12mm 012122LM12(P1.75)"16L 122mm/4.8in Thread pitch:1.75mm 1.75mm M12*1.75 16mm

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.12P: A differential equation encountered in the vibration of beams is d4ydx4=2D where x = distance...
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Question

Draw FBD and determine Stress and Safety Factor of Bicycle Axle (Thru Axel)

 

Specification

Weight of cyclist = 120 kg.

Materials: Aluminum alloy (AL 6061-T6)

Dimension: Length = 122 mm, Diameter = 12 mm, Thread pitch = 1.75 mm, 
Thread Length = 16 mm.

 

12mm
012122LM12(P1.75)"16L
122mm/4.8in
Thread pitch:1.75mm
1.75mm
M12*1.75
16mm
Transcribed Image Text:12mm 012122LM12(P1.75)"16L 122mm/4.8in Thread pitch:1.75mm 1.75mm M12*1.75 16mm
Material and Mechanical properties
Aluminum alloy (AL 6061-T6)
Property
Value
68.9
Elastic modulus (Young's
modulus, E)
Poisson's ratio
0.33
Shear strength
207
Density (p)
2.7
Ultimate tensile strength
310
142
Ultimate compressive
strength
Yield strength
276
23.2
Thermal expansion
coefficient (α)
Thermal conductivity
167
96.5
Fatigue limit (Fatigue
strength, o)
Hardness, Brinell
95
Units
GPa
MPa
g/cm³
MPa
MPa
MPa
(10 /°C)
W/mK
MPa
Transcribed Image Text:Material and Mechanical properties Aluminum alloy (AL 6061-T6) Property Value 68.9 Elastic modulus (Young's modulus, E) Poisson's ratio 0.33 Shear strength 207 Density (p) 2.7 Ultimate tensile strength 310 142 Ultimate compressive strength Yield strength 276 23.2 Thermal expansion coefficient (α) Thermal conductivity 167 96.5 Fatigue limit (Fatigue strength, o) Hardness, Brinell 95 Units GPa MPa g/cm³ MPa MPa MPa (10 /°C) W/mK MPa
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