![]() Keep the construction lines minimum and draw the lines to finished thickness, if possible. Carry the views along together and do not attempt to finish one view before taking up another. Build up the details in each view starting with the most characteristics shape and then proceeding to minor details. Draw centre lines of symmetrical parts like cylinder and centres of circles if visibleħ. Space the views and block out the spaces for the viewsĦ. Make a preliminary measuring and determine the space required for the chosen combination of viewsĥ. Prepare sketches of the required orthographic views from the picture or object or model before scale drawing is startedģ. Study the given pictorial sketch or object carefully following the principles of orthographic projectionĢ. Steps in drawing AutoCAD orthographic views from pictorial views:ġ. The drawings may be annotated, measured and matched and display or conceal lines and objects. AutoCAD Orthographic drawings provide the two-dimensional views of plant 3D models of engineering components, piping systems, valves, machine equipment’s and structural steel.
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