Flange - Threaded, ANSI Class 2500, B16.5 RTJ (in)

Written by Matt Milbury on . Posted in Threaded Flange Datasheets

Flange - Threaded, ANSI Class 2500, ASME B16.5, 1/16" Ring Type Joint (in) Datasheet

This datasheet is for flanges that have a ring type joint (RTJ) end connection.  Additional in depth information about these kinds of flanges can be found on the Ring Type Joint page.

  • Dimensions and tolerances in accordance with ANSI/ASME B16.5 for sizes 1/2" to 24".
  • ASME B1.20.1 - Pipe Threads, General Purpose, Inch
  • When using carbon steel, forgings to be in accordance with ASTM A105.
  • Flanges are tapped with American National Standard taper pipe threads.
  • Bolt circle diameters are 1/8 inch larger than bolt diameter.

Data thdf rjf b16.5 600 2500Data rtj b16.5 150 2500

Pipe Size

(NPS)

Outside Diameter of Flange

A

Thickness of Flange

C

Diameter of Hub at Base

J

Length of Hub

L

Minimum Thread Length

N

Diameter Bore

S

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 5 1/4 1 3/16 1 11/16 1 9/16 1 1/8 0.93 2 9/16 1 11/16 11/32 1/4 4 7/8 3 1/2
3/4 5 1/2 1 1/4 2 1 11/16 1 1/4 1.14 2 7/8 2 11/32 1/4 4 7/8 3 3/4
1 6 1/4 1 3/8 2 1/4 1 7/8 1 3/8 1.41 3 1/4 2 3/8 11/32 1/4 4 1 4 1/4
1 1/4 7 1/4 1 1/2 2 7/8 2 1/16 1 1/2 1.75 4 2 27/32 15/32 5/16 4 1 1/8 5 1/8
1 1/2 8 1 3/4 3 1/8 2 3/8 1 3/4 1.99 4 1/2 3 1/4 15/32 5/16 4 1 1/4 5 3/4
2 9 1/4 2 3 3/4 2 3/4 2 2.50 5 1/4 4 15/32 5/16 8 1 1/8 6 3/4
2 1/2 10 1/2 2 1/4 4 1/2 3 1/8 2 1/4 3.00 5 7/8 4 3/8 17/32 3/8 8 1 1/4 7 3/4
3 12 2 5/8 5 1/4 3 5/8 2 1/2 3.63 6 5/8 5 17/32 3/8 8 1 3/8 9
3 1/2 - - - - - - - - - - - - -
4 14 3 6 1/2 4 1/4 2 3/4 4.63 8 6 3/16 22/51 7/16 8 1 5/8 10 3/4
5 16 1/2 3 5/8 8 5 1/8 3 5.69 9 1/2 7 1/2 21/32 1/2 8 1 7/8 12 3/4
6 19 4 1/4 9 1/4 6 3 1/4 6.75 11 9 25/32 1/2 8 2 1/8 14 1/2
8 21 3/4 5 12 7 3 3/4 8.75 13 3/8 11 29/32 9/16 12 2 1/8 17 1/4
10 26 1/2 6 1/2 14 3/4 9 4 1/4 10.88 16 3/4 13 1/2 1 3/16 11/16 12 2 5/8 21 1/4
12 30 7 1/4 17 3/8 10 4 3/4 12.94 19 1/2 16 1 5/16 11/16 12 2 7/8 24 3/8