Customization: | Available |
---|---|
Certification: | ISO |
Temperature: | Ordinary Temperature |
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Field of Application.
Product Name:Y43H Pilot Piston Type Steam Pressure Reducing ValveMaterial of Main Component.
Name of component | Material of component |
Valve body, valve cover, seat cover | WCB/FCB* |
Valve seat, valve disc | 2Cr13/304* |
Cylinder sleeve | 25 (hard chrome plating)/304* |
Piston | 2Cr13 /copper alloy* |
Piston ring | Alloy cast iron/ polyphenyl* |
Pilot valve seat, pilot valve rod | 2Cr13/304* |
Membrane | 1Cr19Ni9Ti |
Spring of main valve and pilot valve | 50CrVA |
Adjusting valve | 60Si2Mn |
DN | External Dimension | DN | External Dimension | ||||||
L | H | H1 | L | H | H1 | ||||
1.6/2.5 Mpa | 4.0 Mpa | 6.4 Mpa | 10.0/16.0 Mpa | ||||||
15 | 160 | 180 | 295 | 90 | 15 | 180 | 180 | 305 | 100 |
20 | 160 | 180 | 330 | 98 | 20 | 180 | 200 | 340 | 105 |
25 | 180 | 200 | 330 | 110 | 25 | 200 | 220 | 340 | 120 |
32 | 200 | 220 | 330 | 110 | 32 | 220 | 230 | 340 | 120 |
40 | 220 | 240 | 345 | 125 | 40 | 240 | 240 | 355 | 135 |
50 | 250 | 270 | 345 | 125 | 50 | 270 | 300 | 355 | 135 |
65 | 280 | 300 | 350 | 130 | 65 | 300 | 340 | 360 | 140 |
80 | 310 | 330 | 385 | 160 | 80 | 330 | 360 | 395 | 170 |
100 | 350 | 380 | 385 | 170 | 100 | 380 | 380 | 400 | 185 |
125 | 400 | 450 | 400 | 200 | 125 | 450 | 450 | 415 | 215 |
150 | 450 | 500 | 415 | 210 | 150 | 500 | 500 | 430 | 225 |
200 | 500 | 550 | 475 | 240 | 200 | 550 | 550 | 495 | 260 |
250 | 650 | 650 | 525 | 290 | 250 | 650 | 650 | 545 | 310 |
300 | 800 | 800 | 580 | 335 | 300 | 800 | 800 | 600 | 355 |
350 | 850 | 850 | 620 | 375 | 350 | 850 | 850 | 640 | 395 |
400 | 900 | 900 | 660 | 405 | 400 | 900 | 900 | 690 | 435 |
450 | 900 | 900 | 730 | 455 | 450 | ||||
500 | 950 | 950 | 750 | 465 | 500 | 950 | 780 | 495 |
Nominal pressure | PN1.6Mpa | PN2.5Mpa | PN4.0Mpa | PN6.4Mpa | PN10.0Mpa | PN16.0Mpa |
Tested pressure of shell | 2.4Mpa | 3.75Mpa | 6.0Mpa | 9.6Mpa | 15.0Mpa | 24.0Mpa |
Sealing test pressure | 1.6Mpa | 2.5Mpa | 4.0Mpa | 6.4Mpa | 10.0Mpa | 16.0Mpa |
Maximum upstream pressure | 1.6Mpa | 2.5Mpa | 4.0Mpa | 6.4Mpa | 10.0Mpa | 16.0Mpa |
Pressure range of outlet | 0.1-1.0Mpa | 0.1-1.6Mpa | 0.1-2.5Mpa | 0.5-3.5Mpa | 0.5-3.5Mpa | 0.5-4.5Mpa |
Minimum differential pressure | 0.15Mpa | 0.15Mpa | 0.2Mpa | 0.4Mpa | 0.8Mpa | 1.0Mpa |
Medium | steam | |||||
Operating temperature | 425 |
DN | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 500 |
Cv | 1 | 2.5 | 4 | 6.5 | 9 | 16 | 25 | 36 | 64 | 100 | 140 | 250 | 400 | 570 | 780 | 1020 | 1500 |