产品用途及特点
氧气专用球阀是氧气管网专用阀门的一种。 它除了具有普通球阀功能外还具有阻燃性能好、导电性能好、传热性能快、结构紧凑、防油、安全可靠等特点。随着冶金工业的发展。 氧气专用球阀与氧气专用截止阀一起被广泛应用于钢铁、冶金、医药、化工等行业。
主要性能规范
公称压力MPa | 1.6 | 2.5 | 4.0 |
水压强度试验压力MPa | 2.4 | 3.75 | 6.4 |
水压密封试验压力MPa | 1.76 | 2.75 | 4.4 |
气压强度试验压力MPa | 1.76 | 2.75 | 4.4 |
气压密封试验压力MPa | 1.76 | 2.75 | 4.4 |
最大工作压力MPa | 1.6 | 2.5 | 4.0 |
工作温度 | -20~150℃ | ||
适用介质 | 氧气、氮气、空气等 |
主要零件材料
零件名称 | 壳体 | 球体 | 阀杆 | 手柄 | 垫片、填料、密封圈 |
材料 | 16-4硅黄铜 | 不锈钢或铜合金 | 不锈钢 | 碳钢 | 聚四氟乙烯 |
不锈钢 |
主要外形及连接尺寸
QY41F(W)-P/T型氧气专用浮动式球阀
公称压力 MPa | 公称通径 DN(mm) | D | D1 | D2 | K | L | f | f1 | C | Z-d | H |
1.6 | 15 | 95 | 45 | - | 65 | 140 | 2 | - | 14 | 4-φ14 | 59 |
20 | 105 | 55 | - | 75 | 152 | 2 | - | 14 | 4-φ14 | 63 | |
25 | 115 | 65 | - | 85 | 165 | 2 | - | 14 | 4-φ14 | 75 | |
32 | 135 | 78 | - | 100 | 178 | 2 | - | 16 | 4-φ18 | 85 | |
40 | 145 | 85 | - | 110 | 190 | 3 | - | 16 | 4-φ18 | 95 | |
50 | 160 | 100 | - | 125 | 216 | 3 | - | 16 | 4-φ18 | 107 | |
65 | 180 | 120 | - | 145 | 241 | 3 | - | 18 | 4-φ18 | 142 | |
80 | 195 | 135 | - | 160 | 283 | 3 | - | 20 | 8-φ18 | 152 | |
100 | 215 | 155 | - | 180 | 305 | 3 | - | 20 | 8-φ18 | 178 | |
125 | 245 | 185 | - | 210 | 381 | 3 | - | 20 | 8-φ18 | 252 | |
2.5 | 15 | 95 | 45 | - | 65 | 140 | 100 | - | 16 | 4-φ14 | 59 |
20 | 105 | 55 | - | 75 | 152 | 160 | - | 16 | 4-φ14 | 63 | |
25 | 115 | 65 | - | 85 | 165 | 160 | - | 16 | 4-φ14 | 75 | |
32 | 135 | 78 | - | 100 | 178 | 250 | - | 18 | 4-φ18 | 85 | |
40 | 145 | 85 | - | 110 | 190 | 250 | - | 18 | 4-φ18 | 95 | |
50 | 160 | 100 | - | 125 | 216 | 300 | - | 20 | 4-φ18 | 107 | |
65 | 180 | 120 | - | 145 | 241 | 300 | - | 22 | 8-φ18 | 142 | |
80 | 195 | 135 | - | 160 | 283 | 400 | - | 22 | 8-φ18 | 152 | |
100 | 230 | 160 | - | 190 | 305 | 400 | - | 24 | 8-φ23 | 178 | |
125 | 270 | 188 | - | 220 | 381 | 1000 | - | 28 | 8-φ25 | 252 | |
4.0 | 15 | 95 | 45 | 40 | 65 | 140 | 100 | 4 | 16 | 4-φ14 | 59 |
20 | 105 | 55 | 51 | 75 | 152 | 160 | 4 | 16 | 4-φ14 | 63 | |
25 | 115 | 65 | 58 | 85 | 165 | 160 | 4 | 16 | 4-φ14 | 75 | |
32 | 135 | 78 | 66 | 100 | 178 | 250 | 4 | 18 | 4-φ18 | 85 | |
40 | 145 | 85 | 76 | 110 | 190 | 250 | 4 | 18 | 4-φ18 | 95 | |
50 | 160 | 100 | 88 | 125 | 216 | 300 | 4 | 20 | 4-φ18 | 107 | |
65 | 180 | 120 | 110 | 145 | 241 | 300 | 4 | 22 | 8-φ18 | 142 | |
80 | 195 | 135 | 121 | 160 | 283 | 400 | 4 | 22 | 8-φ18 | 152 | |
100 | 230 | 160 | 150 | 190 | 305 | 400 | 4.5 | 24 | 8-φ23 | 178 | |
125 | 270 | 188 | 176 | 220 | 381 | 1000 | 4.5 | 28 | 8-φ25 | 252 |
主要外形及连接尺寸
QY341(7)F-P/T型氧气专用蜗轮式球阀
公称压力 MPa | 公称通径 DN(mm) | D | D1 | D2 | K | L | f | f1 | C | Z-d | H | H1 | W |
1.6 | 125 | 245 | 185 | - | 210 | 381 | 3 | - | 22 | 8-φ18 | 252 | 195 | 115 |
150 | 280 | 210 | - | 240 | 403 | 3 | - | 24 | 8-φ23 | 272 | 215 | 115 | |
200 | 335 | 265 | - | 295 | 502 | 3 | - | 26 | 12-φ26 | 342 | 295 | 115 | |
250 | 405 | 320 | - | 355 | 568 | 3 | - | 30 | 12-φ25 | 495 | 335 | 115 | |
300 | 460 | 375 | - | 410 | 648 | 4 | - | 30 | 12-φ25 | 580 | 385 | 171 | |
350 | 520 | 435 | - | 470 | 762 | 4 | - | 34 | 16-φ25 | 625 | 430 | 171 | |
400 | 580 | 485 | - | 525 | 838 | 4 | - | 36 | 16-φ30 | 720 | 470 | 171 | |
450 | 640 | 545 | - | 585 | 914 | 4 | - | 40 | 20-φ30 | 800 | 560 | 171 | |
2.5 | 125 | 125 | 270 | - | 220 | 381 | 3 | - | 28 | 8-φ25 | 252 | 195 | 115 |
150 | 150 | 300 | - | 250 | 403 | 3 | - | 30 | 8-φ25 | 272 | 215 | 115 | |
200 | 200 | 360 | - | 310 | 502 | 3 | - | 34 | 12-φ25 | 324 | 295 | 115 | |
250 | 250 | 425 | - | 370 | 568 | 3 | - | 36 | 12-φ30 | 495 | 335 | 115 | |
300 | 300 | 485 | - | 430 | 648 | 4 | - | 40 | 16-φ30 | 580 | 385 | 171 | |
350 | 350 | 550 | - | 490 | 762 | 4 | - | 44 | 16-φ34 | 625 | 430 | 171 | |
400 | 400 | 610 | - | 550 | 838 | 4 | - | 48 | 16-φ34 | 720 | 470 | 171 | |
450 | 450 | 660 | - | 600 | 914 | 4 | - | 50 | 20-φ34 | 800 | 560 | 171 | |
4.0 | 125 | 270 | 188 | 176 | 220 | 381 | 3 | 4.5 | 28 | 8-φ25 | 252 | 195 | 115 |
150 | 300 | 218 | 204 | 250 | 403 | 3 | 4.5 | 30 | 8-φ25 | 272 | 215 | 115 | |
200 | 375 | 283 | 260 | 320 | 502 | 3 | 4.5 | 38 | 12-φ30 | 398 | 295 | 115 | |
250 | 445 | 345 | 313 | 385 | 568 | 3 | 4.5 | 42 | 12-φ34 | 495 | 335 | 115 | |
300 | 510 | 408 | 364 | 450 | 648 | 4 | 4.5 | 46 | 16-φ34 | 580 | 385 | 171 | |
350 | 570 | 465 | 422 | 510 | 762 | 4 | 5 | 52 | 16-φ34 | 625 | 430 | 171 | |
400 | 655 | 535 | 474 | 585 | 838 | 4 | 5 | 58 | 16-φ41 | 720 | 470 | 171 | |
450 | 680 | 560 | 524 | 610 | 914 | 4 | 5 | 60 | 20-φ41 | 820 | 560 | 171 |
主要外形及连接尺寸
QY641(7)F-P/T型氧气专用气动阀/QYK641(7)F-P(T)型快速切断球阀
公称压力 MPa | 公称通径 DN(mm) | D | D1 | D2 | K | L | f | f1 | C | Z-d | H | H1 |
1.6 | 15 | 95 | 45 | - | 65 | 140 | 2 | - | 14 | 4-φ14 | 59 | 59 |
20 | 102 | 55 | - | 75 | 152 | 2 | - | 14 | 4-φ14 | 63 | 63 | |
25 | 115 | 65 | - | 85 | 165 | 2 | - | 14 | 4-φ14 | 75 | 75 | |
32 | 135 | 78 | - | 100 | 178 | 2 | - | 16 | 4-φ18 | 85 | 85 | |
40 | 145 | 85 | - | 110 | 190 | 3 | - | 16 | 4-φ18 | 95 | 95 | |
50 | 160 | 100 | - | 125 | 216 | 3 | - | 16 | 4-φ18 | 107 | 107 | |
65 | 180 | 120 | - | 145 | 241 | 3 | - | 18 | 4-φ18 | 142 | 142 | |
80 | 195 | 135 | - | 160 | 283 | 3 | - | 20 | 8-φ18 | 152 | 152 | |
100 | 215 | 155 | - | 180 | 305 | 3 | - | 20 | 8-φ18 | 178 | 178 | |
125 | 245 | 185 | - | 210 | 381 | 3 | - | 22 | 8-φ18 | 252 | 195 | |
150 | 280 | 210 | - | 240 | 403 | 3 | - | 24 | 8-φ23 | 272 | 215 | |
200 | 335 | 265 | - | 295 | 502 | 3 | - | 26 | 12-φ25 | 342 | 295 | |
250 | 405 | 320 | - | 355 | 568 | 3 | - | 30 | 12-φ25 | 495 | 335 | |
300 | 460 | 375 | - | 410 | 648 | 4 | - | 30 | 12-φ25 | 580 | 385 | |
350 | 520 | 435 | - | 470 | 762 | 4 | - | 34 | 16-φ25 | 625 | 430 | |
400 | 580 | 485 | - | 525 | 838 | 4 | - | 36 | 16-φ30 | 720 | 470 | |
450 | 640 | 545 | - | 585 | 914 | 4 | - | 40 | 20-φ30 | 800 | 560 | |
2.5 | 15 | 95 | 45 | - | 65 | 140 | 2 | - | 16 | 4-φ14 | 59 | 59 |
20 | 105 | 55 | - | 75 | 152 | 2 | - | 16 | 4-φ14 | 63 | 63 | |
25 | 115 | 65 | - | 85 | 165 | 2 | - | 16 | 4-φ14 | 75 | 75 | |
32 | 135 | 78 | - | 100 | 178 | 2 | - | 18 | 4-φ18 | 85 | 85 | |
40 | 145 | 85 | - | 110 | 190 | 3 | - | 18 | 4-φ18 | 95 | 95 | |
50 | 160 | 100 | - | 125 | 216 | 3 | - | 20 | 4-φ18 | 107 | 107 | |
65 | 180 | 120 | - | 145 | 241 | 3 | - | 22 | 8-φ18 | 142 | 142 | |
80 | 195 | 135 | - | 160 | 283 | 3 | - | 22 | 8-φ18 | 152 | 152 | |
100 | 230 | 160 | - | 190 | 305 | 3 | - | 24 | 8-φ23 | 178 | 178 | |
125 | 270 | 188 | - | 220 | 381 | 3 | - | 28 | 8-φ25 | 252 | 195 | |
150 | 300 | 218 | - | 250 | 403 | 3 | - | 30 | 8-φ25 | 272 | 215 | |
200 | 360 | 278 | - | 310 | 502 | 3 | - | 34 | 12-φ25 | 342 | 295 | |
250 | 425 | 332 | - | 370 | 568 | 3 | - | 36 | 12-φ30 | 495 | 335 | |
300 | 485 | 390 | - | 430 | 648 | 4 | - | 40 | 16-φ30 | 580 | 385 | |
350 | 550 | 448 | - | 490 | 762 | 4 | - | 44 | 16-φ34 | 625 | 430 | |
400 | 610 | 505 | - | 550 | 838 | 4 | - | 48 | 16-φ34 | 720 | 470 | |
450 | 660 | 555 | - | 600 | 914 | 4 | - | 50 | 20-φ34 | 800 | 560 |
主要外形及连接尺寸
QY641(7)F-P/T型氧气专用气动阀/QYK641(7)F-P(T)型快速切断球阀
公称压力 MPa | 公称通径 DN(mm) | D | D1 | D2 | K | L | f | f1 | C | Z-d | H | H1 |
4.0 | 15 | 95 | 45 | 40 | 65 | 140 | 2 | 4 | 16 | 4-φ14 | 59 | 59 |
20 | 105 | 55 | 51 | 75 | 152 | 2 | 4 | 16 | 4-φ14 | 63 | 63 | |
25 | 115 | 65 | 58 | 85 | 165 | 2 | 4 | 16 | 4-φ14 | 75 | 75 | |
32 | 135 | 78 | 66 | 100 | 178 | 2 | 4 | 18 | 4-φ18 | 85 | 85 | |
40 | 145 | 85 | 76 | 110 | 190 | 3 | 4 | 18 | 4-φ18 | 95 | 95 | |
50 | 160 | 100 | 88 | 125 | 216 | 3 | 4 | 20 | 4-φ18 | 107 | 107 | |
65 | 180 | 120 | 110 | 145 | 241 | 3 | 4 | 22 | 8-φ18 | 142 | 142 | |
80 | 195 | 135 | 121 | 160 | 283 | 3 | 4 | 22 | 8-φ18 | 152 | 152 | |
100 | 230 | 160 | 150 | 190 | 305 | 3 | 4 | 24 | 8-φ23 | 178 | 178 | |
125 | 270 | 188 | 176 | 220 | 381 | 3 | 4.5 | 28 | 8-φ25 | 252 | 195 | |
150 | 300 | 218 | 204 | 250 | 403 | 3 | 4.5 | 30 | 8-φ25 | 272 | 215 | |
200 | 375 | 282 | 260 | 320 | 502 | 3 | 4.5 | 38 | 12-φ30 | 398 | 295 | |
250 | 445 | 345 | 313 | 385 | 568 | 3 | 4.5 | 42 | 12-φ34 | 495 | 335 | |
300 | 510 | 408 | 364 | 450 | 648 | 4 | 4.5 | 46 | 12-φ34 | 580 | 385 | |
350 | 570 | 465 | 422 | 510 | 762 | 4 | 5 | 52 | 16-φ34 | 625 | 430 | |
400 | 655 | 535 | 474 | 585 | 838 | 4 | 5 | 58 | 16-φ41 | 720 | 470 | |
450 | 680 | 560 | 524 | 610 | 914 | 4 | 5 | 60 | 20-φ41 | 820 | 560 |