Share Email Facebook Twitter LinkedIn SymbolTypeId.Tf Property Symbol Tf, indicating unit Tonnes force. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.4.0.0 (26.4.0.0) Syntax C# public static ForgeTypeId Tf { get; }Property ValueForgeTypeId See AlsoReferenceSymbolTypeId ClassAutodesk.Revit.DB Namespace