Class900法兰盖的尺寸~GB/T9124.2-2019
发布时间：2023-10-19 点击数：405
Class900法兰盖的尺寸~GB/T9124.2-2019
| 公称尺寸 | 连接尺寸 | 法兰厚度 C/ mm |
密封面 直径 R/ mm |
密封面 厚度 f1/ mm |
|||||
| DN | NPS | 法兰外径 D/ mm |
螺栓孔中心圆直径 K/ mm |
螺栓孔 直径 L/mm |
螺栓 | ||||
| 数量 n/个 |
螺纹规格 | ||||||||
| 15 | 1/2 | 120 | 82.6 | 22 | 4 | M20 | 22.3 | 34.9 | 7 |
| 20 | 3/4 | 130 | 88.9 | 22 | 4 | M20 | 25.4 | 42.9 | 7 |
| 25 | 1 | 150 | 101.6 | 26 | 4 | M24 | 28.6 | 50.8 | 7 |
| 32 | 1 ¼ | 160 | 111.1 | 26 | 4 | M24 | 28.6 | 63.5 | 7 |
| 40 | 1 ½ | 180 | 123.8 | 29 | 4 | M27 | 31.8 | 73.0 | 7 |
| 50 | 2 | 215 | 165.1 | 26 | 8 | M24 | 38.1 | 92.1 | 7 |
| 65 | 2 ½ | 245 | 190.5 | 29 | 8 | M27 | 41.3 | 104.8 | 7 |
| 80 | 3 | 240 | 190.5 | 26 | 8 | M24 | 38.1 | 127.0 | 7 |
| 100 | 4 | 290 | 235.0 | 32 | 8 | M30 | 44.5 | 157.2 | 7 |
| 125 | 5 | 350 | 279.4 | 35 | 8 | M33 | 50.8 | 185.7 | 7 |
| 150 | 6 | 380 | 317.5 | 32 | 12 | M30 | 55.6 | 215.9 | 7 |
| 200 | 8 | 470 | 393.7 | 39 | 12 | M36 | 63.5 | 269.9 | 7 |
| 250 | 10 | 545 | 469.9 | 39 | 16 | M36 | 69.9 | 323.8 | 7 |
| 300 | 12 | 610 | 533.4 | 39 | 20 | M36 | 79.4 | 381.0 | 7 |
| 350 | 14 | 640 | 558.8 | 42 | 20 | M39 | 85.8 | 412.8 | 7 |
| 400 | 16 | 705 | 616.0 | 45 | 20 | M42 | 88.9 | 469.9 | 7 |
| 450 | 18 | 785 | 685.8 | 51 | 20 | M48 | 101.6 | 533.4 | 7 |
| 500 | 20 | 855 | 749.3 | 55 | 20 | M52 | 108.0 | 584.2 | 7 |
| 600 | 24 | 1040 | 901.7 | 67 | 20 | M64 | 139.7 | 692.2 | 7 |