GB/T9113法兰标准
GB/T 9113.1-2000
PN1.0MPa（10bar）突面整体钢制管法兰
| 公称通经 DN | 连接尺寸 | 密封面 | 法兰厚度C | 法兰颈 | ||||||
| 法兰外经D | 螺栓孔中心圆直径K | 螺栓孔径L | 螺栓 | d | f | N | R | |||
| 数量n | 螺纹规格 | |||||||||
| 10 | 90 | 60 | 14 | 4 | M12 | 41 | 2 | 14 | 28 | 3 |
| 15 | 95 | 65 | 14 | 4 | M12 | 46 | 2 | 14 | 32 | 3 |
| 20 | 105 | 75 | 14 | 4 | M12 | 56 | 2 | 16 | 40 | 4 |
| 25 | 115 | 85 | 14 | 4 | M12 | 65 | 2 | 16 | 50 | 4 |
| 32 | 140 | 100 | 18 | 4 | M16 | 76 | 2 | 18 | 60 | 5 |
| 40 | 150 | 110 | 18 | 4 | M16 | 84 | 2 | 18 | 70 | 5 |
| 50 | 165 | 125 | 18 | 4 | M16 | 99 | 2 | 20 | 84 | 6 |
| 65 | 185 | 145 | 18 | 4 | M16 | 118 | 2 | 20 | 104 | 6 |
| 80 | 200 | 160 | 18 | 8 | M16 | 132 | 2 | 20 | 120 | 6 |
| 100 | 220 | 180 | 18 | 8 | M16 | 156 | 2 | 22 | 140 | 8 |
| 125 | 250 | 210 | 18 | 8 | M20 | 184 | 2 | 22 | 170 | 8 |
| 150 | 285 | 240 | 18 | 8 | M20 | 211 | 2 | 24 | 190 | 10 |
| 200 | 340 | 295 | 22 | 8 | M20 | 266 | 2 | 24 | 246 | 10 |
| 250 | 395 | 350 | 22 | 12 | M20 | 319 | 2 | 26 | 298 | 10 |
| 300 | 445 | 400 | 22 | 12 | M20 | 370 | 2 | 26 | 348 | 10 |
| 350 | 505 | 460 | 22 | 16 | M24 | 429 | 2 | 26 | 408 | 12 |
| 400 | 565 | 515 | 22 | 16 | M24 | 480 | 2 | 26 | 456 | 12 |
| 450 | 615 | 565 | 22 | 20 | M24 | 530 | 2 | 28 | 502 | 12 |
| 500 | 670 | 620 | 26 | 20 | M27 | 582 | 2 | 28 | 559 | 12 |
| 600 | 780 | 725 | 30 | 20 | M27 | 682 | 2 | 34 | 658 | 12 |
| 700 | 895 | 840 | 30 | 24 | M30 | 794 | 5 | 34 | 772 | 12 |
| 800 | 1015 | 950 | 33 | 24 | M30 | 901 | 5 | 36 | 876 | 12 |
| 900 | 1115 | 1050 | 33 | 28 | M33 | 1001 | 5 | 38 | 976 | 12 |
| 1000 | 1230 | 1160 | 36 | 28 | M36 | 1112 | 5 | 38 | 1080 | 12 |
| 1200 | 1455 | 1380 | 39 | 32 | M39 | 1328 | 5 | 44 | 1292 | 12 |
| 1400 | 1675 | 1590 | 42 | 36 | M45 | 1530 | 5 | 48 | 1496 | 12 |
| 1600 | 1915 | 1820 | 48 | 40 | M45 | 1750 | 5 | 52 | 1712 | 12 |
| 1800 | 2115 | 2020 | 48 | 44 | M45 | 1950 | 5 | 56 | 1910 | 15 |
| 2000 | 2325 | 2230 | 48 | 48 | M45 | 2150 | 5 | 60 | 2120 | 15 |
来源：/zhishi/yuanli/124.html
