notice Note: Please be cautious and check with your supplier if this product is for virus protection purposes and if the coronavirus (COVID-19) will affect your order. close

COVNA 3 inch Flange Diaphragm Type Pilot Operated Stainless Steel Steam Pressure Reducing Valve

  • 1-29 Sets
  • 30-59 Sets
  • 60-99 Sets
  • >=100 Sets
1/2in 3/4IN 1in 1 1/4in 1 1/2in 2in 2 1/2in 3in
Stainless Steel ALLOY Forged Casting WCB
Low Pressure
- +
High Pressure
- +
Medium Pressure
- +
0piecesselected, US $in total
View Details
Shipping fee:
Depends on the order quantity.
Lead Time:
12 day(s) after payment received
Customized packaging (Min. Order: 500 Sets)
Graphic customization (Min. Order: 500 Sets)


Customized logo (Min. Order: 500 Sets) Less
Samples: $172.78 /Set, 1 Set (Min. Order): Buy Samples
Contact Supplier
Samples - $172.78 /Set, 1 Set (Min. Order): Buy Samples
Loading... Add To Cart
Report Suspicious Activity
Quick Details
BALL VALVES, Adjustable Relief Valves, Temperature & Pressure Relief Valves, Pressure Reducing Control Valves, Water Pressure Reducing Valves, Steam Pressure Reducing Valve
Place of Origin:
Zhejiang, China
Brand Name:
Model Number:
Steam Pressure Reducing Valve
Temperature of Media:
High Temperature, Low Temperature, Medium Temperature, Normal Temperature
Port Size:
2 inch - 3 inch Pressure Reducing Valve
Pressure Reducing
Product name:
Body material:
Flange Ends
Silver, Blue
water, steam, air, hot water, oil, Air, Gas, Oil, Liquid, Steam
Valve type:
2-way / 3-way
Control Flow Water

Packaging & Delivery

Selling Units:
Single item
Single package size: 
40X10X50 cm
Single gross weight:
10.000 kg
Package Type:
COVNA 3 inch Flange Diaphragm Type Pilot Operated Stainless Steel Steam Pressure Reducing Valve packed with foam in carton
Picture Example:
Lead Time :
Quantity(Sets) 1 - 10 11 - 100 >100
Est. Time(days) 12 15 To be negotiated
Video Description

Our Advantages


Wenzhou COVNA aims to provide our customers the best quality products with the most competitive pricing, on-time delivery and full warranty service.


19 YEARS manufacturer of actuated valves, MASS CUSTOMIZATION acceptable.


• 3 production base, large stock, SHORT LEAD TIME, same day shipping.

• German imported manufacturing facilities, 100% Q.C passed before shipping, quality assured. Industrial standard 1 YEAR (12 months) warranty.


• ISO 9001 certificated, with extra certifications include CE, TUV, RoHS, SGS, BV, explosion & fire safe.


OEM / ODM  service available.







PN(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 24.0
Seal Test Pressure(MPa) 1.6 2.5 4.0 6.4 10.0 16.0
Maximum Inlet Pressure(MPa) 1.6 2.5 4.0 6.4 10.0 16.0
Outlet Pressure Range(MPa) 0.1-1.0 0.1-1.6 0.1-2.5 0.5-3.5 0.5-3.5 0.5-4.5
Pressure Characteristic Deviation(MPa)P2P  GB12246-1989
Flow Characteristic Deviation(MPa)P2P GB12246-1989
Minimum differential pressure(MPa) 0.15 0.15 0.2 0.1 0.8 1.0
Leakage(MPa)       GB12245-1989







Click to enlarge





About Wenzhou COVNA





Wenzhou COVNA Valve Co., Ltd.

Wenzhou COVNA is one of the top manufacturers of quarter turn actuators and actuated valve products in China with 19 years experience. All COVNA products are designed and manufactured by experienced engineers to provide safe and reliable valves, actuators and solutions. COVNA aims to provide our customers the best quality products with the most competitive pricing, on-time delivery and full warranty service.



Our Certificates






Global Trusted






Packing Details






Packing details: each valve will be packed with foam in carton or in pallet to keep it safe during shipment.

Shipping method: we offer a variety of fast shipping methods, including DHL, Fedex, TNT, UPS, EMS, Airway, etc.

Delivery time: within 15 working days after payment due, stocking items same-day shipping.








1. When can I get the price?

We usually quote within 3 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.

2. How can I get a sample to check your quality?

After price confirmation, you can require for samples to check our quality. If you just need a blank sample to check the design and paper quality, we will provide you sample for free, as long as you afford the express freight.

3. How long can I expect to get the sample?

After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.

4. How long does the whole procedure being worked out?

After you place a order,the production handling time is about 45-60 days. We need 15 days to prepare all the stuff then 30 days for manufacturing.

5. What about the transportation and delivery date?

Normally we use shipment to transprot the goods.It is about 25-40 days. It also denpends on which coutry and port you are. It could be shorter if you need to send the goods like Asian.


If there are some emergencies we can send the goods via air express, as long as you afford the traffic expense.


Related Products




Lever Operated Wafer Butterfly Valve, NBR Lined
Gear Operated Butterfly Valve, PTFE Lined
Stainless Steel Flange Globe Valve, Full Bore, Y Type
Stainless Steel Flange Gate Valve, ASME 150lb