WeldSym draws welding symbols including Fillet, Plug, Spot, Seam, Square, V, Bevel, U, J, Flare-V, Flare-Bevel, Backing, Surfacing, Flange-Edge and Flange-Corner, including Supplementary Symbols, Contour, Finish, Process, Location, Size, Length and Pitch. WeldSym by CCAD inc. works with AutoCAD r14 through AutoCAD 2011. Does NOT work with AutoCAD LT.

Finishes
None, Chipping
Grinding, Machining, Rolling, Hammering

Processes
None, Carbon-Arc Welding, Cold Welding, Dip Brazing,
Diffusion Welding, Electron Beam Welding, Electroslag Welding,
Furnace Brazing, Explosion Welding,
Flux Cored, Arc Welding, Forge Welding, Friction Welding, Flash Welding,
Gas Metal-Arc Welding, Gas Tungsten-Arc Welding, Induction Brazing,
Infrared Brazing, Induction Brazing, Laser Beam Welding,
Oxyacetylene Welding, Oxyhydrogen Welding, Plasma-Arc Welding,
Percussion Welding, Pressure Gas Welding, Resistance Brazing,
Projection Welding, Resistance-Seam Welding, Resistance-Spot Welding,
Submerged Arc Welding, Shielded Metal-Arc Welding,
Stud Welding, Torch Brazing, Thermit Welding, Ultrasonic Welding
Size/Length/Pitch Specifications

Symbols and leaders are sized by the current annotation scale, to current viewport scale (paper space/model space); or to current dimension scale value.

The license of this software is Free Trial Software, the price is $29.99, you can free download and get a free trial.