Class600法兰盖（Blind Flange）的尺寸~ASME B16.5
发布时间：2015-12-12 点击数：4510
Class600法兰盖（Blind Flange）的尺寸~ASME B16.5
| DN | NPS | 法兰外径 | 法兰厚度 (最小值) |
密封面 厚度 |
密封面 直径 |
螺栓孔 直径 |
螺栓孔 数量 |
螺栓规格(英寸） | 螺栓孔中心圆直径 |
| A | C | f | G | I | n | J | |||
| 15 | 1/2 | 95 | 14.3 | 7 | 34.9 | 15.7 | 4 | 1/2 | 66.7 |
| 20 | 3/4 | 115 | 15.9 | 7 | 42.9 | 19.0 | 4 | 5/8 | 82.6 |
| 25 | 1 | 125 | 17.5 | 7 | 50.8 | 19.0 | 4 | 5/8 | 88.9 |
| 32 | 1 ¼ | 135 | 20.7 | 7 | 63.5 | 19.0 | 4 | 5/8 | 98.4 |
| 40 | 1 ½ | 155 | 22.3 | 7 | 73.0 | 22.3 | 4 | 3/4 | 114.3 |
| 50 | 2 | 165 | 25.4 | 7 | 92.1 | 19.0 | 8 | 5/8 | 127.0 |
| 65 | 2 ½ | 190 | 28.6 | 7 | 104.8 | 22.3 | 8 | 3/4 | 149.2 |
| 80 | 3 | 210 | 31.8 | 7 | 127.0 | 22.3 | 8 | 3/4 | 168.3 |
| 90 | 3 ½ | 230 | 35.0 | 7 | 139.7 | 25.4 | 8 | 7/8 | 184.2 |
| 100 | 4 | 275 | 38.1 | 7 | 157.2 | 25.4 | 8 | 7/8 | 215.9 |
| 125 | 5 | 330 | 44.5 | 7 | 185.7 | 28.4 | 8 | 1 | 266.7 |
| 150 | 6 | 355 | 47.7 | 7 | 215.9 | 28.4 | 12 | 1 | 292.1 |
| 200 | 8 | 420 | 55.6 | 7 | 269.9 | 31.8 | 12 | 11⁄8 | 349.2 |
| 250 | 10 | 510 | 63.5 | 7 | 323.8 | 35.1 | 16 | 11⁄4 | 431.8 |
| 300 | 12 | 560 | 66.7 | 7 | 381.0 | 35.1 | 20 | 11⁄4 | 489.0 |
| 350 | 14 | 605 | 69.9 | 7 | 412.8 | 38.1 | 20 | 13⁄8 | 527.0 |
| 400 | 16 | 685 | 76.2 | 7 | 469.9 | 41.1 | 20 | 11⁄2 | 603.2 |
| 450 | 18 | 745 | 82.6 | 7 | 533.4 | 44.5 | 20 | 15⁄8 | 654.0 |
| 500 | 20 | 815 | 88.9 | 7 | 584.2 | 44.5 | 24 | 15⁄8 | 723.9 |
| 600 | 24 | 940 | 101.6 | 7 | 692.2 | 50.8 | 24 | 17⁄8 | 838.2 |
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