Stronger than cast flanges, Class 300 Forged Steel Raised Face Slip-On Flanges are rated for high-pressure and high-temperature applications. Dimensions and Tolerances per ASME B16.5. Flanges are painted black for corrosion resistance. Bolt pattern per ANSI Class 300. We stock ASME B16.5 flanges in both domestic (AIS) and import options. Our machine shop can also modify ANSI/ASME flanges to meet your project requirements.
Downloads:
| 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 |
| RFS0050-30 | 0.5 | 3.75 | 0.88 | 2.63 | 0.750 | 4 | 0.563 | 0.880 | 1.500 | 1.375 | 0.188 | 1.4 |
| RFS0075-30 | 0.75 | 4.63 | 1.09 | 3.25 | 0.750 | 4 | 0.625 | 1.000 | 1.875 | 1.688 | 0.188 | 2.45 |
| RFS0100-30 | 1 | 4.88 | 1.36 | 3.50 | 0.750 | 4 | 0.688 | 1.063 | 2.125 | 2.000 | 0.188 | 3.0 |
| RFS0125-30 | 1.25 | 5.25 | 1.70 | 3.88 | 0.750 | 4 | 0.750 | 1.063 | 2.500 | 2.500 | 0.188 | 4.5 |
| RFS0150-30 | 1.5 | 6.13 | 1.95 | 4.50 | 0.875 | 4 | 0.813 | 1.188 | 2.750 | 2.875 | 0.188 | 6.5 |
| RFS0200-30 | 2 | 6.50 | 2.44 | 5.00 | 0.750 | 8 | 0.875 | 1.313 | 3.313 | 3.625 | 0.188 | 7.0 |
| RFS0250-30 | 2.5 | 7.50 | 2.94 | 5.88 | 0.875 | 8 | 1.000 | 1.500 | 3.938 | 4.125 | 0.188 | 10.0 |
| RFS0300-30 | 3 | 8.25 | 3.57 | 6.63 | 0.875 | 8 | 1.125 | 1.688 | 4.625 | 5.000 | 0.188 | 13.0 |
| RFS0350-30 | 3.5 | 9.00 | 3.57 | 7.25 | 0.875 | 8 | 1.188 | 1.750 | 5.250 | 5.500 | 0.188 | 17.0 |
| RFS0400-30 | 4 | 10.00 | 4.57 | 7.88 | 0.875 | 8 | 1.250 | 1.875 | 5.750 | 6.188 | 0.188 | 23.5 |
| RFS0500-30 | 5 | 11.00 | 5.66 | 9.25 | 0.875 | 8 | 1.375 | 2.000 | 7.000 | 7.313 | 0.188 | 29.0 |
| RFS0600-30 | 6 | 12.50 | 6.72 | 10.63 | 0.875 | 12 | 1.438 | 2.063 | 8.125 | 8.500 | 0.250 | 36.0 |
| RFS0800-30 | 8 | 15.00 | 8.72 | 13.00 | 1.000 | 12 | 1.625 | 2.438 | 10.250 | 10.625 | 0.250 | 56.0 |
| RFS1000-30 | 10 | 17.50 | 10.88 | 15.25 | 1.125 | 16 | 1.875 | 2.625 | 12.625 | 12.750 | 0.250 | 77.0 |
| RFS1200-30 | 12 | 20.50 | 12.88 | 17.75 | 1.250 | 16 | 2.000 | 2.875 | 14.750 | 15.000 | 0.313 | 113.0 |
| RFS1400-30 | 14 | 23.00 | 14.14 | 20.25 | 1.250 | 20 | 2.125 | 3.000 | 16.750 | 16.250 | 0.313 | 159.0 |
| RFS1600-30 | 16 | 25.50 | 16.16 | 22.50 | 1.375 | 20 | 2.250 | 3.250 | 19.000 | 18.500 | 0.313 | 210.0 |
| RFS1800-30 | 18 | 28.00 | 18.18 | 24.75 | 1.375 | 24 | 2.375 | 3.500 | 21.000 | 21.000 | 0.313 | 253.0 |
| RFS2000-30 | 20 | 30.50 | 20.20 | 27.00 | 1.375 | 24 | 2.500 | 3.750 | 23.125 | 23.000 | 0.313 | 307.0 |
| RFS2400-30 | 24 | 36.00 | 24.25 | 32.00 | 1.625 | 24 | 2.750 | 4.188 | 27.625 | 27.250 | 0.313 | 490.0 |
