ASME B16.47 A 系列 Class300 法兰盖的尺寸
发布时间：2016-01-11 点击数：3491
ASME B16.47 A 系列 Class300 法兰盖的尺寸
| DN | NPS | 法兰外径 A |
法兰厚度 (最小值)C |
密封面直径G | 密封面厚度f | 螺栓孔中心圆直径J | 螺栓孔直径I | 螺栓孔数量 | 螺栓规格(英寸） |
| 650 | 26 | 970 | 82.6 | 749 | 2 | 876.3 | 44.5 | 28 | 15⁄8 |
| 700 | 28 | 1035 | 88.9 | 800 | 2 | 939.8 | 44.5 | 28 | 15⁄8 |
| 750 | 30 | 1090 | 93.7 | 857 | 2 | 997.0 | 47.6 | 28 | 13⁄4 |
| 800 | 32 | 1150 | 98.5 | 914 | 2 | 1054.1 | 50.8 | 28 | 17⁄8 |
| 850 | 34 | 1205 | 103.2 | 965 | 2 | 1104.9 | 50.8 | 28 | 17⁄8 |
| 900 | 36 | 1270 | 109.6 | 1022 | 2 | 1168.4 | 54.0 | 32 | 2 |
| 950 | 38 | 1170 | 106.4 | 1029 | 2 | 1092.2 | 41.3 | 32 | 11⁄2 |
| 1000 | 40 | 1240 | 112.8 | 1086 | 2 | 1155.7 | 44.5 | 32 | 15⁄8 |
| 1050 | 42 | 1290 | 117.5 | 1137 | 2 | 1206.5 | 44.5 | 32 | 15⁄8 |
| 1100 | 44 | 1355 | 122.3 | 1194 | 2 | 1263.6 | 47.6 | 32 | 13⁄4 |
| 1150 | 46 | 1415 | 127.0 | 1245 | 2 | 1320.8 | 50.8 | 28 | 17⁄8 |
| 1200 | 48 | 1465 | 131.8 | 1302 | 2 | 1371.6 | 50.8 | 32 | 17⁄8 |
| 1250 | 50 | 1530 | 138.2 | 1359 | 2 | 1428.8 | 54.0 | 32 | 2 |
| 1300 | 52 | 1580 | 142.9 | 1410 | 2 | 1479.6 | 54.0 | 32 | 2 |
| 1350 | 54 | 1660 | 150.9 | 1467 | 2 | 1549.4 | 60.3 | 28 | 21⁄4 |
| 1400 | 56 | 1710 | 152.4 | 1518 | 2 | 1600.2 | 60.3 | 28 | 21⁄4 |
| 1450 | 58 | 1760 | 157.2 | 1575 | 2 | 1651.0 | 60.3 | 32 | 21⁄4 |
| 1500 | 60 | 1810 | 162.0 | 1626 | 2 | 1701.8 | 60.3 | 32 | 21⁄4 |