Calculation of the reduction piece
according to EN 13480-3:2002 (D), edition 1 (2002-05)
Input data
Outside diameter of the smaller tube
D
1
mm
Outside diameter of the bigger tube
D
2
mm
Mismatch between the middle lines of the tubes
d
off
mm
Length of the reduction piece cone
l
mm
Inside overpressure
p
bar
Allowable stress of the reduction piece materials
σ
all
N/mm²
Calculate
Results
Wall thickness of the reduction piece
s
mm
Length of the intensification of the smaller tube
l
1
mm
Length of the intensification of the bigger tube
l
2
mm
Maximal cone angle
α
1
°
Minimal cone angle
α
2
°
Attachments
1. Sketch
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