American Flange Standards
CLASS 600 Series.A | FLANGE THICKNESS | LTB | DRILLING DATA | |||||||
---|---|---|---|---|---|---|---|---|---|---|
NOMINAL PIPE SIZE | FLANGE OUTSIDE DIAMETER | THICKNESS OF W/N MIN | THICKNESS OF BLIND MIN | WELD NECK LENGTH | PITCH CIRCLE DIAMETER | BOLT HOLE DIAMETER | NUMBER OF BOLTS HOLES | NOMINAL PIPE SIZE | ||
MM | INCH | OD | T | T1 | L1 | PCD | H | # | MM | INCH |
650 | 26 | 1015 | 108.0 | 125.5 | 222 | 914.4 | 51 | 28 | 650 | 26 |
700 | 28 | 1075 | 111.2 | 131.8 | 235 | 965.2 | 54 | 28 | 700 | 28 |
750 | 30 | 1130 | 114.3 | 139.7 | 248 | 1022.4 | 54 | 28 | 750 | 30 |
800 | 32 | 1190 | 117.5 | 147.7 | 260 | 1079.5 | 60 | 28 | 800 | 32 |
850 | 34 | 1245 | 120.7 | 154.0 | 270 | 1136.3 | 60 | 28 | 850 | 34 |
900 | 36 | 1315 | 123.9 | 158.8 | 278 | 1193.8 | 60 | 28 | 900 | 36 |
950 | 38 | 1370 | 152.4 | 152.0 | 254 | 1162.0 | 60 | 28 | 950 | 38 |
1000 | 40 | 1420 | 158.8 | 158.8 | 260 | 1212.8 | 67 | 28 | 1000 | 40 |
1050 | 42 | 1485 | 168.3 | 171.5 | 279 | 1282.7 | 67 | 28 | 1050 | 42 |
1100 | 44 | 1545 | 168.3 | 177.8 | 286 | 1339.8 | 67 | 32 | 1100 | 44 |
1150 | 46 | 1610 | 173.4 | 185.9 | 290.97 | 1399.5 | 67 | 32 | 1150 | 46 |
1200 | 48 | 1670 | 188.8 | 193.7 | 315.98 | 1460.5 | 73 | 32 | 1200 | 48 |
1250 | 50 | 1720 | 198.6 | 200.2 | 323 | 1514.0 | 79 | 32 | 1250 | 50 |
1300 | 52 | 1770 | 203.2 | 209.5 | 337 | 1574.8 | 79 | 32 | 1300 | 52 |
1350 | 54 | 1780 | 209.6 | 212.5 | 346 | 1632.0 | 79 | 32 | 1350 | 54 |
1400 | 56 | 1855 | 217.5 | 225.5 | 362 | 1695.4 | 86 | 32 | 1400 | 56 |
1450 | 58 | 1905 | 222.3 | 231.8 | 370 | 1752.6 | 86 | 32 | 1450 | 58 |
1500 | 60 | 1955 | 231.4 | 242.9 | 389 | 1822.4 | 92 | 28 | 1500 | 60 |