diff --git a/Electric/TemperatureResistivityCoefficient.cs b/Electric/MaterialTemperatureResistivityCoefficient.cs
similarity index 94%
rename from Electric/TemperatureResistivityCoefficient.cs
rename to Electric/MaterialTemperatureResistivityCoefficient.cs
index 3a5a87e..a3e3bc6 100644
--- a/Electric/TemperatureResistivityCoefficient.cs
+++ b/Electric/MaterialTemperatureResistivityCoefficient.cs
@@ -10,7 +10,7 @@ namespace Calculations.Electric
 	/// <summary>
 	/// Constants of Temperature Coeficients of Resistivity
 	/// </summary>
-	public class TemperatureResistivityCoefficient
+	public class MaterialTemperatureResistivityCoefficient
 	{
 
 		public static decimal Aluminium = 4.9E-3m;