STREMA

Allowable Stress (Normal & Shear)

Axial Stress

Unit: N/mm or MPa

Axial Strain

Unit: mm/mm

Modulus of Elasticity

Unit: MPa

Deformation

Unit: mm

Simple Shear Stress

Simple Shear Strain

Modulus of Rigidity / Shear Modulus

Shear Deformation

Single Shear

Double Shear

Torsional Shear Stress

Torsional Shear Strain

Modulus of Rigidity

Angle of Twist

Polar Moment of Inertia

Polar Moment of Inertia for Solid Circular Shaft

Polar Moment of Inertia for Hollow Circular Shaft

Helical Spring Max Shear Stress

Helical Spring Deformation / Deflection

Helical Spring Max Shear Stress (A.M. WAHL’S FORMULA)

used for heavy springs

Cylindrical Pressure Vessel - Tangential Stress

also called hoop stress, girth stress, circumferential stress.

Cylindrical Pressure Vessel - Longitudinal / Axial Stress

Spherical Pressure Vessel - Tangential Stress

Cylindrical Pressure Vessel - Tangential Stress (with external pressure)

Thermal Deformation (Free End)

Thermal Deformation (with Unyielding Support)

Max. Shear & Moment

General Flexural Stress

Max. Flexural Stress

Max. Flexural Shear Stress

Q

Ay

Fb(max) - Rectangle

Fb(max) - Circle

Fb(max) - Triangle

Fv(max) - Rectangle

Fv(max) - Circle

Fv(max) - Triangle

Max. Flexural Shear Stress - for Hollow Section

Common Units

Spacimh of Shear Connectors

Elongation (Hooke’s Law)

How to solve for deformation + Compatibility Equation.

Different Types of Deformation

Glued Inclined Plane

Ductility

Malleability