Flange - Weld Neck, ANSI Class 300, B16.5 RTJ (in)

Written by Matt Milbury on . Posted in Weld Neck Flange Datasheets

Flange - Weld Neck, ANSI Class 300, ASME B16.5, 1/16" Ring Type Joint (in)

  • Dimensions to ASME B16.5 - Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard
  • Bolt circle diameters are 1/8 inch larger than bolt diameter.

data wnf rjf b16.5 150 400Data rtj b16.5 150 2500data wnf rjf b16.5

Pipe Size

(NPS)

Outside Diameter of Flange

A

Thickness of Flange

C

Diameter of Bore

D

Diameter of Hub at Weld

H

Diameter of Hub at Base

J

Length of Hub

K

Diameter of Raised Face

T

Diameter of Groove

U

Groove Width

W

Groove Depth

X

Number of Bolt Holes

 

Diameter of Bolt Holes

 

Bolt Circle Diameter

P

1/2 3 3/4 1/2 0.622 0.840 1 1/2 2 1/16 2 1 11/32 9/32 7/32 4 5/8 2 5/8
3/4 4 5/8 9/16 0.824 1.050 1 7/8 2 1/4 2 1/2 1 11/16 11/32 1/4 4 3/4 3 1/4
1 4 7/8 5/8 1.049 1.315 2 1/8 2 7/16 2 3/4 2 11/32 1/4 4 3/4 3 1/2
1 1/4 5 1/4 11/16 1.380 1.660 2 1/2 2 9/16 3 1/8 2 3/8 11/32 1/4 4 3/4 3 7/8
1 1/2 6 1/8 3/4 1.610 1.900 2 3/4 2 11/16 3 9/16 2 11/16 11/32 1/4 4 7/8 4 1/2
2 6 1/2 13/16 2.067 2.375 3 5/16 2 3/4 4 1/4 3 1/4 15/32 5/16 8 3/4 5
2 1/2 7 1/2 15/16 2.469 2.875 3 15/16 3 5 4 15/32 5/16 8 7/8 5 7/8
3 8 1/4 1 1/16 3.068 3.500 4 5/8 3 1/8 5 3/4 4 7/8 15/32 5/16 8 7/8 6 5/8
3 1/2 9 1 1/8 3.548 4.00 5 1/4 3 3/16 6 1/4 5 3/16 15/32 5/16 8 7/8 7 1/4
4 10 1 3/16 4.026 4.500 5 3/4 3 3/8 6 7/8 5 7/8 15/32 5/16 8 7/8 7 7/8
5 11 1 5/16 5.047 5.563 7 3 7/8 8 1/4 7 1/8 15/32 5/16 8 7/8 9 1/4
6 12 1/2 1 3/8 6.065 6.625 8 1/8 3 7/8 9 1/2 8 5/16 15/32 5/16 12 7/8 10 5/8
8 15 1 9/16 7.981 8.625 10 1/4 4 3/8 11 7/8 10 5/8 15/32 5/16 12 1 13
10 17 1/2 1 13/16 10.020 10.750 12 5/8 4 5/8 14 12 3/4 15/32 5/16 16 1 1/8 15 1/4
12 20 1/2 1 15/16 12.00 12.750 14 3/4 5 1/8 16 1/4 15 15/32 5/16 16 1 1/4 17 3/4
14 23 2 1/16 13.25 14.00 16 3/4 5 5/8 18 16 1/2 15/32 5/16 20 1 1/4 20 1/4
16 25 1/2 2 3/16 15.25 16.00 19 5 3/4 20 18 1/2 15/32 5/16 20 1 3/8 22 1/2
18 28 2 5/16 17.25 18.00 21 6 1/4 22 5/8 21 15/32 5/16 24 1 3/8 24 3/4
20 30 1/2 2 7/16 19.25 20.00 23 1/8 6 3/8 25 23 17/32 3/8 24 1 3/8 27
22 33 2 9/16 21.25 22.00 25 1/4 6 1/2 27 25 19/32 7/16 24 1 5/8 29 1/4
24 36 2 11/16 23.25 24.00 27 5/8 6 5/8 29 1/2 27 1/4 21/32 7/16 24 1 5/8 32