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The CTE of Silica depends on it's state. Crystalline Silica has a much higher Coefficient of Thermal Expansion than fused - or glassy silica. Crystalline Silica CTE is dependent on the axis along which a single crystal in mounted. Along the z-axis CTE is as high as 12 x 10^-6 / degree C. Perpendicular to the z-axis CTE is 20 x 10^-6 / degree C (range ambient to 550C). Amorphous Silica CTE is listed as 0.55 x 10^-6 /degree C

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15y ago
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14y ago

For the elemental metals, you can use the link below to see a chart of their coefficients of thermal expansion (CTE). If you are interested in the CTE of various alloys, a link is provided to allow you begin to search. There are hundreds of alloys, and with many of them, the slight difference in formulation leads to only minuscule changes in the CTE.

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Honza Kuchař

Lvl 2
2y ago

Linear expansion coeficient 10.5 to 11.6 parts per million per kelvin. Depends on kind of steel.

Example: 1000.000m steel rod, add 1K of temperature, you get 1000.010m

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Coleman Lesch

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2y ago
great answer, thxxx

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11y ago

It's 8.6x10-6 K-1 (or 4.8 x10-6 oF-1 if you're not using SI).

Source: http://www.wolframalpha.com/input/?i=titanium+thermal+expansion

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13y ago

It is around 4.9 x 10^-6/C at room temperature, depending on grade, but thatis a pretty good number to use.

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11y ago

7-12 X10-6 per K depending on the type of oxide (up to about 600C). At higher temperatures, the coefficient ranges from 12-18X10-6 per K. This is based on a paper published in Japan around 2009.

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14y ago

It's over 9000!

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Q: What is the thermal expansion coefficient for iron oxide?
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Thermal coefficient of expansion cast iron?

10.8 x 10^-6/K


Why thermal conductivity of rusted iron decreases?

Rusted iron is not pure iron; it is an iron oxide.


When a bimetallic bar made of copper and iron strips is heated the bar bends toward the iron strip. The reason for this is?

The copper has a higher thermal expansion coefficient than the iron. The copper wants to get longer relative to the iron so the bar bends away from the iron strip. For example if iron is on top and copper on the bottom the bar bows downward. This seems opposite to your question conclusion


Aluminum metal reacts with aqueous iron(III) oxide to form aqueous aluminum oxide and iron metal. What is the stoichiometric coefficient for aluminum when the chemical equation is balanced using the l?

This reaction is:Al + Fe2O3 = Al2O3 + Fe


Why the diameter of iron rim round a tanga wheel is made slightly smaller?

it is due to thermal expansion


What is the name of the ionic compound FeO?

Iron Oxide Its actually Iron(ii) Oxide there is no such thing as iron oxide.


Is rust an element of iron and oxygen called iron oxide?

Rust is not an element but compounds of iron. The brown oxide of iron is ferrous oxide and the black oxide of iron is ferric oxide.


Is iron oxide a gas?

No, iron oxide is a solid.


What is the formula for iron (III) oxide?

FeO for ferrous oxide, ( iron(II) oxide); Fe2O3 for ferric oxide, (iron(III) oxide) and Fe3O4 for ferrous ferric oxide, (iron (II,III) oxide)


What elements are in iron oxide?

We know that iron (Fe) and oxygen (O) make up iron oxide. (There is more than one oxide of iron, by the way.)


What is the iron II oxide formula?

FeO for ferrous oxide, ( iron(II) oxide); Fe2O3 for ferric oxide, (iron(III) oxide) and Fe3O4 for ferrous ferric oxide, (iron (II,III) oxide)


What is the main compound in rust?

The scientific name for rust is iron oxide. It is made up of the elements iron and oxygen. Turning iron to iron oxide is an example of corrosion.