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Product Type: Pneumatic Inflatable Butterfly Valve
Model: CD671X-16
Nominal Diameter: NPS 2” ~ NPS32” (DN50 ~ DN800)
Operating Pressure: 1.0 ~ 2.5MPa
Body Material: Cast Iron, Carbon Steel, Stainless Steel
Trim Material: 304, 316, 316L Stainless Steel
Seat Seal Material: NBR, EPDM, PTFE, and other custom options
Connection Type: Wafer
Design Standards: GB/T 12238, API 609, JIS B2071
Face to Face Standards: GB/T 12221, ASME B16.10, JIS B2002
End Connection Standards: GB/T 9113, ASME B16.5, JIS B2211
Inspection & Test Standards: GB/T 26480, API 598, JIS B2003
Actuation: Pneumatic Actuator
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Description
For industrial procurement specialists and bulk material handling system operators seeking reliable, low-maintenance valve solutions for abrasive media, our Pneumatic Inflatable Butterfly Valve delivers industry-leading sealing performance and space-saving design for even the most demanding pneumatic conveying applications. Engineered with innovative inflatable seat technology, this valve addresses common pain points of traditional butterfly valves, including excessive wear, high torque requirements, and inconsistent sealing in solid particle handling scenarios.
Product type | Pneumatic Inflatable Butterfly Valve |
|---|---|
Model | CD671X-16 |
Nominal diameter | NPS 2”~NPS32”(DN50~DN800) |
Operating pressure | 1.0~2.5MPa |
Body Material | Cast Iron, Carbon Steel, Stainless Steel |
Trim material | 304,316,316L |
Seat seal material | NBR, EPDM, PTFE etc. |
Connecting end | Wafer |
Design standard | GB/T 12238, API 609, JIS B2071 |
Face to face | GB/T 12221, ASME B16.10, JIS B2002 |
End Connection | GB/T 9113, ASME B16.5, JIS B2211 |
Inspection and test | GB/T 26480, API 598, JIS B2003 |
Operation device | pneumaticactuator |
Our space-saving pneumatic inflatable butterfly valve features a proprietary inflatable seat design that redefines butterfly valve performance for solid and slurry handling. Unlike conventional butterfly valves that rely on disc compression against the seat to create a seal, this valve uses controlled air pressure to expand the resilient seat uniformly against the disc, creating a 360-degree bubble-tight seal with even pressure distribution. This unique operating principle eliminates metal-to-seat friction during the 90-degree opening and closing cycle, resulting in extremely low operating torque, minimal wear, and a significantly extended service life. The valve’s low torque requirement allows for the use of a smaller, more compact pneumatic actuator, reducing both the valve’s overall footprint and total cost of ownership for your system.
The reduced torque demand of our inflatable seat butterfly valve enables the use of a compact pneumatic actuator, cutting down required installation space by up to 30% compared to standard pneumatic butterfly valves of the same size. This not only simplifies installation in space-constrained pipeline layouts but also lowers upfront equipment costs and long-term energy consumption for actuation.
By eliminating continuous friction between the disc and seat during operation, the valve minimizes wear on both critical components, even when handling highly abrasive dry powder, solid particles, and slurry media. This reduces maintenance frequency, downtime, and replacement part costs for high-cycle industrial operations.
The inflatable seat design delivers consistent, uniform sealing pressure across the entire disc circumference, eliminating leaks that commonly occur with traditional butterfly valves in uneven pressure or abrasive media applications. The seal remains effective even with minor disc wear, ensuring long-term performance reliability.
Our low torque inflatable butterfly valve is the preferred solution for pneumatic conveying systems and bulk material handling operations across a wide range of industrial sectors, including cement and building materials manufacturing, dry powder and bulk solid processing, mineral and mining operations, food and grain processing, chemical powder handling, power generation fly ash conveying, wastewater and sludge treatment, and pulp and paper slurry handling.
With decades of specialized experience in industrial valve manufacturing, Pioneer Valve is a trusted partner for industrial operators and engineering contractors worldwide. Our pneumatic inflatable butterfly valves are manufactured in our state-of-the-art Wenzhou facility, with strict quality control at every production stage, fully compliant with international API, GB, and JIS standards. We offer custom engineering support to tailor valve materials, pressure ratings, and configurations to your specific project requirements, alongside dedicated technical support and responsive after-sales service. Our global delivery network ensures timely order fulfillment for projects of all sizes, from single-unit replacements to bulk system installations.
Our standard inflatable butterfly valve supports an operating pressure range of 1.0MPa to 2.5MPa, with custom high-pressure configurations available upon request for specialized applications.
This valve is optimized for dry powder, solid particles, abrasive media, gas, and slurry, making it the ideal choice for pneumatic conveying systems and bulk material handling operations.
The standard configuration is a wafer-type connection, fully compliant with GB, ASME, and JIS flange standards to fit most existing pipeline layouts.
