产品用途
本产品适用于氧气管网等系统作单向阀，起截流止回的作用，如富氧系统防止冷风倒流，溅渣炉中防止氮、氧互串。
产品结构和工作原理
本产品由阀体、阀盖、阀板等组成，介质由一端进入使阀板升高，介质流通；当介质压力消失或出口压力大于进口压力时，阀板自行下降关闭通道，起止回作用。 阀门主件材质均选用硅黄铜，具有良好的阻火性能。
Hy41F/W- P/T升降式氧气止回阀外形尺寸图
Hy41F(W)-P(T)型氧气专用止回阀
公称压力 | 公称通径 | D | D1 | D2 | K | L | f | F1 | C | z-d | H |
1.6MPa | 15 | 95 | 45 | / | 65 | 130 | 2 | / | 14 | 4-14 | 75 |
20 | 105 | 55 | / | 75 | 150 | 2 | / | 14 | 4-14 | 95 | |
25 | 115 | 65 | / | 85 | 160 | 2 | / | 14 | 4-14 | 100 | |
32 | 135 | 78 | / | 100 | 180 | 2 | / | 16 | 4-14 | 110 | |
40 | 145 | 85 | / | 110 | 200 | 3 | / | 16 | 4-18 | 120 | |
50 | 160 | 100 | / | 125 | 230 | 3 | / | 16 | 4-18 | 135 | |
65 | 180 | 120 | / | 145 | 290 | 3 | / | 18 | 4-18 | 175 | |
80 | 195 | 135 | / | 160 | 310 | 3 | / | 20 | 8-18 | 180 | |
100 | 215 | 155 | / | 180 | 350 | 3 | / | 20 | 8-18 | 215 | |
125 | 245 | 185 | / | 210 | 400 | 3 | / | 20 | 8-18 | 240 | |
150 | 280 | 210 | / | 240 | 480 | 3 | / | 20 | 8-18 | 325 | |
200 | 335 | 265 | / | 295 | 600 | 3 | / | 20 | 8-18 | 385 | |
250 | 405 | 320 | / | 355 | 650 | 3 | / | 30 | 12-25 | 430 | |
300 | 460 | 375 | / | 410 | 750 | 4 | / | 30 | 12-25 | 490 | |
350 | 520 | 435 | / | 470 | 850 | 4 | / | 34 | 16-25 | 560 | |
400 | 580 | 485 | / | 525 | 950 | 4 | / | 36 | 16-30 | 630 | |
450 | 640 | 545 | / | 585 | 1050 | 4 | / | 40 | 20-30 | 710 | |
500 | 705 | 608 | / | 650 | 1150 | 4 | / | 44 | 20-34 | 800 | |
600 | 840 | 718 | / | 770 | 1350 | 5 | / | 48 | 20-41 | 890 |
公称压力 | 公称通径 | D | D1 | D2 | K | L | f | F1 | C | z-d | H |
2.5MPa | 15 | 95 | 45 | / | 65 | 130 | 2 | / | 16 | 4-14 | 75 |
20 | 105 | 55 | / | 75 | 150 | 2 | / | 16 | 4-14 | 95 | |
25 | 115 | 65 | / | 85 | 160 | 2 | / | 16 | 4-14 | 100 | |
32 | 135 | 78 | / | 100 | 180 | 2 | / | 18 | 4-18 | 110 | |
40 | 145 | 85 | / | 110 | 200 | 3 | / | 18 | 4-18 | 120 | |
50 | 160 | 100 | / | 125 | 230 | 3 | / | 20 | 4-18 | 135 | |
65 | 180 | 120 | / | 145 | 290 | 3 | / | 22 | 8-18 | 175 | |
80 | 195 | 135 | / | 160 | 310 | 3 | / | 22 | 8-18 | 180 | |
100 | 230 | 160 | / | 190 | 350 | 3 | / | 24 | 8-23 | 215 | |
125 | 270 | 188 | / | 220 | 400 | 3 | / | 28 | 8-25 | 240 | |
150 | 300 | 218 | / | 250 | 480 | 3 | / | 30 | 8-25 | 325 | |
200 | 380 | 278 | / | 310 | 600 | 3 | / | 34 | 12-25 | 385 | |
250 | 425 | 332 | / | 370 | 650 | 3 | / | 36 | 12-30 | 430 | |
300 | 485 | 390 | / | 430 | 750 | 4 | / | 40 | 16-30 | 490 | |
350 | 550 | 448 | / | 490 | 850 | 4 | / | 44 | 16-34 | 560 | |
400 | 610 | 505 | / | 550 | 950 | 4 | / | 48 | 16-34 | 630 | |
450 | 660 | 555 | / | 600 | 1050 | 4 | / | 50 | 20-34 | 710 | |
500 | 730 | 610 | / | 660 | 1150 | 4 | / | 52 | 20-41 | 800 | |
600 | 840 | 718 | / | 770 | 1350 | 5 | / | 56 | 20-41 | 890 |
公称压力 | 公称通径 | D | D1 | D2 | K | L | f | F1 | C | z-d | H |
4.0MPa | 15 | 95 | 45 | 40 | 65 | 130 | 2 | 4 | 16 | 4-14 | 75 |
20 | 105 | 55 | 51 | 75 | 150 | 2 | 4 | 16 | 4-14 | 95 | |
25 | 115 | 65 | 58 | 85 | 160 | 2 | 4 | 16 | 4-14 | 100 | |
32 | 135 | 78 | 66 | 100 | 180 | 2 | 4 | 18 | 4-18 | 110 | |
40 | 145 | 85 | 76 | 110 | 200 | 3 | 4 | 18 | 4-18 | 120 | |
50 | 160 | 100 | 88 | 125 | 230 | 3 | 4 | 20 | 4-18 | 135 | |
65 | 180 | 120 | 110 | 145 | 290 | 3 | 4 | 22 | 8-18 | 175 | |
80 | 195 | 135 | 121 | 160 | 310 | 3 | 4 | 22 | 8-18 | 180 | |
100 | 230 | 160 | 150 | 190 | 350 | 3 | 4.5 | 24 | 8-23 | 215 | |
125 | 270 | 188 | 176 | 220 | 400 | 3 | 4.5 | 28 | 8-25 | 240 | |
150 | 300 | 218 | 204 | 250 | 480 | 3 | 4.5 | 30 | 8-25 | 325 | |
200 | 375 | 282 | 260 | 320 | 600 | 3 | 4.5 | 38 | 12-30 | 385 | |
250 | 445 | 345 | 313 | 385 | 650 | 3 | 4.5 | 42 | 12-34 | 430 | |
300 | 510 | 408 | 364 | 450 | 750 | 4 | 4.5 | 46 | 16-34 | 490 | |
350 | 570 | 465 | 422 | 510 | 850 | 4 | 5 | 52 | 16-34 | 560 | |
400 | 655 | 535 | 474 | 585 | 950 | 4 | 5 | 58 | 16-41 | 630 | |
450 | 680 | 560 | 524 | 610 | 1050 | 4 | 5 | 60 | 20-41 | 710 | |
500 | 755 | 612 | 576 | 670 | 1150 | 4 | 5 | 62 | 20-48 | 800 | |
600 | 890 | 730 | 678 | 795 | 1350 | 5 | 6 | 62 | 20-54 | 890 |
