ANSI B16.5 Class 300 Raised Face Expender Flange RF (in)
India’s Most Experienced Manufacturers,Suppliers and Exporter of Expander Flanges. ANSI B16.5 Class 300 Raised Face Expender Flange RF similar to a weld neck flange but with the hub expanding to a larger size. If you have less space or just need to connect to a larger pipe size, it provides a easy way for the equipment, pumps and valves. It can replace the use of a flange and reducer. We provide Raised Fcae Exapander Flanges in all sizes, grades, specification and materials in India.
Pressure ratings and dimensions in Expander Flanges are in accordance with ANSI/ASME B16.5. There are different standards of Expander flanges provided as per our client’s requirements . We are ANSI B16.5 Class 300 Raised Face Expender Flange RF.
| Pipe Size(NPS) | OutsideDiameter
of Flange A |
Diameterof
Raised Face B |
Thicknessof
Flange C |
Diameterof
Bore D |
Diameterof
Bore D2 |
Diameterof Hub
at Weld H |
Diameterof Hub
at Base J |
Lengthof
Hub K |
CompoundTaper
CT |
Slopeat
Bevel SB |
Numberof
Bolt Holes |
Diameterof
Bolt Holes |
BoltCircle
Diameter P |
Approx.Weight
(lb) |
DesignType |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 x 3 | 6 1/2 | 3 5/8 | 7/8 | 2.067 | 3.068 | 2.375 | 3 5/16 | 2 3/4 | – | 15° | 8 | 3/4 | 5 | 9 | A |
| 2 x 4 | 6 1/2 | 3 5/8 | 7/8 | 2.067 | 4.026 | 2.375 | 3 5/16 | 2 3/4 | 1/2 | 29° * | 8 | 3/4 | 5 | 9 | C |
| 3 x 4 | 8 1/4 | 5 | 1 1/8 | 3.068 | 4.026 | 3.500 | 4 5/8 | 3 1/8 | – | 13° | 8 | 7/8 | 6 5/8 | 15 | D |
| 4 x 6 | 10 | 6 3/16 | 1 1/4 | 4.026 | 6.065 | 4.500 | 5 3/4 | 3 3/8 | 1/2 | 30° * | 8 | 7/8 | 7 7/8 | 25 | C |
| 6 x 8 | 12 1/2 | 8 1/2 | 1 7/16 | 6.065 | 7.981 | 6.625 | 8 1/8 | 3 7/8 | 1/2 | 22° * | 12 | 7/8 | 10 5/8 | 42 | B |
| 8 x 10 | 15 | 10 5/8 | 1 5/8 | 7.981 | 10.020 | 8.625 | 10 1/4 | 4 3/8 | – | 20° | 12 | 1 | 13 | 67 | A |
| 10 x 12 | 17 1/2 | 12 3/4 | 1 7/8 | 10.020 | 12.000 | 10.750 | 12 5/8 | 4 5/8 | – | 20° | 16 | 1 1/8 | 15 1/4 | 91 | A |
| 12 x 14 | 20 1/2 | 15 | 2 | 12.000 | 13.250 | 12.750 | 14 3/4 | 5 1/8 | – | 11° | 16 | 1 1/4 | 17 3/4 | 138 | D |
| 14 x 16 | 23 | 16 1/4 | 2 1/8 | 13.250 | 15.250 | 14.000 | 16 3/4 | 5 5/8 | – | 16° | 20 | 1 1/4 | 20 1/4 | 186 | D |
| 16 x 18 | 25 1/2 | 18 1/2 | 2 1/4 | 15.250 | 17.250 | 16.000 | 19 | 5 3/4 | – | 16° | 20 | 1 3/8 | 22 1/2 | 246 | D |
| 18 x 20 | 28 | 21 | 2 3/8 | 17.250 | 19.250 | 18.000 | 21 | 6 1/4 | – | 14° | 24 | 1 3/8 | 24 3/4 | 305 | D |
| 20 x 24 | 30 1/2 | 23 | 2 1/2 | 19.250 | 23.250 | 20.000 | 23 1/8 | 6 3/8 | 5/8 | 29° * | 24 | 1 3/8 | 27 | 378 | B |
| 24 x 30 | 36 | 27 1/4 | 2 3/4 | 23.250 | 29.250 | 24.000 | 27 5/8 | 6 5/8 | 3/4 | 30° * | 24 | 1 5/8 | 32 |