Flange - Blind, ANSI Class 900, B16.47 Series A (in)

Written by Matt Milbury on . Posted in Blind Flange Datasheets

Flange - Blind, ANSI Class 900, ASME B16.47 Series A, 1/16" Raised Face Datasheet

  • 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 b16.5 400 2500data bf b16.47

Pipe Size

(NPS)

Outside

Diameter

of

Flange

A

Diameter

of

RaisedFace

B

Thickness

of

Flange


C

Number

of

Bolt

Holes

Diameter

of

Bolt

Holes

Bolt

Circle

Diameter


P

Approx.

Weight

(lb)

26 42 3/4 29 1/2 3 5/16 20 2 7/8 37 1/2 2570
28 46 31 1/2 6 3/4 20 3 1/8 40 1/4 3180
30 48 1/2 33 3/4 7 3/16 20 3 1/8 42 3/4 3760
32 51 3/4 36 7 5/8 20 3 3/8 45 1/2 4540
34 55 38 8 1/16 20 3 5/8 48 1/4 5430
36 57 1/2 40 1/4 8 7/16 20 3 5/8 50 3/4 6210
38 57 1/2 43 1/4 8 1/2 20 3 5/8 50 3/4 6260
40 59 1/2 45 3/4 8 13/16 24 3 5/8 52 3/4 6940
42 61 1/2 47 3/ 4 9 1/8 24 3 5/8 54 3/4 7680
44 64 7/8 50 9 9/16 24 3 7/8 57 5/8 8950
46 68 1/4 52 1/2 10 1/16 24 4 1/8 60 1/2 10,430
48 70 1/4 54 1/2 10 3/8 24 4 1/8 62 1/2 11,400