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These Class 150 Forged Steel Raised Face Flanges comply with ANSI B16.5 and ASTM A-105 standards, are stronger than cast flanges, and are more resistant to wear and tear, especially when used in high pressure or high temperature applications.
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| API Part Number | Size | O.D. | I.D. | Ø B.H.C. | Ø B.H. | # B.H. | THK 1 | THK 2 | H.D. | Ø RF | RH (RAD) | Weight Lbs |
| RFS0050 | 0.5 | 3.50 | 0.88 | 2.38 | 0.630 | 4 | 0.440 | 0.630 | 1.190 | 1.375 | 0.188 | 1.2 |
| RFS0075 | 0.75 | 3.88 | 1.09 | 2.75 | 0.630 | 4 | 0.500 | 0.630 | 1.500 | 1.688 | 0.188 | 1.6 |
| RFS0100 | 1 | 4.25 | 1.36 | 3.13 | 0.630 | 4 | 0.563 | 0.690 | 1.940 | 2.000 | 0.188 | 2.0 |
| RFS0125 | 1.25 | 4.63 | 1.70 | 3.50 | 0.630 | 4 | 0.630 | 0.813 | 2.313 | 2.500 | 0.188 | 3.0 |
| RFS0150 | 1.5 | 5.00 | 1.95 | 3.88 | 0.630 | 4 | 0.690 | 0.880 | 2.563 | 2.875 | 0.188 | 3.0 |
| RFS0200 | 2 | 6.00 | 2.44 | 4.75 | 0.750 | 4 | 0.750 | 1.000 | 3.063 | 3.625 | 0.188 | 5.0 |
| RFS0250 | 2.5 | 7.00 | 2.94 | 5.50 | 0.750 | 4 | 0.880 | 1.130 | 3.563 | 4.125 | 0.188 | 8.0 |
| RFS0300 | 3 | 7.50 | 3.57 | 6.00 | 0.750 | 4 | 0.940 | 1.190 | 4.250 | 5.000 | 0.188 | 9.0 |
| RFS0350 | 3.5 | 8.50 | 4.07 | 7.00 | 0.750 | 8 | 0.940 | 1.250 | 4.810 | 5.500 | 0.188 | 10.5 |
| RFS0400 | 4 | 9.00 | 4.57 | 7.50 | 0.750 | 8 | 0.940 | 1.313 | 5.312 | 6.188 | 0.188 | 13.0 |
| RFS0500 | 5 | 10.00 | 5.66 | 8.50 | 0.875 | 8 | 0.940 | 1.440 | 6.440 | 7.313 | 0.188 | 15.0 |
| RFS0600 | 6 | 11.00 | 6.72 | 9.50 | 0.875 | 8 | 1.000 | 1.563 | 7.563 | 8.500 | 0.250 | 17.0 |
| RFS0800 | 8 | 13.50 | 8.72 | 11.75 | 0.875 | 8 | 1.130 | 1.750 | 9.690 | 10.625 | 0.250 | 28.0 |
| RFS1000 | 10 | 16.00 | 10.88 | 14.25 | 1.000 | 12 | 1.190 | 1.940 | 12.000 | 12.750 | 0.250 | 40.0 |
| RFS1200 | 12 | 19.00 | 12.88 | 17.00 | 1.000 | 12 | 1.250 | 2.190 | 14.380 | 15.000 | 0.3125 | 61.0 |
| RFS1400 | 14 | 21.00 | 14.14 | 18.75 | 1.125 | 12 | 1.380 | 2.250 | 15.750 | 16.250 | 0.3125 | 83.0 |
| RFS1600 | 16 | 23.50 | 16.16 | 21.25 | 1.125 | 16 | 1.440 | 2.500 | 18.000 | 18.500 | 0.3125 | 106.0 |
| RFS1800 | 18 | 25.00 | 18.18 | 22.75 | 1.250 | 16 | 1.563 | 2.690 | 19.880 | 21.000 | 0.3125 | 109.0 |
| RFS2000 | 20 | 27.50 | 20.20 | 25.00 | 1.250 | 20 | 1.690 | 2.880 | 22.000 | 23.000 | 0.3125 | 148.0 |
| RFS2200 | 22 | 29.50 | 22.22 | 27.25 | 1.375 | 20 | 1.840 | 3.130 | 24.250 | 25.250 | 0.3125 | 185.0 |
| RFS2400 | 24 | 32.00 | 24.25 | 29.50 | 1.375 | 20 | 1.880 | 3.250 | 26.130 | 27.250 | 0.3125 | 204.0 |
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