SIZE : DN25/DN32
Face to Face:ISO 5752 , EN 558 , MSS SP67 and API 609 DIN3202
Desgin Standard : EN 593 , MSS SP67 API 609 BS5155
Top Flange : ISO5211
Test standard : API 598 ISO 5208 EN 12266
Specifications:
|
Nominal pressue (MPa) |
1.0 |
1.6 |
|
|
Nominal diameter(mm) |
50-1000 |
50-1000 |
|
|
Test pressure |
Shell |
1.5 |
2.4 |
|
(MPa) |
Seal |
1.1 |
1.76 |
|
Applicable temperature |
150 |
||
|
Applicable medium |
water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids, |
||
|
Operating mode |
manual, worm gear, pneumatic, electric, etc. |
||
Technical Requiement:
Design and Manufacture Conform to AWWA C504
Flange dimensions Conform to ANSI B16.1 CLASS 125
Face to Face dimensions Conform to AWWA C504 Short Body
Testing Conform to AWWA C504
Driving mode: lever, worm actuator, electric, pneumatic
Standards:
|
Design & Manufacture |
Flange Connection |
Face to Face Dimension |
Test & Inspection |
|
MSS SP-67 |
DIN PN10/16/25; ANSI B 16.1 |
API609 |
API 598 |
Material:
|
No. |
Part Name |
Material |
|
1 |
Body |
Carbon Steel/Stainless Steel/Cast Iron/Ductile Iron/ Al-Bronze |
|
2 |
Disc |
Al-Bronze/CF8M/Ductile iron/WCB |
|
3 |
Seat |
EPDM/PEFE/Buna/NBR/Hypalon |
|
4 |
Stem |
Carbon Steel/SS304/SS420 |
|
5 |
Bushing |
PTFE/Lubricating |
|
6 |
O ring |
EPDM/PEFE/Buna/NBR/Hypalon |
|
|
Features:

Product Descrption
Our DN25 butterfly valve is a precision-engineered solution designed specifically for efficient flow management in HVAC systems. Featuring a compact, wafer-style design, this valve is highly versatile and easy to install in tight piping configurations where space is at a premium.
The valve utilizes a durable hand lever operated mechanism, allowing for quick, manual, and intuitive control over fluid flow. This makes it an ideal choice for operational environments that require frequent adjustments or straightforward manual intervention. The integration of a soft seal butterfly valve design ensures a tight, bubble-proof shut-off, preventing leakage and maintaining system pressure integrity in various HVAC applications.
Built to meet rigorous industry standards, our butterfly valve DN25 provides consistent performance and long-term reliability. The robust construction and high-quality materials are selected to withstand the demands of heating, ventilation, and air conditioning cycles, ensuring longevity even with daily use. Whether you are working on a commercial infrastructure project or a specialized industrial maintenance task, this valve is engineered to provide smooth operation and minimal maintenance requirements.
We are committed to delivering engineering solutions that meet your specific project needs. Beyond our standard DN25 offering, we specialize in customizing dimensions, materials, and configurations to ensure perfect compatibility with your existing piping infrastructure. Our commitment to precision manufacturing allows us to handle large-scale supply requirements effectively. If you need technical support to select the right valve for your specific pressure, temperature, or flow parameters, our team is ready to assist. Contact us today to discuss your project requirements and receive a detailed quote tailored to your specifications.