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.