Save time and money drawing 2D K-Series Steel Bar Joists in the plan, elevation or section views in seconds, not the usual 10 or 15 minutes for 2D.

Iron Valves 3D allows the user, without having to change the UCS, to easily place valves in various 3D views by selecting one of the toggles on the dialog. Also these valves are realistic looking.

As fast as selecting two points your deck is created as a single polyline based on the steel floor or roof deck type selected. Select deck type, click OK, then select select two points, instant deck.

As fast as selecting two points your deck is created as a single polyline based on the steel floor or roof deck type selected. Select deck type, click OK, then select select two points, instant deck.

CrossOver 3D creates an unlimited number of step-width combinations for Conveyor Crossovers for your 3D models.

A quick and simple method to create concrete pads or slabs for square, rectangular, circular, or multi-sided polygon shapes. Add user defined grout thickness.

Quickly create 3D concrete beams, with chamfer, by selecting two horizontal points. Beams can be square or rectangular with user input width, depth, chamfer, and top of beam elevation.

CMU Factory creates a wide variety of Concrete Masonry Unit Blocks in Plan view with multiple options for each end condition and face conditions. Unlimited CMU selections to create any type CMU.

Bronze Valves 3D allows the user, without having to change the UCS, to easily place valves in various 3D views by selecting one of the toggles on the dialog. Also these valves are realistic looking.

Create shortcuts/bookmark to the xref files and set the properties of xref, so that later these xref's can be attached easily.

Autodesk® AutoCAD® Docs Extension for Autodesk® AutoCAD® 外掛程式可讓您將 CAD 圖面以 PDF 格式直接從 AutoCAD 發佈至 Autodesk Docs 或 Autodesk® BIM 360®。

Bolts2K parametrically creates bolts/nuts/washers in plan or elevation views for easy placement in steel details. Additional module included is Slotted Holes.

Steel2D-CISC creates a variety of Steel Shapes in 2D views, Plan, Section and Elevation views based on CISC database. Create simple or complex shapes made from a single non-segmented polyline.

Steel3D-AISC creates structural steel shapes from the LRFD15 database as a 3D solid and can be placed as a column or beams by selecting multiple lines in 3D model space

Slotted Holes Pro, gives you the tools to add an array of short or long slotted holes, or round holes.

Structural Steel Shapes created as a 2D polyline in Plan, Section, or Elevation views. Shapes are created from the Chinese Steel Database.

SteelPLUS™ Structural Shapes 2D/3D includes W-Shapes, Channels, Single/Double Angles, Square & Rectangular Tubing, Pipes, M, S, HP Shapes and Tees as listed in the AISC / CISC Steel Manual.

Steel2K™ Structural Shapes includes W-Shapes, channels, single/double angles, square & rectangular tubing, pipes, M, S, HP shapes and tees as listed in the Steel Manual.

Steel Stairs 3D easily creates an unlimited variety of Industrial Steel Stairs in 3D solids. The completed stair is made into a block for easy placement and rotation.

Steel2D-DIN creates a variety of Steel Shapes in 2D views, Plan, Section and Elevation views based on DIN database. Create simple or complex shapes made from a single non-segmented polyline.

Steel2D-JIS creates a variety of Steel Shapes in 2D views, Plan, Section and Elevation views based on JIS database. Create simple or complex shapes made from a single non-segmented polyline.

A set of tools to compute and draw the Clothoid spiral curve as a polyline in Autodesk® AutoCAD®.

Poly-U includes 67 kinds of mathematical formulas, gradient curves between curves, influence curve, quadrilateral mapping, curve optimization, associative curve, inner and outer contours, etc.

Some special commands to work with polylines