Venn Co.
Venn RD-20 type pressure reducing valve (for water / liquid, air / gas)
Manufacturer: Venn Co., Ltd.
Model: RD-20
Features
- Stainless steel and synthetic rubber use for the wetted parts and spring case, so they have excellent corrosion resistance.
- By examining the flow path and adopting square springs, etc., the size and weight have significantly reduced.
- The mounting posture is free.
- Easy to maintain.
- It can use for both liquid and gas at a primary pressure of 2.0 MPa.
Specifications
| Product code | RD20-D |
|---|---|
| Valve type | Pressure reducing valve |
| Nominal diameter | 15-25 (1/2-1) |
| Applicable fluid | Water / liquid / air・ Gas (thing that does not corrode materials) |
| Fluid temperature | 5-60 ℃ |
| Fluid viscosity | Liquid: 800cSt or less |
| Primary side applied pressure | 2.0MPa or less |
| Secondary adjustment pressure range (set pressure) | L: 0.02 to 0.12MPa, M: 0.1 to 0.3MPa, H: 0.25 to 0.5MPa |
| Maximum decompression ratio | Water / Liquid 10: 1 Air / Gas 20: 1 |
| Minimum differential pressure before and after the valve | 0.05MPa |
| Allowable leakage amount | None (visual pressure gauge) |
| End connection | JIS Rc screw |
| Mounting posture | Horizontal / vertical freedom |
| Material body | SCS |
| Material diaphragm | NBR |
| Material disc | NBR |
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