ANSI B16.36 Class 300 Raised Face Orifice Flange RF (in)

ANSI B16.36 Class 300 Raised Face Orifice Flange RF (in)

Orifice Flanges are used with orifice flow meter that is why it called orifice flanges. The purpose of orifice meter is to measure the flow rate of either liquids or gasses that pass through the pipe. At Star Tubes and Fittings we provide best quality ANSI B16.36 Class 300 Raised Face Orifice Flange RF . Orifice plates do not come with the flanges and are sized based on the requirements of the process and also avaloable as per the demand of the client’s. Two jack screws are used to spread the flanges apart in order to change the orifice plate. We provide Raised face Orifice Flanges in all sizes, grades, specification and materials in India.

Raised Face Orifice Flanges are subject to high pressure for critical applications and can be manufactured in various grades. There are different standards of Orifice flanges . We are ANSI B16.36 Class 300 Raised Face Orifice Flanges Manufacturers in India.

Pipe Size(NPS) OutsideDiameter

of

Flange

A

Diameterof

Raised

Face

B

Thicknessof

Flange

C

Diameterof

Bore

D

Diameterof Hub

at Weld

H

Diameterof Hub

at Base

J

Lengthof Hub

 

K

Numberof Bolt

Holes

NBH

Diameterof Bolt

Holes

DBH

BoltCircle

Diameter

P

Approx.Weight

Per

Union

(lb) AW

1/2
3/4
1 4 7/8 2 1 1/2 1.049 1.315 2 1/8 2 7/16 4 3/4 3 1/2 18
1 1/4 5 1/4 2 1/2 1 1/2 1.380 1.660 2 1/2 2 9/16 4 3/4 3 7/8 20
1 1/2 6 1/8 2 7/8 1 1/2 1.610 1.900 2 3/4 2 11/16 4 7/8 4 1/2 25
2 6 1/2 3 5/8 1 1/2 2.067 2.375 3 5/16 2 3/4 8 3/4 5 27
2 1/2 7 1/2 4 1/8 1 1/2 2.469 2.875 3 15/16 3 8 7/8 5 7/8 35
3 8 1/4 5 1 1/2 3.068 3.500 4 5/8 3 1/8 8 7/8 6 5/8 43
3 1/2
4 10 6 3/16 1 1/2 4.026 4.500 5 3/4 3 3/8 8 7/8 7 7/8 66
5 11 7 5/16 1 1/2 5.047 5.563 7 3 7/8 8 7/8 9 1/4 78
6 12 1/2 8 1/2 1 1/2 6.065 6.625 8 1/8 3 7/8 12 7/8 10 5/8 106
8 15 10 5/8 1 5/8 7.981 8.625 10 1/4 4 3/8 12 1 13 152
10 17 1/2 12 3/4 1 7/8 10.020 10.750 12 5/8 4 5/8 16 1 1/8 15 1/4 216
12 20 1/2 15 2 12.00 12.750 14 3/4 5 1/8 16 1 1/4 17 3/4 327
14 23 16 1/4 2 1/8 13.25 14.00 16 3/4 5 5/8 20 1 1/4 20 1/4 448
16 25 1/2 18 1/2 2 1/4 15.25 16.00 19 5 3/4 20 1 3/8 22 1/2 596
18 28 21 2 3/8 17.25 18.00 21 6 1/4 24 1 3/8 24 3/4 741
20 30 1/2 23 2 1/2 19.25 20.00 23 1/8 6 3/8 24 1 3/8 27 887
22 33 25 1/4 2 5/8 21.25 22.00 25 1/4 6 1/2 24 1 5/8 29 1/4 1040
24 36 27 1/4 2 3/4 23.25 24.00 27 5/8 6 5/8 24 1 5/8 32 1311

Types of Orifice Flanges Datasheets