Carbon Fiber Material was Added

StructureHelperLogics/Models/Materials/IElasticMaterial.cs

@@ -1,4 +1,5 @@
-using System;
+using StructureHelperCommon.Models.Materials.Libraries;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -11,5 +12,6 @@ namespace StructureHelperLogics.Models.Materials
         double Modulus { get; set; }
         double CompressiveStrength { get; set; }
         double TensileStrength { get; set; }
+        List<IMaterialSafetyFactor> SafetyFactors { get; }
     }
 }