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Q: What is compare hardness value between aluminum cu and stainless steel?
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Compare stainless steel on aluminum vs. galvanized steel on aluminum?

galvanised steel is a lot more safer....... if u go by the book.... it is upto 10 times stronger than stainless steel in aluminum


Density of CdS?

According to wikipedia its Mohs hardness is 2.0 and it Brinell hardness is 203 MPa. Compare with aluminum for which the figures are 2.75 and 245 respectively.


How does thermal expansion of steel compare to aluminum?

Aluminum is higher expansion - about 23 ppm/C, whereas steels range from 12ppm/C for alloy steel and carbon steel, 17 ppm/C for stainless 300 austenitic series, and 11 ppm/C for stainless 400 martensitic series


What is the range of hardness found on the chart How does this compare with Moh's hardness scale.?

what type of breakage is more common deavage or fracture


Why are stainless steel usually provided with copper bottoms?

Copper is good conductor of heat as compare to stainless steel. Hence it (Copper) can heat early as compare to stainless steel. Thats why, use of utensils having copper bottoms requires less time for cooking.


How can you compare the hardness of two materials?

by not being stupid and comparing the two items


How would a collector of minerals determine the hardness of an unknown mineral specimen.?

You start by scratching it and seek it's hardness. When you find its hardness, compare it to another mineral with the same hardness. If they look exactly the same, and have the same arrangements of minerals, then they are the exact same mineral.


How would collector of minerals determine the hardness of an unknown mineral specimen?

You start by scratching it and seek it's hardness. When you find its hardness, compare it to another mineral with the same hardness. If they look exactly the same, and have the same arrangements of minerals, then they are the exact same mineral.


Is it true that discovering which two materials can scratch the other is a way to compare the hardness of the materials?

oof


Describe how to find the hardness of unknown mineral?

Minerals are tested for hardness by performing a scratch test. The unknown mineral is scratched with another object that the hardness is known. For example, a unknown mineral may be scratched with a piece of metal to compare the resistance.


Compare conductivity of iron copper and aluminum in terms of electricity.?

When compared by volume, copper is best, then aluminum and finally iron. When compared by weight, aluminum is better than copper. You have to compare by volume because aluminum is so much lighter than copper, an aluminum wire that weighed the same as a copper wire would be much bigger and harder to work with.


How the density of a large piece of aluminum compare to a small piece?

The same.