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Home > Industrial Equipment & Components > Valve > Butterfly Valve > Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection thumbnail-3

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection thumbnail-4

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection thumbnail-5

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection photo-1

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection photo-2

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection photo-3

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection photo-4

Heavy-Duty API 609 Butterfly Valve With Pneumatic Rack-and-Pinion Actuator, ANSI Flange Connection photo-5

Product Spotlights

This heavy-duty butterfly valve combines API 609 design rigor for high-integrity services with a reliable pneumatic rack-and-pinion actuator for precise automation. Featuring robust ANSI flange connections and versatile material options, it ensures leak-proof performance, durability in demanding conditions, and easy integration into global piping systems. Ideal for remote or automated on/off and throttling control in oil & gas, chemical, and power industries.

Negotiable MOQ: 1 Unit (Price negotiable depending on order volume and customization)

Key Specifications

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Valve Type:

Butterfly Valve

Design Standard:

API 609

Connection Type:

ANSI Flange

Contact Supplier Request Quote Chat Now

Shanghai Zhibang Valve Manufacture Co.,ltd

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Valve Type Butterfly Valve

Design Standard API 609

Connection Type ANSI Flange

Actuator Type Pneumatic Rack-and-Pinion

Body Material Cast Steel / Ductile Iron / Stainless Steel

Disc Material Stainless Steel / Carbon Steel

Seat Material PTFE / EPDM / Metal

Pressure Rating ANSI Class 150 / Class 300

Temperature Range -20°C to +200°C (Depending on seat)

Operation Quarter-turn (90°)

As a professional manufacturer with a strong commitment to quality and reliability, Shanghai Zhibang Valve Manufacture Co., Ltd. proudly presents our Heavy-Duty API 609 Butterfly Valve equipped with a robust Pneumatic Rack-and-Pinion Actuator. Engineered for demanding industrial applications, this valve combines the stringent design requirements of API 609 with the precise, automated control of a pneumatic actuator, offering a superior solution for on/off and throttling services. With ANSI flange connections ensuring easy integration into your existing piping systems, this valve is built to deliver exceptional performance, durability, and operational efficiency in critical processes across various sectors.

Our valve is designed to meet the rigorous standards required by industries such as oil & gas, petrochemical, power generation, and water treatment. The integration of a rack-and-pinion pneumatic actuator provides reliable, fail-safe operation with quick response times, making it ideal for remote or automated control systems. Below, we detail the key features, technical specifications, and benefits that set our product apart.

Core Product Features & Technical Advantages:

API 609 Compliant Design: Manufactured in accordance with API Standard 609 for butterfly valves, ensuring high structural integrity, dimensional accuracy, and performance suitable for demanding services.
Heavy-Duty Construction: The valve body and components are crafted from high-grade materials like cast steel, ductile iron, or stainless steel, providing excellent resistance to pressure, corrosion, and mechanical stress.
Pneumatic Rack-and-Pinion Actuator: Offers precise 90-degree quarter-turn operation. The actuator design ensures high torque output, smooth movement, and is available in double-acting or spring-return (fail-safe) configurations.
ANSI Flange Connection: Standard ANSI flanges (e.g., Class 150 or Class 300) facilitate easy and leak-proof installation, compatible with a wide range of piping systems globally.
Versatile Seat Options: Available with resilient seats (PTFE, EPDM) for tight shut-off in general services or metal-seated designs for higher temperature and abrasive media applications.
Low Maintenance & Long Service Life: The streamlined design with minimal moving parts reduces wear and tear. The corrosion-resistant materials and robust seat design contribute to extended operational life with minimal downtime.
Excellent Flow Characteristics: The disc design provides low pressure drop and high CV values, optimizing flow efficiency and reducing energy consumption in the system.

Detailed Technical Specifications:

Parameter	Specification / Option
Design Standard	API 609
Face-to-Face	Per API 609 / ANSI B16.10
Pressure Rating	ANSI Class 150, Class 300 (Other ratings available)
Connection	ANSI RF, RTJ, or FF Flange
Body Material	WCB, LCB, CF8, CF8M, Ductile Iron
Disc Material	410 SS, 304 SS, 316 SS, Carbon Steel
Seat Material	PTFE, EPDM, NBR, Metal (Stainless Steel)
Stem Material	Stainless Steel (17-4PH or equivalent)
Actuator Type	Pneumatic Rack-and-Pinion (Double-acting or Spring Return)
Actuator Supply Pressure	Typical 4-7 bar (60-100 psi)
Temperature Range	-20°C to +200°C (Resilient Seat), Up to +425°C (Metal Seat)
Operation	Quarter-turn (0° to 90°), with optional position indicator

Benefits for Your Operation:

Enhanced Process Reliability: The API 609 design and pneumatic automation ensure consistent, repeatable valve operation, minimizing human error and process variability.
Reduced Total Cost of Ownership: Durable construction and low maintenance requirements lead to lower lifecycle costs compared to less robust alternatives.
Improved Safety: The fail-safe spring return actuator option can automatically move the valve to a safe position (open or closed) in case of air supply failure, protecting personnel and equipment.
Global Compatibility: ANSI flanges are widely accepted, simplifying procurement, spare parts management, and system integration for international projects.
Flexible Configuration: Available in a range of sizes, materials, and actuator options, allowing customization to meet specific pressure, temperature, and media requirements.

Shanghai Zhibang Valve Manufacture Co., Ltd., established in 2016 and holding ISO9001 certification, demonstrates a proven track record of delivering quality industrial valves. Our products, exported to key markets across North America, South America, Europe, Asia, Africa, and Oceania, totaling an annual export value between US$1 Million and US$1.5 Million, are trusted for their performance and durability. Sourced directly from our factory in Shanghai and shipped from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing, you receive a competitively priced product backed by reliable logistics and manufacturer support. Choose our Heavy-Duty API 609 Butterfly Valve for a solution that combines robust engineering, automated control, and global compliance to enhance the efficiency and safety of your fluid handling systems. Contact us today for a detailed quotation or technical consultation.

Frequently Asked Questions (FAQ):

What is the main advantage of an API 609 butterfly valve over a standard wafer type?
API 609 valves are designed with a lug or double-flanged body style, providing a more robust connection that can support the pipeline weight and allow downstream maintenance without needing a spacer, unlike wafer-type valves. They are intended for more demanding services.
Can this valve be used for throttling (flow control) applications?
Yes, when paired with the pneumatic rack-and-pinion actuator and appropriate positioner, this butterfly valve can provide precise flow modulation. The disc design and actuator's smooth operation make it suitable for throttling duties within its specified range.
What are the available fail-safe modes for the pneumatic actuator?
The actuator is available in two main configurations: Double-acting (requires air to move both open and close) and Spring-return (fail-safe). The spring-return version will automatically drive the valve to a predefined safe position (fully open or fully closed) upon loss of air supply.
Is the valve suitable for corrosive or abrasive media?
Yes, by selecting appropriate body/disc materials (e.g., stainless steel CF8M/316) and seat materials (e.g., PTFE or metal), the valve can handle a wide range of corrosive and mildly abrasive fluids. Specific media compatibility should be confirmed for your application.
What accessories are typically needed for a complete automated valve package?
A complete package often includes the valve, pneumatic actuator, solenoid valve (for on/off control), positioner (for modulating control), limit switches (for position feedback), and air filter regulator. These can be supplied as a unit.
How do I determine the correct valve size and pressure class for my application?
You need to know your pipeline size (NPS), required pressure rating (based on maximum operating pressure and temperature), and the fluid properties. Our technical team can assist in selection based on your provided process data.
What is the typical lead time for this product?
Lead time depends on the specific configuration, size, and quantity. Standard configurations may have shorter lead times, while customized orders require additional engineering and manufacturing time. Please inquire for an accurate schedule.
Do you provide documentation and support for installation and maintenance?
Yes, we provide detailed installation, operation, and maintenance manuals with each valve shipment. Our technical support team is also available to answer questions during installation and commissioning.