Rectangular tubes subject inside pressure and external forces
according to TRD 320 and EN 12952-3 § 9.3
Input data
Outer width of tube
B
mm
Outer height of tube
H
mm
Tube wall thickness
S
mm
Inside corner radius
R
i
mm
Allowable stress
S
m
N/mm²
Inside pressure
p
bar
x
y
z
External forces
F
xyz
kN
External moments
M
xyz
kN·m
Calculate
Stresses after design codes
Stress efficiencies
acc. to TRD 320
at the corner
N/mm²
at the middle of side face
N/mm²
acc. to EN 12952-3 § 9.3
at the corner
N/mm²
at the middle of side face
N/mm²
acc. to German rules
at the corner
N/mm²
Analytical calculated stresses
Stress efficiencies
membrane
at the corner
N/mm²
at the middle of side face
N/mm²
membrane+bending
at the corner
N/mm²
at the middle of side face
N/mm²
Sketchs
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