Flange - Weld Neck, ANSI Class 600, B16.47 Series A (in)

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

Flange - Weld Neck, ANSI Class 600, ASME B16.47 Series A, 1/16" Raised Face (in)

  • Dimensions to ASME B16.47 - Large Diameter Steel Flanges: NPS 26 Through NPS 60 Metric/Inch Standard
  • Bolt circle diameters are 1/8 inch larger than bolt diameter.

data wnf b16.5 400 2500data wnf b16.47

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

(lb)

26 40 29 1/2 4 1/4 * 26 29 7/16 8 3/4 28 2 36 940
28 42 1/4 31 1/2 4 3/8 * 28 31 5/8 9 1/4 28 2 1/8 38 1060
30 44 1/2 33 3/4 4 1/2 * 30 33 15/16 9 3/4 28 2 1/8 40 1/4 1210
32 47 36 4 5/8 * 32 36 1/8 10 1/4 28 2 3/8 42 1/2 1375
34 49 38 4 3/4 * 34 38 5/16 10 5/8 28 2 3/8 44 1/2 1540
36 51 3/4 40 1/4 4 7/8 * 36 40 5/8 11 1/8 28 2 5/8 47 1705
38 50 41 1/2 6 * 38 40 1/4 10 28 2 3/8 45 3/4 1470
40 52 43 3/4 6 1/4 * 40 42 1/4 10 3/8 32 2 3/8 47 3/4 1630
42 55 1/4 46 6 5/8 * 42 44 3/8 11 28 2 5/8 50 1/2 2030
44 57 1/4 48 1/4 6 13/16 * 44 46 1/2 11 3/8 32 2 5/8 52 1/2 2160
46 59 1/2 50 1/4 7 1/16 * 46 48 5/8 11 13/16 32 2 5/8 54 3/4 2410
48 62 3/4 52 1/2 7 7/16 * 48 50 3/4 12 7/16 32 2 7/8 57 1/2 2855
50 65 3/4 54 1/2 7 3/4 * 50 52 7/8 12 15/16 28 3 1/8 60 3330
52 67 3/4 56 1/2 8 * 52 54 7/8 13 1/4 32 3 1/8 62 3560
54 70 58 3/4 8 1/4 * 54 57 13 3/4 32 3 1/8 64 1/4 3920
56 73 60 3/4 8 9/16 * 56 59 1/8 14 1/4 32 3 3/8 66 3/4 4280
58 75 63 8 3/4 * 58 61 1/8 14 9/16 32 3 3/8 68 3/4 4640
60 78 1/2 65 3/4 9 3/16 * 60 63 3/8 15 5/16 28 3 5/8 71 3/4 5000
  • * To be specified by purchaser.