Reducers (ASME B31.3 par. 304.6 and BPV, Sec. VIII, Div. 1, UG-32(g))
Design conditions
Project name
Design pressure
P = [MPa]
Design temperature
T = [°C]
Material
Name
Basic allowable stress
S = [MPa]
Component geometry
Large end diameter
D1 = [mm]
Small end diameter
D2 = [mm]
Thickness
tnom = [mm]
Length (end-to-end)
H = [mm]
Analysis point
x = [mm]
Diameter at the analysis point
Dx = [mm]
Half apex-angle of the cone
α = [deg.]
Factors/Tolerances
Quality factor
E = [-]
Weld joint factor
W = [-]
Corrosion tolerance
c = [mm]
Manufacturer's thickness tolerance
Mill = [%]
Condition (P/SE ≤ 0.385)
-
Results
Minimum wall thickness
T = [mm]
Pressure design thickness
t(x) = [mm]
Minimum required thickness
tm(x) = [mm]
Condition (T ≥ tm(x))
-
Maximum allowable pressure
MAWP(x) = [MPa]