ASME B16.47 Series A — Plate & blind flange — Class 300
ASME B16.47 Series A Plate & blind flange — Class 300 — 18 sizes.
| Size (NB) | Outside dia (OD) (mm) | PCD (mm) | No. of holes | Hole dia (mm) | RF dia (mm) | RF height (mm) | Bore / ID (plate) (mm) | Thickness — plate RF (mm) | Thickness — plate FF (mm) | Thickness — blind RF (mm) | Thickness — blind FF (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 650 | 970 | 876.3 | 28 | 44.5 | 749 | 2 | 663.4 | 77.8 | 75.8 | 82.6 | 80.6 |
| 700 | 1035 | 939.8 | 28 | 44.5 | 800 | 2 | 714.2 | 84.2 | 82.2 | 88.9 | 86.9 |
| 750 | 1090 | 997 | 28 | 47.6 | 857 | 2 | 765 | 90.5 | 88.5 | 93.7 | 91.7 |
| 800 | 1150 | 1054.1 | 28 | 50.8 | 914 | 2 | 815.8 | 96.9 | 94.9 | 98.5 | 96.5 |
| 850 | 1205 | 1104.9 | 28 | 50.8 | 965 | 2 | 866.6 | 100.1 | 98.1 | 103.2 | 101.2 |
| 900 | 1270 | 1168.4 | 32 | 54 | 1022 | 2 | 917.4 | 103.2 | 101.2 | 109.6 | 107.6 |
| 950 | 1170 | 1092.2 | 32 | 41.3 | 1029 | 2 | 968.2 | 106.4 | 104.4 | 106.4 | 104.4 |
| 1000 | 1240 | 1155.7 | 32 | 44.5 | 1086 | 2 | 1019 | 112.8 | 110.8 | 112.8 | 110.8 |
| 1050 | 1290 | 1206.5 | 32 | 44.5 | 1137 | 2 | 1069.8 | 117.5 | 115.5 | 117.5 | 115.5 |
| 1100 | 1355 | 1263.6 | 32 | 47.6 | 1194 | 2 | 1120.6 | 122.3 | 120.3 | 122.3 | 120.3 |
| 1150 | 1415 | 1320.8 | 28 | 50.8 | 1245 | 2 | 1171.4 | 127 | 125 | 127 | 125 |
| 1200 | 1465 | 1371.6 | 32 | 50.8 | 1302 | 2 | 1222.2 | 131.8 | 129.8 | 131.8 | 129.8 |
| 1250 | 1530 | 1428.8 | 32 | 54 | 1359 | 2 | 1273 | 138.2 | 136.2 | 138.2 | 136.2 |
| 1300 | 1580 | 1479.6 | 32 | 54 | 1410 | 2 | 1323.8 | 142.9 | 140.9 | 142.9 | 140.9 |
| 1350 | 1660 | 1549.4 | 28 | 60.3 | 1467 | 2 | 1374.6 | 150.9 | 148.9 | 150.9 | 148.9 |
| 1400 | 1710 | 1600.2 | 28 | 60.3 | 1518 | 2 | 1425.4 | 152.4 | 150.4 | 152.4 | 150.4 |
| 1450 | 1760 | 1651 | 32 | 60.3 | 1575 | 2 | 1476.2 | 157.2 | 155.2 | 157.2 | 155.2 |
| 1500 | 1810 | 1701.8 | 32 | 60.3 | 1626 | 2 | 1527 | 162 | 160 | 162 | 160 |