Introducing our exquisite Hydraulic Butterfly Valve, masterfully crafted from robust Ductile Iron GGG-50, complemented by an AISI 316 Disc. Meticulously designed in Wafer Type to meet and exceed PN16 specifications, this valve epitomizes unparalleled durability, seamless efficiency, and exceptional performance.
Available in versatile PN10/16 pressure ratings, ensuring reliable performance and adaptability across various applications.
Product Standard Compliance
Design Standards: Conforming to the stringent requirements of BS5155, API609, and BS EN593, providing top-tier reliability, safety, and long-term functionality.
Flange Compatibility: Precisely engineered to meet BS4504, DIN2501, ASME16.1, and JIS 5K/10K standards, ensuring seamless integration and compatibility.
Face-to-Face Dimensions: Accurately constructed in accordance with DIN3202, BS EN558-1, and ISO5752 specifications for perfect alignment and fit.
ASME B16.1: Guaranteeing precise dimensions and unparalleled compatibility with industry requirements.
Top Flange: Expertly designed to ISO5211 standards, ensuring seamless and secure actuator mounting.
Testing Standards: Rigorously tested under BS EN12266 and API598 standards, guaranteeing impeccable quality and reliability.
Technical Specification OverviewSize Range: DN50~DN600 (2'' ~ 24'') to cater to a wide array of applications and requirements.
Pressure Ratings: Engineered to robustly handle PN10/16, providing reliable performance under varying conditions.
Operating Temperature: Efficiently functions within a range of -5°C to 85°C, ensuring consistent performance.
Seat Test: Precision-tested at 1.1 times PN to guarantee optimal sealing under operational pressures.
Shell Test: Rigorously tested at 1.5 times PN, ensuring the highest material integrity and safety.
Medium Suitability: Perfectly suited for both Clean Water and Sewage applications, providing versatile utility.
Key Features
Innovative bidirectional seal design, ensuring effortless operation and straightforward installation.
Streamlined disc structure to minimize head loss, enhancing overall system efficiency.
Vulcanized rubber seat, ensuring low torque operation and smooth functionality.
Direct pipeline installation capability, eliminating the need for additional flanges or gaskets, simplifying the process.
Material Specifications: Constructed from premium materials for unmatched longevity and superior performance.
Precise Dimensions: Carefully tailored to meet stringent industry standards, guaranteeing a perfect fit.

About Us


Suzhou Walter Flow Control Equipment Co., Ltd We are a leading manufacturer specializing in advanced water system valves. Our extensive product range includes OEM services for Sluice Valves, Gate Valves, Flange Butterfly Valves, Check Valves, Strainers, Pressure Reducing Valves, Fire Hydrants, and more - with some products certified with FM/UL. At Walter, we are committed to elevating the consumer experience by offering expert advice and state-of-the-art fluid control solutions. We proudly accommodate custom designs and special requirements, ensuring tailored solutions for every unique need.
We eagerly anticipate your inquiry and look forward to providing exceptional service to meet all your needs!