Flange - Blind, ANSI Class 150, B16.47 Series A, RF (in)

on . Posted in Blind Flange Datasheets

  • Dimensions per 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 bf b16.5 150 300data bf b16.47

Pipe Size

(NPS)

Outside Diameter of Flange

A

Diameter of Raised Face

B

Thickness of Flange

C

Number of Bolt Holes

 

Diameter of Bolt Holes

 

Bolt Circle Diameter

P

Approx Weight

(lb)

26 34 1/4 29 1/2 2 11/16 24 1 3/8 31 3/4 702
28 36 1/2 31 1/2 2 13/16 28 1 3/8 34 833
30 38 3/4 33 3/4 2 15/16 28 1 3/8 36 982
32 41 3/4 36 3 3/16 28 1 5/8 38 1/2 1237
34 43 3/4 38 3 1/4 32 1 5/8 40 1/2 1384
36 46 40 1/4 3 9/16 32 1 5/8 42 3/4 1676
38 48 3/4 42 1/4 3 7/16 32 1 5/8 45 1/4 1819
40 50 3/7 44 1/4 3 9/16 36 1 5/8 47 1/4 2040
42 53 47 3 13/16 36 1 5/8 49 1/2 2381
44 55 1/4 49 4 40 1 5/8 51 3/4 2717
46 57 1/4 51 4 1/16 40 1 5/8 53 1/4 2961
48 59 1/2 53 1/2 10 1/4 44 1 5/8 56 3348
50 61 3/4 55 1/2 4 3/8 44 1 7/8 58 1/4 3716
52 64 57 1/2 4 9/16 44 1 7/8 60 1/2 4156
54 66 1/4 59 1/2 4 3/4 44 1 7/8 62 3/4 4639
56 68 3/4 62 4 7/8 48 1 7/8 65 5132
58 71 64 5 1/16 48 1 7/8 67 1/4 5675
60 73 66 5 3/16 52 1 7/8 69 1/4 6154