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They have this thing called a Search Engine. Try using it and stop asking inane questions you can find the answer to yourself.
Ron
 

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It used to be X gauge is 1/X of an inch thick but my hand-me-down mechanical engineer's handbook says that the gauge system is now so muddled that it's better to state the actual thickness (in furlongs!:laughing:).
 

· In Loving Memory
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Gauge-US Standard Inches-Manufacturers Standard

30--------.0125-------------.0120
28--------.0156-------------.0149
26--------.0187-------------.0179
24--------.0250-------------.0239
22--------.0312-------------.0299
20--------.0375-------------.0359

etc.

Can't tell you the relationship.

44gauge is .0047"
43gauge is .0049"

11gauge is .1250"
10gauge is .1406"

1 gauge is .2812"
0 gauge is .3125"
 

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You are bored aren't you?
Very good, but bored :thumbsup:
More like I wonder if I can still do this kind of analysis.

Someday I'll have to buy one of those software packages that can fit curves to polynomials or any other equation type.

Think how small [and impractical] the NEC would be if all the tables were reduced to equations. . .

Using DSM-IV you can analyze some people in the same way, reducing them to an equation by which you can predict their present and future behavior. :eek:
You don't want to know the personality problems of the people at the top of governments, believe me.
http://ftp.fas.org/irp/eprint/chavez.pdf
 

· In Loving Memory
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Plotting gauge# vs. the log of (1/thickness in inches) gives a straight line on an Excel graph so it is some sort of reciprocal relationship. It's gauge# =~ 24.4[log(1/thkness)] - 12.2
So whats the inch thickness of a 7/0 gauge.
 

· In Loving Memory
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So it didn't work to tell you how thick in inches a 7 ought guage metal would be?
 

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So it didn't work to tell you how thick in inches a 7 ought guage metal would be?
No, because the numbering system changes to avoid negative gauge numbers, same as the wiring AWG system.
http://en.wikipedia.org/wiki/American_wire_gauge

But if you tell me the thickness of 7/0 I can use the formula to tell you what negative gauge number it "should" have.

Maybe, way early on, they couldn't make thick wires so they put the 0 point at the thickest wire they could make. Then, as the technology improved, they wanted to keep the old system and just patch it by using multiple zeroes to indicate wires thicker than 0.
 
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