ANSI B16.36 Class 400 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 400 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 400 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 | * | 1.315 | 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 | * | 1.660 | 2 1/2 | 2 5/8 | 4 | 3/4 | 3 7/8 | 20 |
1 1/2 | 6 1/8 | 2 7/8 | 1 1/2 | * | 1.900 | 2 3/4 | 2 3/4 | 4 | 7/8 | 4 1/2 | 25 |
2 | 6 1/2 | 3 5/8 | 1 1/2 | * | 2.375 | 3 5/16 | 2 7/8 | 8 | 3/4 | 5 | 27 |
2 1/2 | 7 1/2 | 4 1/8 | 1 1/2 | * | 2.875 | 3 15/16 | 3 1/8 | 8 | 7/8 | 5 7/8 | 35 |
3 | 8 1/4 | 5 | 1 1/2 | * | 3.500 | 4 5/8 | 3 1/4 | 8 | 7/8 | 6 5/8 | 43 |
3 1/2 | – | – | – | – | – | – | – | – | – | – | – |
4 | 10 | 6 3/16 | 1 3/8 | * | 4.500 | 5 3/4 | 3 1/2 | 8 | 1 | 7 7/8 | 82 |
5 | 11 | 7 5/16 | 1 1/2 | * | 5.563 | 7 | 4 | 8 | 1 | 9 1/4 | 101 |
6 | 12 1/2 | 8 1/2 | 1 5/8 | * | 6.625 | 8 1/8 | 4 1/16 | 12 | 1 | 10 5/8 | 136 |
8 | 15 | 10 5/8 | 1 7/8 | * | 8.625 | 10 1/4 | 4 5/8 | 12 | 1 1/8 | 13 | 213 |
10 | 17 1/2 | 12 3/4 | 2 1/8 | * | 10.750 | 12 5/8 | 4 7/8 | 16 | 1 1/4 | 15 1/4 | 309 |
12 | 20 1/2 | 15 | 2 1/4 | * | 12.750 | 14 3/4 | 5 3/8 | 16 | 1 3/8 | 17 3/4 | 429 |
14 | 23 | 16 1/4 | 2 3/8 | * | 14.00 | 16 3/4 | 5 7/8 | 20 | 1 3/8 | 20 1/4 | 554 |
16 | 25 1/2 | 18 1/2 | 2 1/2 | * | 16.00 | 19 | 6 | 20 | 1 1/2 | 22 1/2 | 705 |
18 | 28 | 21 | 2 5/8 | * | 18.00 | 21 | 6 1/2 | 24 | 1 1/2 | 24 3/4 | 863 |
20 | 30 1/2 | 23 | 2 3/4 | * | 20.00 | 23 1/8 | 6 5/8 | 24 | 1 5/8 | 27 | 1066 |
22 | 33 | 25 1/4 | 2 7/8 | * | 22.00 | 25 1/4 | 6 3/4 | 24 | 1 3/4 | 29 1/4 | 1120 |
24 | 36 | 27 1/4 | 3 | * | 24.00 | 27 5/8 | 6 7/8 | 24 | 1 7/8 | 32 | 1555 |
Types of Orifice Flanges Datasheets
- ANSI/ASME B16.36 Class 300 Orifice Flange Datasheet Dimensions (in)
- ANSI/ASME B16.36 Class 400 Orifice Flange Datasheet Dimensions (in)
- ANSI/ASME B16.36 Class 600 Orifice Flange Datasheet Dimensions (in)
- ANSI/ASME B16.36 Class 900 Orifice Flange Datasheet Dimensions (in)
- ANSI/ASME B16.36 Class 1500 Orifice Flange Datasheet Dimensions (in)
- ANSI/ASME B16.36 Class 2500 Orifice Flange Datasheet Dimensions (in)