气体减压阀系列 注:该气体减压阀适用于工作温小于等于70摄氏度的空气、液化气、氧气等气体管道上。本阀通过启闭件的节流,将使进口压力降至某一需要的出口压力,关借助介质本身的能量,使阀后压力自动满足预定要求,适应工况的要求。 本阀进口压力与出口压力差必须大于等于0.15MPa |
■主要外型和连接尺寸Main Extemal and Connecting Dimensions |
公称通经 Nominaldiameteter | 主要外形和连接尺寸Main Extemal and Connecting Dimensions | L | H | H1 | 1.6MPa | 2.5MPa | 4.0MPa | 6.4MPa | D | D1 | Z-d | D | D1 | Z-d | D | D1 | Z-d | D | D1 | Z-d | 15 | 140 | 285 | 85 | 95 | 65 | 4-14 | 95 | 65 | 4-14 | 95 | 65 | 4-14 | 105 | 75 | 4-14 | 20 | 160 | 285 | 85 | 105 | 75 | 4-14 | 105 | 75 | 4-14 | 105 | 75 | 4-14 | 125 | 90 | 4-18 | 25 | 180 | 290 | 100 | 115 | 85 | 4-14 | 115 | 85 | 4-14 | 115 | 85 | 4-14 | 135 | 100 | 4-18 | 32 | 200 | 290 | 105 | 140 | 100 | 4-18 | 135 | 100 | 4-18 | 135 | 100 | 4-18 | 150 | 110 | 4-23 | 40 | 220 | 310 | 110 | 150 | 110 | 4-18 | 145 | 110 | 4-18 | 145 | 110 | 4-18 | 165 | 125 | 4-23 | 50 | 250 | 310 | 110 | 165 | 125 | 4-18 | 160 | 125 | 4-18 | 160 | 125 | 4-18 | 175 | 135 | 4-23 | 65 | 280 | 310 | 115 | 185 | 145 | 4-18 | 180 | 145 | 8-18 | 180 | 145 | 8-18 | 200 | 160 | 8-23 | 80 | 310 | 340 | 155 | 200 | 160 | 8-18 | 195 | 160 | 8-18 | 195 | 160 | 8-18 | 210 | 170 | 8-23 | 100 | 350 | 340 | 155 | 220 | 180 | 8-18 | 235 | 190 | 8-23 | 230 | 190 | 8-23 | 250 | 200 | 8-25 | 125 | 400 | 375 | 190 | 250 | 210 | 8-18 | 270 | 220 | 8-25 | 270 | 220 | 8-25 | 295 | 240 | 8-30 | 150 | 450 | 375 | 200 | 285 | 240 | 8-23 | 300 | 250 | 8-25 | 300 | 250 | 8-25 | 340 | 280 | 8-34 | 200 | 550 | 475 | 225 | 340 | 295 | 12-23 | 360 | 310 | 12-25 | 375 | 320 | 12-30 | 405 | 345 | 12-34 | 250 | 650 | 535 | 390 | 405 | 355 | 12-25 | 425 | 370 | 12-30 | 445 | 385 | 12-34 | 470 | 400 | 12-41 | 300 | 800 | 595 | 320 | 460 | 410 | 12-25 | 485 | 430 | 16-30 | 510 | 450 | 16-34 | 530 | 460 | 16-41 | 350 | 900 | 650 | 355 | 520 | 460 | 16-25 | 550 | 490 | 16-34 | 570 | 510 | 16-34 | 595 | 525 | 16-41 | 400 | 1000 | 700 | 395 | 580 | 525 | 16-30 | 610 | 550 | 16-34 | 655 | 585 | 14-41 | 670 | 585 | 16-48 | |
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