Re: [ATM] Polar moment of inertia for a square tube?
  - From: "Tom Krajci" <tom_krajci@tularosa.net>

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