Flange - Long Weld Neck, ANSI Class 900, ASME B16.5, 1/16" Raised Face (in)

Written by Matt Milbury. Posted in Standard Connection Flange Datasheets

Flange - Long Weld Neck, ANSI Class 900, ASME B16.5, 1/16" Raised Face (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.
  • Connection complies with ASME BPVC Section II, Section VIII Division 1 and ASTM A105.
  • Angle "AA" is 30° per Section VIII Division 1.
  • Angle "AA" is 45° per Section VIII Division 2.

data std conn lwf b16.5 400 2500data std conn

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 Base


J

Length

of

Hub


K

Nunber

of

Bolt

Holes

Diamete

of

Bolt

Holes

Bolt

Circle

Diameter


P

Approx.

Weight

1/2 4 3/4 1 3/8 7/8 0.50 1 9/16 9 4 7/8 3 1/4 8
3/4 5 1/8 1 11/16 1 0.75 1 13/16 9 4 7/8 3 1/2 10
1 5 7/8 2 1 1/8 1.00 2 1/16 9 4 1 4 15
1 1/4 6 1/4 2 1/2 1 1/8 1.25 2 1/2 9 4 1 4 3/8 18
1 1/2 7 2 7/8 1 1/4 1.50 2 3/4 9 4 1 1/8 4 7/8 23
2 8 1/2 3 5/8 1 1/2 2.00 4 1/8 9 8 1 6 1/2 44
2 1/2 9 5/8 4 1/8 1 5/8 2.50 4 7/8 12 8 1 1/8 7 1/2 72
3 9 1/2 5 1 1/2 3.00 5 12 8 1 7 1/2 65
3 1/2 - - - - - - - - - -
4 11 1/2 6 3/16 1 3/4 4.00 6 1/4 12 8 1 1/4 9 1/4 98
5 13 3/4 7 5/16 2 5.00 7 1/2 12 8 1 3/8 11 143
6 15 8 1/2 2 3/16 6.00 9 1/4 12 12 1 1/4 12 1/2 199
8 18 1/2 10 5/8 2 1/2 8.00 11 3/4 12 12 1 1/2 15 1/2 310
10 21 1/2 12 3/4 2 3/4 10.00 14 1/2 12 16 1 1/2 18 1/2 385
12 24 15 3 1/8 12.00 16 1/2 12 20 1 1/2 21 667
14 25 1/4 16 1/4 3 3/8 14.00 17 3/4 16 20 1 5/8 22 558
16 27 3/4 18 1/2 3 1/2 16.00 20 16 20 1 3/4 24 1/4 670
18 31 21 4 18.00 22 1/4 16 20 2 27 949
20 33 3/4 23 4 1/4 20.00 24 1/2 16 20 2 1/8 29 1/2 1040
22 - - - - - - - - - -
24 41 27 1/4 5 1/2 24.00 29 1/2 16 20 2 5/8 35 1/2 1775