Fillet Weld Strength Calculator — transverse and longitudinal loading, throat and leg size design, AWS D1.1 directional strength increase. Includes fatigue design guidance and 8 FAQ.
Weld Strength Calculator — butt and fillet weld design using AWS D1.1 allowable stress. Includes throat area, effective length, and base metal check with 8 FAQ.
Rivet Joint Strength Calculator — shear, bearing, and tear-out failure modes for single and double shear lap joints. Includes pattern efficiency and edge distance analysis.
Thread Shear & Stripping Calculator — internal and external thread strength, engagement length, and bolt vs thread failure mode prediction for metric and UN threads.
Key & Keyway Stress Calculator — shear stress, crushing stress, and safety factor for parallel keys, Woodruff keys, and tapered keys. Includes worked example and 8 FAQ.
Shaft Deflection Calculator — beam deflection, slope, and stiffness for simply supported, cantilever, and overhung shafts. Includes worked examples and 8 FAQ.
Shaft Stress Calculator — bending, torsional, and von Mises combined stress for rotating shafts. Includes formula explanation, common mistakes, and 8 FAQ.