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  • Users: robhanson
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  1. robhanson

    Exchanger Tube Thickness and HTC

    Hi All, I'm replacing a tube bundle in shell and tube exchanger which has cracked with a new, slightly thicker one. The old tubes were 1.2mm thick, new 1.6mm. I'm wondering (and can't seem to find anywhere) how much this will affect heat transfer. Looking at Fourier's Law for conductive heat...
  2. robhanson

    API 520 or BS2519?

    Hi, I've just been doing some bursting disc calculations and seem to be getting different answers depending on whether I use API520 (2008 edition) or BS2519:1990. The value I'm getting with API is around 10-20 times greater than the BS one (there is the factor of 17.9 which would appear to be...

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