This version of the plug-in is the “ASME” edition, which is based on the ASME (American Society of Mechanical Engineers) standard. 3DPiping plug-in provides you with a CAD library of over 3,900 3D piping blocks for modeling even the complex piping systems in 3D. 3DPiping (ASME) plug-in for Autodesk® AutoCAD® has been designed by piping engineers, for their fellow piping designers and CAD drafters.