ANSI / ASME B16.36 Class 2500 Weld Neck Orifice Flange Dimensions (RTJ)

ASME B16.36 Class 2500 Weld Neck Orifice Flanges

Nominal Pipe Outside Diameter of Flange
O
Minimum Thickness of Flange
tf
Length Through Hub,
Y
Groove Number Pitch Diameter
P
Groove Depth
E
Groove Width
F
Radius at Bottom
r
Special Oval Ring Weight
W
Diameter of Hub
X
Hub Diameter Beginning of Chamber
A
Bore
B
Diameter of Pressure Connection
TT
Diameter of Bolt Circle Number of Holes Diameter of Holes Diameter of Bolts Length of Studs Bolts

* Use 25.4 as a factor to convert Inches to millimeters.