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

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data bf b16.5 400 2500data bf b16.47

 

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

  • 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.
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 40 29 1/2 4 15/16 28 2 36 1760
28 42 1/4 31 1/2 5 3/16 28 2 1/8 38 2060
30 44 1/2 33 3/4 5 1/2 28 2 1/8 40 1/4 2420
32 47 36 5 13/16 28 2 3/8 42 1/2 2860
34 49 38 6 1/16 28 2 3/8 44 1/2 3240
36 51 3/4 40 1/4 6 3/8 28 2 5/8 47 3800
38 50 41 1/2 6 1/8 28 2 3/8 45 3/4 3400
40 52 43 3/4 6 3/8 32 2 3/8 47 3/4 3840
42 55 1/4 46 6 3/4 28 2 5/8 50 1/2 4590
44 57 1/4 48 1/4 7 32 2 5/8 52 1/2 5110
46 59 1/2 50 1/4 7 5/16 32 2 5/8 54 3/4 5760
48 62 3/4 52 1/2 7 11/16 32 2 7/8 57 1/2 6740
50 65 3/4 54 1/2 8 28 3 1/8 60 7700
52 67 3/4 56 1/2 8 1/4 32 3 1/8 62 8430
54 70 58 3/4 8 9/16 32 3 1/8 64 1/4 9330
56 73 60 3/4 8 7/8 32 3 3/8 66 3/4 10,530
58 75 63 9 1/8 32 3 3/8 68 3/4 11,410
60 78 1/2 65 3/4 9 9/16 28 3 5/8 71 3/4 13,110

 

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