Flange - Orifice, Weld Neck, ANSI Class 300, B16.36 (in)

Written by Matt Milbury on . Posted in Orifice Flange Datasheets

Flange - Orifice, Weld Neck, ANSI Class 300, ASME B16.36, Raised Face (in) Datasheet

  • Dimensions to ASME B16.36 - Orifice Flanges
  • Bolt circle diameters are 1/8 inch larger than bolt diameter.
  • All dimensions except "Thickness of Flange C sizes 1" are the same as a Weld Neck.
  • Approximate weight is based on a orifice flange union which is a set of flanges, plate not included.

data wnf orifice b16.36 300 1data wnf orifice b16.36 300 2data wnf orifice b16.36

Pipe Size

(NPS)

Outside

Diameter

of

Flange

A

Diameter

of

Raised

Face

B

Thickness

of

Flange


C

Diameter

of

Bore


D

Diameter

of Hub

at Weld


H

Diameter

of Hub

at Base


J

Length

of Hub

 


K

Number

of

Bolt

Holes

Diameter

of

Bolt

Holes

Bolt

Circle

Diameter


P

Approx.

Weight

Per

Union

(lb)

1/2 - - - - - - - - - - -
3/4 - - - - - - - - - - -
1 4 7/8 2 1 1/2 1.049 1.315 2 1/8 2 7/16 4 3/4 3 1/2 18
1 1/4 5 1/4 2 1/2 1 1/2 1.380 1.660 2 1/2 2 9/16 4 3/4 3 7/8 20
1 1/2 6 1/8 2 7/8 1 1/2 1.610 1.900 2 3/4 2 11/16 4 7/8 4 1/2 25
2 6 1/2 3 5/8 1 1/2 2.067 2.375 3 5/16 2 3/4 8 3/4 5 27
2 1/2 7 1/2 4 1/8 1 1/2 2.469 2.875 3 15/16 3 8 7/8 5 7/8 35
3 8 1/4 5 1 1/2 3.068 3.500 4 5/8 3 1/8 8 7/8 6 5/8 43
3 1/2 - - - - - - - - - - -
4 10 6 3/16 1 1/2 4.026 4.500 5 3/4 3 3/8 8 7/8 7 7/8 66
5 11 7 5/16 1 1/2 5.047 5.563 7 3 7/8 8 7/8 9 1/4 78
6 12 1/2 8 1/2 1 1/2 6.065 6.625 8 1/8 3 7/8 12 7/8 10 5/8 106
8 15 10 5/8 1 5/8 7.981 8.625 10 1/4 4 3/8 12 1 13 152
10 17 1/2 12 3/4 1 7/8 10.020 10.750 12 5/8 4 5/8 16 1 1/8 15 1/4 216
12 20 1/2 15 2 12.oo 12.750 14 3/4 5 1/8 16 1 1/4 17 3/4 327
14 23 16 1/4 2 1/8 13.25 14.00 16 3/4 5 5/8 20 1 1/4 20 1/4 448
16 25 1/2 18 1/2 2 1/4 15.25 16.00 19 5 3/4 20 1 3/8 22 1/2 596
18 28 21 2 3/8 17.25 18.00 21 6 1/4 24 1 3/8 24 3/4 741
20 30 1/2 23 2 1/2 19.25 20.00 23 1/8 6 3/8 24 1 3/8 27 887
22 33 25 1/4 2 5/8 21.25 22.00 25 1/4 6 1/2 24 1 5/8 29 1/4 1040
24 36 27 1/4 2 3/4 23.25 24.00 27 5/8 6 5/8 24 1 5/8 32 1311