带颈对焊法兰WN
带颈对焊法兰 GB/T 9115 Class300 WN
2021-01-06
| 公称尺寸 | 钢管外径 | 连接尺寸 | 法兰厚度 | 法兰颈 | 法兰内径 | 法兰高度 | |||||
| 法兰外径 | 螺栓孔中心圆直径 | 螺栓孔直径 | 螺栓孔数量 | ||||||||
| NPS | DN | A | D | K | L | n | C | N | r | B | H |
| 1/2 | 15 | 21.3 | 95 | 66.7 | 16 | 4 | 12.7 | 38 | ≥4 | 15.8 | 51 |
| 3/4 | 20 | 26.9 | 115 | 82.6 | 19 | 4 | 14.3 | 48 | 20.9 | 56 | |
| 1 | 25 | 33.7 | 125 | 88.9 | 19 | 4 | 15.9 | 54 | 26.6 | 60 | |
| 1 1/4 | 32 | 42.4 | 135 | 98.4 | 19 | 4 | 17.5 | 64 | 35.1 | 64 | |
| 1 1/2 | 40 | 48.3 | 155 | 114.3 | 22 | 4 | 19.1 | 70 | 40.9 | 67 | |
| 2 | 50 | 60.3 | 165 | 127 | 19 | 8 | 20.7 | 84 | 52.5 | 68 | |
| 2 1/2 | 65 | 76.1 | 190 | 149.2 | 22 | 8 | 23.9 | 100 | 62.7 | 75 | |
| 3 | 80 | 88.9 | 210 | 168.3 | 22 | 8 | 27 | 117 | 77.9 | 78 | |
| 4 | 100 | 114.3 | 255 | 200 | 22 | 8 | 30.2 | 146 | 102.3 | 84 | |
| 5 | 125 | 139.7 | 280 | 235 | 22 | 8 | 33.4 | 178 | 128.2 | 97 | |
| 6 | 150 | 168.3 | 320 | 269.9 | 22 | 12 | 35 | 206 | 154.1 | 97 | |
| 8 | 200 | 219.1 | 380 | 330.2 | 26 | 12 | 39.7 | 260 | 202.7 | 110 | |
| 10 | 250 | 273 | 445 | 387.4 | 29 | 16 | 46.1 | 321 | 254.6 | 116 | |
| 12 | 300 | 323.9 | 520 | 450.8 | 32 | 16 | 49.3 | 375 | 304.8 | 129 | |
| 14 | 350 | 355.6 | 585 | 514.4 | 32 | 20 | 52.4 | 425 | 按用户规定或根据钢管尺寸确定 | 141 | |
| 16 | 400 | 406.4 | 650 | 571.5 | 35 | 20 | 55.6 | 483 | 144 | ||
| 18 | 450 | 457 | 710 | 628.6 | 35 | 24 | 58.8 | 533 | 157 | ||
| 20 | 500 | 508 | 775 | 685.8 | 35 | 24 | 62 | 587 | 160 | ||
| 24 | 600 | 610 | 915 | 812.8 | 42 | 24 | 68.3 | 702 | 167 | ||
更多相关带颈对焊法兰尺寸表
| 制造标准 | 压力等级 | 制造标准 | 压力等级 | 制造标准 | 压力等级 |
| HG/T 20592 | PN10 | GB/T 9115 | PN2.5 | ASME B16.5 | Class150 |
| PN16 | PN6 | Class300 | |||
| PN25 | PN10 | Class600 | |||
| PN40 | PN16 | Class900 | |||
| PN63 | PN25 | Class1500 | |||
| PN100 | PN40 | Class2500 | |||
| PN160 | PN63 |
ASME B16.47 Series B API 605 |
Class75 | ||
| HG/T 20615 | Class150 | PN100 | Class150 | ||
| Class300 | PN160 | Class300 | |||
| Class600 | PN250 | Class600 | |||
| Class900 | PN320 | Class900 | |||
| Class1500 | PN400 |
ASME B16.47 Series A MSS SP-44 |
Class150 | ||
| Class2500 | GB/T 9115 | Class150 | Class300 | ||
| DIN 2631 | PN6 | Class300 | Class600 | ||
| DIN 2632 | PN10 | Class600 | Class900 | ||
| DIN 2633 | PN16 | Class900 | BS 3293 | Class150 | |
| DIN 2634 | PN25 | Class1500 | Class300 | ||
| DIN 2635 | PN40 | Class2500 | Class600 | ||
| 更多相关标准未列明尺寸请咨询客服 | |||||
