ASME B16.47 Series A — Plate & blind flange — Class 150
ASME B16.47 Series A Plate & blind flange — Class 150 — 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 | 870 | 806.4 | 24 | 34.9 | 749 | 2 | 663.4 | 66.7 | 64.7 | 66.7 | 64.7 |
| 700 | 925 | 863.6 | 28 | 34.9 | 800 | 2 | 714.2 | 69.9 | 67.9 | 69.9 | 67.9 |
| 750 | 985 | 914.4 | 28 | 34.9 | 857 | 2 | 765 | 73.1 | 71.1 | 73.1 | 71.1 |
| 800 | 1060 | 977.9 | 28 | 41.3 | 914 | 2 | 815.8 | 79.4 | 77.4 | 79.4 | 77.4 |
| 850 | 1110 | 1028.7 | 32 | 41.3 | 965 | 2 | 866.6 | 81 | 79 | 81 | 79 |
| 900 | 1170 | 1085.8 | 32 | 41.3 | 1022 | 2 | 917.4 | 88.9 | 86.9 | 88.9 | 86.9 |
| 950 | 1240 | 1149.4 | 32 | 41.3 | 1073 | 2 | 968.2 | 85.8 | 83.8 | 85.8 | 83.8 |
| 1000 | 1290 | 1200.2 | 36 | 41.3 | 1124 | 2 | 1019 | 88.9 | 86.9 | 88.9 | 86.9 |
| 1050 | 1345 | 1257.3 | 36 | 41.3 | 1194 | 2 | 1069.8 | 95.3 | 93.3 | 95.3 | 93.3 |
| 1100 | 1405 | 1314.4 | 40 | 41.3 | 1245 | 2 | 1120.6 | 100.1 | 98.1 | 100.1 | 98.1 |
| 1150 | 1455 | 1365.2 | 40 | 41.3 | 1295 | 2 | 1171.4 | 101.6 | 99.6 | 101.6 | 99.6 |
| 1200 | 1510 | 1422.4 | 44 | 41.3 | 1359 | 2 | 1222.2 | 106.4 | 104.4 | 106.4 | 104.4 |
| 1250 | 1570 | 1479.6 | 44 | 47.6 | 1410 | 2 | 1273 | 109.6 | 107.6 | 109.6 | 107.6 |
| 1300 | 1625 | 1536.7 | 44 | 47.6 | 1461 | 2 | 1323.8 | 114.3 | 112.3 | 114.3 | 112.3 |
| 1350 | 1685 | 1593.8 | 44 | 47.6 | 1511 | 2 | 1374.6 | 119.1 | 117.1 | 119.1 | 117.1 |
| 1400 | 1745 | 1651 | 48 | 47.6 | 1575 | 2 | 1425.4 | 122.3 | 120.3 | 122.3 | 120.3 |
| 1450 | 1805 | 1708.2 | 48 | 47.6 | 1626 | 2 | 1476.2 | 127 | 125 | 127 | 125 |
| 1500 | 1855 | 1759 | 52 | 47.6 | 1676 | 2 | 1527 | 130.2 | 128.2 | 130.2 | 128.2 |