Difference between revisions of "Dictionary:API gravity"

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{{#category_index:A|API gravity}}
 
{{#category_index:A|API gravity}}
 
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A measure of the density of liquid hydrocarbons at standard pressure and temperature derived from the equation:  
 
A measure of the density of liquid hydrocarbons at standard pressure and temperature derived from the equation:  
  
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<center><math>\mathrm{API}\ \mathrm{gravity} = \frac{141.5}{\mathrm{SG}} - 131.5 </math></center>
 
<center><math>\mathrm{API}\ \mathrm{gravity} = \frac{141.5}{\mathrm{SG}} - 131.5 </math></center>
  
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where  
 
where  
  
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<center><math>\mathrm{SG} = \frac{\rho_\mathrm{oil}}{\rho_\mathrm{H_2 O}} </math></center>
 
<center><math>\mathrm{SG} = \frac{\rho_\mathrm{oil}}{\rho_\mathrm{H_2 O}} </math></center>
  
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API gravity is measured in ''degrees API''. 5&deg; to 22&deg; is considered heavy oil; 22&deg; to 31&deg;, medium; greater than 31&deg;, light condensate.
 
API gravity is measured in ''degrees API''. 5&deg; to 22&deg; is considered heavy oil; 22&deg; to 31&deg;, medium; greater than 31&deg;, light condensate.
 
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Latest revision as of 10:00, 4 March 2018

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A measure of the density of liquid hydrocarbons at standard pressure and temperature derived from the equation:

where

API gravity is measured in degrees API. 5° to 22° is considered heavy oil; 22° to 31°, medium; greater than 31°, light condensate.