three-way control valve (pneumatic)
technical parameter
general model: zjhq (x)
nominal diameter: dn25-300mm
nominal pressure: pn1.6~16mpa
temperature range: -40℃~ 450℃
flange size: hg/t20592-2009
leakage standard: gb/t4213-1992
body material: zg230-450, zg1cr18ni9
spool material: 1cr18ni9, zg1cr18ni9
sealing packing: ptfe, flexible graphite
product detail
product description
three-way control valve to achieve drip sealing, leakage level vi level, ratio is typically used to regulate, through adjust the position of valve core will be two separate fluid by required from common export ratio, when the dn 80 mm, can also be used to bypass occasion.
main connection size
| dn(mm) | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| l | pn16/25 | 185 | 200 | 220 | 250 | 275 | 300 | 350 | 410 | 450 | 550 | 670 | 770 |
| pn40 | 190 | 210 | 230 | 255 | 285 | 310 | 355 | 425 | 460 | 560 | 740 | 805 | |
| pn64 | 200 | 210 | 235 | 265 | 295 | 320 | 370 | 440 | 475 | 570 | 750 | 820 | |
| h | pn16/25 | 117 | 120 | 139 | 144 | 188 | 208 | 220 | 268 | 278 | 320 | 441 | 503 |
| pn40 | 124 | 128 | 145 | 150 | 195 | 220 | 230 | 280 | 290 | 335 | 465 | 528 | |
| pn64 | 130 | 135 | 155 | 170 | 205 | 240 | 255 | 295 | 310 | 360 | 480 | 550 | |
| h1 | 165 | 185 | 185 | 205 | 245 | 255 | 270 | 335 | 365 | 430 | 560 | 680 | |
| h2 | 298 | 298 | 298 | 298 | 380 | 380 | 380 | 510 | 510 | 510 | 650 | 650 | |
| h3 | 177 | 177 | 177 | 177 | 182 | 182 | 182 | 182 | 182 | 218 | 218 | 218 | |
| l1 | 280 | 280 | 280 | 280 | 350 | 350 | 350 | 475 | 475 | 475 | 560 | 560 | |
| a | 282 | 282 | 282 | 282 | 360 | 360 | 360 | 470 | 470 | 470 | 580 | 580 | |
| c | 220 | 220 | 220 | 220 | 270 | 270 | 270 | 320 | 320 | 320 | 400 | 400 | |