Pressure reducing valve (for steam, for air / gas) RP-8A type pressure reducing valve (for air / gas)
Please refer to page 19 of the catalog for the nominal diameter selection chart.
- Where to use
- Factory equipmentVarious devices
Major features
- Stable control is achieved by adopting a piston guide structure.
- It can be used for a wide range of pressure and flow rates.
- Pressure adjustment is easy due to the manual handle operation of the automatic lock mechanism.
- It is a compact design.
specification
| Product code | RP8A-D |
|---|---|
| Nominal diameter | 20-80 (3/4-3) |
| Applicable fluid | Air / gas |
| Fluid temperature | 5 ~ 80 ° C |
| Primary side applied pressure | 1.0MPa or less |
| Secondary adjustment pressure range | 0.03 ~ 0.8MPa |
| Maximum decompression ratio | 10: 1 |
| Minimum differential pressure before and after the valve | 0.07MPa |
| Deadline boost | 0.02MPa or less |
| offset | Within 0.02MPa (Secondary adjustment pressure 0.03 to 0.035MPa) Within 0.03MPa (Secondary adjustment pressure over 0.035 0.07MPa) Within 0.05MPa (Secondary adjustment pressure over 0.07 0.8MPa) |
| Allowable leakage amount | None (visual pressure gauge) |
| End connection | JIS 10K FF flangeWe also manufacture JIS 10K RF flanges. |
| Material body | SCS |
| Material Valve body | SUS |
| Material Valve seat | SUS |
| Material diaphragm | SUS |
| Material disc | NBR baking |
| Handle or cap color | black |
| Mounting posture | Upright mounting on horizontal piping |
- Use RD-20, 20F type for nominal diameter 15 and RP-11A type for nominal diameter 100 to 150.
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Frequently Asked Questions and Explanations
Is there a leak in the steam pressure reducing valve?
The allowable leakage amount is stated in the specifications of each product.
Does the fluid flow without pressure adjustment?
It doesn't flow. It will flow normally only after adjusting the pressure.
How should I perform maintenance and inspection of the steam pressure reducing valve?
We perform regular maintenance once a year as a guide. Please refer to the instruction manual for details.
Inquiries about this product
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