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| 公称压力 nominal pressure | size | dimensions | ||||||||
| in | d | L | D | C | g | T | t | H | n-Ф | |
| class 300LB | 1 1/2" | 40 | 241 | 155 | 114.3 | 73 | 19.1 | 2 | 165 | 4-22.5 |
| 2" | 50 | 267 | 165 | 127 | 92.1 | 20.7 | 2 | 170 | 8-19 | |
| 2 1/2" | 65 | 292 | 190 | 149.2 | 104.8 | 23.9 | 2 | 190 | 8-22.5 | |
| 3" | 80 | 318 | 210 | 168.3 | 127 | 27 | 2 | 216 | 8-22.5 | |
| 4" | 100 | 356 | 255 | 200 | 157.2 | 30.2 | 2 | 260 | 8-22.5 | |
| 5" | 125 | 400 | 280 | 235 | 185.7 | 33.4 | 2 | 280 | 8-22.5 | |
| 6" | 150 | 444 | 320 | 269.9 | 216 | 35 | 2 | 305 | 12-22.5 | |
| 8" | 200 | 533 | 380 | 330.2 | 270 | 39.7 | 2 | 368 | 12-25.5 | |
| 10" | 250 | 622 | 445 | 387.4 | 323.8 | 46.1 | 2 | 410 | 16-28.5 | |
| 12" | 300 | 711 | 520 | 450.8 | 381 | 49.3 | 2 | 445 | 16-32 | |
| 14" | 350 | 838 | 585 | 514.4 | 412.8 | 52.4 | 2 | 570 | 20-32 | |
| 16" | 400 | 864 | 650 | 571.5 | 470 | 55.6 | 2 | 630 | 20-35 | |
| 18" | 450 | 978 | 710 | 628.6 | 533.4 | 58.8 | 2 | 676 | 24-35 | |
| 20" | 500 | 1016 | 775 | 685.8 | 584.2 | 62 | 2 | 740 | 24-35 | |
| 24" | 600 | 1346 | 915 | 812.8 | 692.2 | 68.3 | 2 | 900 | 24-41 | |
| 26" | 650 | 1346 | 970 | 876.3 | 749 | 77.8 | 2 | 930 | 28-44.5 | |
| 28" | 700 | 1499 | 1035 | 939.8 | 800 | 84.2 | 2 | 1163 | 28-44.5 | |
| 30" | 750 | 1594 | 1090 | 997 | 857 | 90.5 | 2 | 1270 | 28-48 | |
技术资料
1.执行标准ASME B16.34
2.压力温度基准ASME B16.34
3.结构长度标准ASME B16.10
4.法兰尺寸标准ASME B16.5
5.检验标准API598
产品零件表
| 序号 | 名称 | 材质 | 序号 | 名称 | 材质 |
| 1 | 阀体 | A351-CF8M | 7 | 中法兰螺母 | A194-2H |
| 2 | 阀瓣 | A351-CF8M | 8 | 大薄片 | PTFE+304 |
| 3 | 螺母 | A194-2H | 9 | 阀盖 | A351-CF8M |
| 4 | 垫片 | SS304 | 10 | 铭牌 | Aluminum |
| 5 | 摇杆 | A351-CF8M | 11 | 中法兰螺杆 | A193-B8 |
| 6 | 销轴 | SS316 | 12 | 垫片 | PTFE+304 |
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