Wikidata:Property proposal/linear thermal expansion coefficient
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linear thermal expansion coefficient
[edit]Originally proposed at Wikidata:Property proposal/Natural science
| Description | measures the fractional change in size per degree change in temperature at a constant pressure |
|---|---|
| Represents | material (Q214609) > mechanical property (Q5725005) > coefficient of thermal expansion (Q45760) |
| Data type | Quantity |
| Template parameter | This proprety request is part of the project of creating an infobox for materials. |
| Domain | Physical and mechanical property of stainless steel (Q172587). |
| Allowed values | Any number. Mandatory qualifier : phase of matter (P515) |
| Allowed units | micrometre per metre kelvin (Q56025776) µm/(m.K) , 10-6 K-1 |
| Example 1 | aluminium (Q663) → 23 |
| Example 2 | brass (Q39782) → 19 |
| Example 3 | diamond (Q5283) → 1 |
| Example 4 | invar (Q898215) → 1.2 |
| Source | w:Thermal_expansion#Coefficient_of_thermal_expansion |
| Planned use | Creating an infobox for materials |
Motivation
This is part of the project of creating an infobox for materials. Linear thermal expansion coefficient is a base data that is needed, i.e, for mecanical devices operating in a wide range of temperatures. --Thibdx (talk) 14:31, 8 August 2018 (UTC)
Discussion
Support ArthurPSmith (talk) 17:31, 8 August 2018 (UTC)- Support David (talk) 09:09, 9 August 2018 (UTC)
@Thibdx, ديفيد عادل وهبة خليل 2, ArthurPSmith: 
Done: linear thermal expansion coefficient (P5672). − Pintoch (talk) 09:20, 19 August 2018 (UTC)