Solid Mech - Mech 2 Mechanics of Materials Formula and Data...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Mech 2 Mechanics of Materials Formula and Data Sheet Some Engineering Material Properties: Property Steel Aluminum Brass Young’s Modulus, E 210 GPa (30 psi x 10 6 ) 70 GPa (10 psi x 10 6 ) 105 GPa (15 psi x 10 6 ) Shear Modulus, G 81 GPa (11.6 psi x 10 6 ) 26 GPa (3.7 psi x 10 6 ) 39 GPa (5.6 psi x 10 6 ) Poisson’s Ratio, ν 0.30 0.33 0.35 Thermal Expansion, α 11x10 -6 /ºC (6x10 -6 º/F) 22x10 -6 /ºC (12x10 -6 º/F) 20x10 -6 /ºC (11x10 -6 º/F) Density, ρ 7850 kg/m 3 (0.28 lb/in 3 ) 2720 kg/m 3 (0.10 lb/in 3 ) 8410 kg/m 3 (0.30 lb/in 3 ) Elastic relationships: T E E E z y x x Δ α + σ ν σ ν σ = ε G τ = γ ) 2(1 E G ν + = ) 2 - 3(1 E K ν = Pinned Trusses: m + r < 2j (mechanism) m + r = 2j (determinate) m + r > 2j (redundant) Thin-Walled Pressure Vessels: 0 t 2 R p t R p : Cylinder r a σ = σ = σ θ 0 t 2 R p : Sphere r a σ = σ = σ θ Shaft Torsion: Beam Bending: Parallel Axis Theorem: L G J T r φ = = τ R E I M Y = = σ 2 0 d A I I(d) + =
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/26/2010 for the course ENGINEERIN MECH221 taught by Professor Wetton during the Spring '10 term at The University of British Columbia.

Page1 / 2

Solid Mech - Mech 2 Mechanics of Materials Formula and Data...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online