Flange Strength Calculation per WRC Bulletin 538
Please select your preferred unit types.
MPa, mm ksi, in
Ambient Temperature Yield Strength
Flange Outer Diameter
Flange Inner Diameter
Raised or Recessed Face Outer Diameter
Hub Height (Length)
Flange Ring Thickness
Hub Thickness at Shell/Hub Junction
Hub Outer Diameter at Flange Ring Junction
Hub Thickness at Flange Ring Junction
Pipe/Shell Outside Diameter
Pipe/Shell Inside Diameter
Pipe/Shell Wall Thickness
Bolt Circle Diameter (Pitch Circle Diameter)
Number of Bolts
Gasket Sealing Element Inner Diameter
Gasket Sealing Element Outer Diameter
 
Calculate & View Results
MPa, mm ksi, in

Flange Ambient Temperature Yield Strength
SMYS
MPa
Flange Configuration
Flange Type
Flange Facing
Flange Dimensions
Flange Dimensions
A
mm
B
mm
FOD
mm
h
mm
t
mm
g0
mm
X
mm
g1
mm
Pipe / Shell Dimensions
OD/w.t.Input Pipe Outer Diameter and Wall Thickness and Pipe Inner Diameter will be calculated
OD/IDInput Pipe Outer Diameter and Pipe Inner Diameter and Wall Thickness will be calculated
ID/w.t.Input Pipe Inner Diameter and Wall Thickness and Pipe Outer Diameter will be calculated
P OD
mm
P ID
mm
P wt
mm
Bolt Input
Bolt Size
C
mm
Number
Gasket Dimensions
Gasket Sealing Element Dimensions
ID
mm
OD
mm
Calculate & View Results