Flange - Long Weld Neck, ANSI Class 400, ASME B16.5, 1/16" Raised Face (in)

Written by Matt Milbury. Posted in Standard Connection Flange Datasheets

Flange - Long Weld Neck, ANSI Class 400, 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 3 3/4 1 3/8 9/16 0.50 1 1/2 9 4 5/8 2 5/8 5
3/4 4 5/8 1 11/16 5/8 0.75 1 7/8 9 4 3/4 3 1/4 8
1 4 7/8 2 11/16 1.00 2 1/8 9 4 3/4 3 1/2 11
1 1/4 5 1/4 2 1/2 13/16 1.25 2 1/2 9 4 3/4 3 7/8 14
1 1/2 6 1/8 2 7/8 7/8 1.50 2 3/4 9 4 7/8 4 1/2 17
2 6 1/2 3 5/8 1 2.00 3 1/4 9 8 3/4 5 21
2 1/2 7 1/2 4 1/8 1 1/8 2.50 3 15/16 9 8 7/8 5 7/8 29
3 8 1/4 5 1 1/4 3.00 4 5/8 9 8 7/8 6 5/8 38
3 1/2 9 5 1/2 1 3/8 3.50 5 1/4 9 8 1 7 1/4 48
4 10 6 3/16 1 3/8 4.00 5 3/4 12 8 1 7 7/8 67
5 11 7 5/16 1 1/2 5.00 7 12 8 1 9 1/4 90
6 12 1/2 8 1/2 1 5/8 6.00 8 1/8 12 12 1 10 5/8 115
8 15 10 5/8 1 7/8 8.00 10 1/4 12 12 1 1/8 13 140
10 17 1/2 12 3/4 2 1/8 10.00 12 5/8 12 16 1 1/4 15 1/4 230
12 20 1/2 15 2 1/4 12.00 14 3/4 12 16 1 3/8 17 3/4 301
14 23 16 1/4 2 3/8 14.00 16 3/4 12 20 1 3/8 20 1/4 336
16 25 1/2 18 1/2 2 1/2 16.00 19 12 20 1 1/2 22 1/2 416
18 28 21 2 5/8 18.00 21 12 24 1 1/2 24 3/4 481
20 30 1/2 23 2 3/4 20.00 23 1/8 12 24 1 5/8 27 563
22 - - - - - - - - - -
24 36 27 1/4 3 24.00 27 5/8 12 24 1 7/8 32 799