RP-1H Steam Pressure Reducing Valve, WCB, PN 1.6-4.0 MPa
Key Specifications / Features
Model No.: SJ-PRV-05 Hits: 367
China PN 1.6-4.0 MPa Pressure Reducing Valve Manufacturer Shinjo Supplies PN 1.6-4.0 MPa Steam Pressure Reducing Valve (PRV), RP-1H, WCB, DN15-DN500.
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Detail Information
Parts & Materials:
Body, Bonnet, Bottom, Cap: WCB.
Seat, Plug: 410 S.S.
Sleeve, Piston: C95800.
Diaphragm: 304 S.S.
Piston Ring: Iron–nickel Alloy/PPL.
Regulative Spring: UNS G92600.
Spring: ASTM 6150.
Pilot Valve Spring: ASTM 6150.
Pilot Seat Pilot Stem: 410 S.S.
Performance:
Flow Coefficient (Cv):
Dimensions (PN 1.6 - 4.0 MPa):
Body, Bonnet, Bottom, Cap: WCB.
Seat, Plug: 410 S.S.
Sleeve, Piston: C95800.
Diaphragm: 304 S.S.
Piston Ring: Iron–nickel Alloy/PPL.
Regulative Spring: UNS G92600.
Spring: ASTM 6150.
Pilot Valve Spring: ASTM 6150.
Pilot Seat Pilot Stem: 410 S.S.
Performance:
| Nomial Pressure (MPa) | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| Shell Test Pressure (MPa) | 2.4 | 3.75 | 6.0 | 9.6 | 15.0 | 24 |
| Sealing Test Pressure (MPa) | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| Maximum Input Pressure (MPa) | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| Output Pressure Scope (MPa) | 0.04-1.0 | 0.05-1.6 | 0.08-2.5 | 0.2-3.5 | 0.5-3.5 | 0.5-4.5 |
| Minimum Pressure Difference (MPa) | 0.07 | 0.1 | 0.15 | 0.4 | 0.5 | 0.8 |
Flow Coefficient (Cv):
| DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 500 |
| Cv | 24 | 30 | 50 | 85 | 130 | 190 | 300 | 480 | 680 | 925 | 1150 | 1900 |
Dimensions (PN 1.6 - 4.0 MPa):
Nominal Diameter DN |
External Dimensions | |||
| L | H | Hl | ||
| 1.6/2.5MPa | 4.0MPa | |||
| 15 | 160 | 180 | 265 | 85 |
| 20 | 160 | 180 | 265 | 85 |
| 25 | 180 | 200 | 280 | 95 |
| 32 | 200 | 220 | 280 | 95 |
| 40 | 220 | 240 | 290 | 105 |
| 50 | 250 | 270 | 300 | 130 |
| 65 | 280 | 300 | 315 | 145 |
| 80 | 310 | 330 | 330 | 170 |
| 100 | 350 | 380 | 405 | 200 |
| 125 | 400 | 450 | 450 | 225 |
| 150 | 450 | 500 | 485 | 265 |
| 200 | 500 | 550 | 570 | 290 |
| 250 | 650 | 640 | 325 | |
| 300 | 800 | 740 | 360 | |
| 350 | 850 | 810 | 395 | |
| 400 | 900 | 950 | 430 | |
| 500 | 950 | 1080 | 500 | |
