Flange - Blind, ANSI Class 150, B16.47 Series B, 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 30 15/16 28 1 3/4 36 7/8 29 5/16 370
28 32 15/16 30 1 7/8 40 7/8 31 5/16 455
30 34 15/16 32 2 44 7/8 33 5/16 545
32 37 1/16 34 2 1/8 48 7/8 35 7/16 650
34 39 9/16 36 1/4 2 1/42 40 1 37 11/16 785
36 41 5/8 38 1/4 2 5/16 44 1 39 3/4 890
38 44 1/4 40 1/4 2 1/2 40 1 1/8 42 1/8 1090
40 46 1/4 42 1/2 2 5/8 44 1 1/8 44 1/8 1250
42 48 1/4 44 1/2 2 11/16 48 1 1/8 46 1/8 1395
44 50 1/4 46 1/2 2 13/16 52 1 1/8 48 1/8 1580
46 52 13/16 48 5/8 2 15/16 40 1 1/4 50 9/16 1825
48 54 13/16 50 3/4 3 1/16 44 1 1/4 52 9/16 2045
50 56 13/16 52 3/4 3 3/16 48 1 1/4 54 9/16 2285
52 58 13/16 54 3/4 3 5/16 52 1 1/4 56 9/16 2550
54 61 56 3/4 3 7/16 56 1 1/4 58 3/4 2850
56 63 58 3/4 3 9/16 60 1 1/4 60 3/4 3145
58 65 15/16 60 3/4 3 11/16 48 1 3/8 63 7/16 3560
60 67 15/16 63 3 13/16 52 1 3/8 65 7/16 3915