Mechanics of Materials Automatic Calculation
Beam deflection
Twist deflection
Compression Pull
Snap-fit
Bolt fastening
Fitting
Material Mechanics
Automatic Calculation
Beam
deflection
Twist
deflection
Compression
Pull
Snap-fit
Bolt fastening
Fitting
Fitting
Parameter input
Shaft
Hole
unit
Dimension
Nominal diameter
A =
mm
Tolerance
(+)
(-)
----
f6
f7
f8
g5
g6
h5
h6
h7
h8
h9
js5
js6
js7
k5
k6
m5
m6
----
F6
F7
F8
G5
G6
H5
H6
H7
H8
H9
JS5
JS6
JS7
K5
K6
M5
M6
Tightening allowance
δ =
～
Shaft inner diameter
Hole outer diameter
d=
D=
Fitting length
L=
material properties
material
------
SPCC (Cold-rolled mild steel plate)
SS400 (Rolled steel for general structure)
S45C (Carbon steel for machine part)
SUS304 (stainless)
SCM435 (Chromium-molybdenum steel)
A2017 (Aluminum alloy/duralumin)
A2024 (Aluminum alloy/Super duralumin)
A5052 (Aluminum alloy)
A6061 (Aluminum alloy)
A7075 (Ultra super duralumin)
Ti-6Al-4V (Titanium alloy)
AZ91D (Magnesium alloy)
C2801 (Brass)
PP (Polypropylene)
ABS
PC (Polycarbonate)
PA66 (Nylon66)
POM (Polyacetal)
PMMA (Acrylic)
PEEK (Polyetheretherketone)
PLA (Polylactic acid)
PTFE (Teflon)
Japanese cedar
Cypress
Zelkova
------
SPCC (Cold-rolled mild steel plate)
SS400 (Rolled steel for general structure)
S45C (Carbon steel for machine part)
SUS304 (stainless)
SCM435 (Chromium-molybdenum steel)
A2017 (Aluminum alloy/duralumin)
A2024 (Aluminum alloy/Super duralumin)
A5052 (Aluminum alloy)
A6061 (Aluminum alloy)
A7075 (Ultra super duralumin)
Ti-6Al-4V (Titanium alloy)
AZ91D (Magnesium alloy)
C2801 (Brass)
PP (Polypropylene)
ABS
PC (Polycarbonate)
PA66 (Nylon66)
POM (Polyacetal)
PMMA (Acrylic)
PEEK (Polyetheretherketone)
PLA (Polylactic acid)
PTFE (Teflon)
Japanese cedar
Cypress
Zelkova
Young's modulus
MPa
Poisson's ratio
Linear expansion coefficient
10
-6
/℃
Yield stress
MPa
shear
Yield stress
Environment
Temperature
(*)
℃
Friction coefficient
μ =
Applied torque
T
in
=
Nm
Result
Required insertion force and Slipping torque
Tightening allowance δ
minimum
maximum
unit
Required insertion forceF
N
Slip torqueT
s
Nm
Safety factor T
s
/T
in
stress and safety factor
at maximum tightening allowance
Shaft
Hole
unit
Stress
Compression/Tension
MPa
Shear
Safty factor
Compression/Tension
Shear
(*)
reference temperature of 20℃