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lukas86
Aug29-08, 04:58 PM
I was wondering if anyone knew of links to different websites that stated the coefficients of resistance for different metals.

Mainly copper, and steel equipment. I am working in a mill and my supervisor asked me to find out these values. There is copper cable running as ground and conductors, and steel equipment which connect to a ground buss which inturn eventually meets up with the grounding cable conductors.

Basically I am looking for general values, and since the resistance for steel varies due to different types of steels, a range or approximate value would help me out.

Thanks.

berkeman
Aug29-08, 11:13 PM
The keyword for a search is "resistivity". Here is a wikipedia entry that should get you started:

http://en.wikipedia.org/wiki/Resistivity

.

lukas86
Sep2-08, 05:09 PM
Thanks, shortly after I posted this I continued my search and found after typing in 'resistivity' I found mostly what I needed. Thanks berkeman.