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Pneumatic Inflatable Butterfly Valve With Space Saving

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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

Availability:
Quantity:

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.

Key Specifications at a Glance

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

Product Overview & Working Principle

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.

Pneumatic Inflatable Butterfly Valve With Space Saving

Core Advantages & Design Features

Space-Saving & Cost-Efficient Configuration

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.

Superior Wear Resistance & Extended Service Life

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.

Reliable Bubble-Tight Sealing

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.

Typical Application Industries

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.

Why Choose Pioneer Valve?

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.

FAQs

What is the maximum operating pressure of the Pneumatic Inflatable Butterfly Valve?

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.

What media is this valve most suitable for?

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.

What connection types are available for this valve?

The standard configuration is a wafer-type connection, fully compliant with GB, ASME, and JIS flange standards to fit most existing pipeline layouts.

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