Plastic pipe material can have a greater expansion coefficient than steel. However they have a lower modulus of elasticity and therefore can absorb expansion by compression.
Sajit
" Even HDPP pipe will expand 1"/100 LFT
over a 50 deg F variation"
... Bruce
Save a tree...please don't print this e-mail unless you really need to. Received on Tue May 13 01:30:00 2008
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