The Pneumatic Ball Valve with Actuator is a precision-engineered automated fluid control device that integrates a ball valve with a pneumatic actuator. Driven by an air source, the actuator achieves a rapid 90° opening and closing motion, with the fastest switching speed reaching 0.05 seconds per cycle, earning it the industry designation of a "pneumatic quick-cutoff ball valve." The core component is a ball featuring a hollow bore; rotating the ball controls the fluid's passage. When the bore aligns with the pipeline, the valve is open; a 90° rotation seals the flow path. Characterized by a compact structure, reliable sealing, and minimal fluid resistance (equivalent to a pipe section of the same length), this valve is highly versatile. It handles a wide range of media, including water, solvents, acids, natural gas, oxygen, hydrogen peroxide, methane, ethylene, pulp, sewage, and fluids containing fibers or fine solid suspensions. It is extensively utilized across the petroleum, chemical, power generation, papermaking, nuclear, aviation, aerospace, pharmaceutical, and food processing industries.
Size: DN15~DN300 customizable
Detailed Technical Specifications
|
Parameter |
Technical Specification |
|
Product Name |
Pneumatic Ball Valve with Actuator |
|
Nominal Diameter |
DN15 ~ DN300 (NPS 1/2" ~ 12") |
|
Nominal Pressure |
PN1.6 / PN2.5 / PN4.0 / PN6.4 / PN10 / PN16 / PN25 / PN42 (Class 150 ~ Class 2500) |
|
Body Material |
Carbon Steel WCB/LCB, Stainless Steel 304/304L/316/316L/316Ti, Alloy Steel WC6/WC9, Cast Iron, Bronze, Brass |
|
Ball Material |
Stainless Steel 304/316, Chrome-Plated Carbon Steel, Nickel-Based Alloys |
|
Sealing Material |
Soft Seal: PTFE, RPTFE, PPL, PEEK, Viton; Hard Seal: Stellite Overlay, Stellite Alloy |
|
Actuator Type |
Rack and Pinion / Cam Action |
|
Actuator Action |
Double Acting / Spring Return (Fail-Open / Fail-Close) |
|
Air Supply Pressure |
0.2 ~ 0.8 MPa (2.5 ~ 8.0 bar); Recommended: 0.4 ~ 0.7 MPa |
|
Output Torque |
10 ~ 4173 Nm (Configurable based on actuator model) |
|
Switching Time |
0.05 ~ 3.0 Seconds (Adjustable via throttle valve) |
|
Operating Temperature |
Soft Seal: -196°C ~ +260°C; Hard Seal: -40°C ~ +650°C |
|
Leakage Rate |
Soft Seal: Zero Leakage (ANSI/FCI 70-2 Class VI); Hard Seal: ≤10⁻⁵ % (ANSI/FCI 70-2 Class IV) |
|
Connection Type |
Flange (ANSI B16.5 / DIN EN 1092-1 / GB 9113), Thread (NPT/BSP/GB/T 12716), Weld (BW/SW/SCW), Wafer, Tri-Clamp |
|
Face-to-Face Dimension |
GB/T 12221 / ANSI B16.10 / DIN 3202 |
|
Design Standards |
Design & Manufacturing: API 608 / API 6D / GB/T 12237; Testing: API 598 / JB/T 9092 / GB/T 13927 |
|
Actuator Certification |
ATEX (EX II 2GD), ISO 5211 Mounting Flange, VDI/VDE 3845 Namur Interface |
|
Accessories |
Solenoid Valve, Limit Switch, Positioner, Air Filter Regulator, Manual Override Handwheel, Control Box |
|
Control Mode |
On/Off, Modulating (4-20mA), Emergency Shut-Down (ESD) |
|
Surface Coating |
Carbon Steel: Powder Coating / Epoxy Zinc-Rich Primer + Polyurethane Topcoat; Stainless Steel: Natural Polish / Pickling & Passivation |
|
Minimum Order Qty (MOQ) |
1 Unit (Standard), 5 Units (Customized) |
|
Lead Time |
7-15 Days (Standard), 20-30 Days (Customized) |
Key Product Highlights
1. Rapid Response: Achieves a 90° rotation for opening and closing in as fast as 0.05 seconds per cycle, making it ideal for emergency shut-off applications.
2. High-Precision Control: Optional positioners enable precise 0-100% opening modulation for accurate flow regulation.
3. Explosion-Proof Certification: Actuators carry ATEX certification, ensuring safe operation in flammable and explosive hazardous environments.
4. Fail-Safe Design: Single-acting spring return models automatically reset to a safe position (Fail-Open/Fail-Close) in the event of air supply failure.
5. Extended Service Life: Features precision rack-and-pinion transmission, delivering a service life exceeding 1 million cycles.
6. Low Maintenance: Constructed with all-stainless steel fasteners and NBR/Viton seals, offering a maintenance-free design.
7. Wide Temperature Range: Soft-seal variants operate from -196°C to 260°C, while hard-seal variants withstand temperatures up to 650°C.
8. Versatile Actuator Options: Available in double-acting (rapid directional change) and single-acting spring return (fail-safe) configurations.
Applicable Industries: Petroleum & Natural Gas, Chemical Processing, Pharmaceuticals, Food & Beverage, Power Generation, Papermaking, Water Treatment, Metallurgy, and Aerospace.

Private Label Service Process
1. Select Service: Contact our sales team with your specific requirements (product model, material, pressure rating, actuator type, quantity, etc.) to receive a tailored quotation and technical proposal.
2. Sample Confirmation: We provide samples for your testing and validation to confirm technical parameters, material reports, and functional performance.
3. Packaging Design: Our design team offers complimentary design services for product labels, packaging boxes, and manuals, fully supporting your brand's visual identity.
4. Mass Production: Upon sample approval, we proceed to mass production under strict ISO 9001 quality management, providing factory inspection reports for every batch.
5. Quality Inspection & Shipping: Every unit undergoes 100% factory pressure and functional testing. We provide third-party inspection reports (e.g., SGS) and ensure secure packaging prior to dispatch.
Who We Work With

FAQ
Q1: Do your Pneumatic Ball Valves with Actuators support customization? What is the MOQ?
A: We fully support OEM/ODM customization, including valve body material, sealing material, actuator type, connection method, and surface treatment. The MOQ is 1 unit for standard products and 5 units for customized products. We offer flexible minimum order quantities to accommodate diverse needs, from startup brands to large-scale purchasers.
Q2: What types of pneumatic actuators are available, and how do I choose?
A: We offer two primary types: (1) Double Acting: Driven by compressed air in both directions with fast switching speeds (as low as 0.05 seconds), ideal for frequent directional changes and rapid shut-off. (2) Spring Return: Features an internal spring that provides a restoring force, automatically resetting to a safe position (Fail-Open or Fail-Close) during air supply failure, suitable for high-safety applications. We can recommend the optimal model based on your specific operating conditions.
Q3: Do your actuators have explosion-proof certification? Can they be used in hazardous environments?
A: Yes, all our pneumatic actuators carry ATEX certification (EX II 2GD), complying with EU Directive 2014/34/EU standards. They are safe for use in Zones 0, 1, and 2 hazardous environments. The actuator housing is made of anodized aluminum alloy with an IP67 protection rating, ensuring stable operation in harsh industrial conditions.
Q4: What accessories can be configured? Do you support automation integration?
A: We provide a comprehensive accessory selection: Solenoid Valves (AC220V/DC24V, direct Namur interface mounting), Limit Switches (explosion-proof/standard), Pneumatic Positioners (4-20mA signal modulation), Air Filter Regulators (filter + reduce + lubricate), and Manual Override Handwheels (for manual operation during power/air failure). All accessories support automation system integration, seamlessly connecting with PLC/DCS/SIS systems and supporting Modbus/Profibus communication protocols.
Q5: What are the lead times and after-sales services?
A: Standard products ship within 7-15 business days, while customized products require 20-30 business days. All products undergo 100% shell pressure and sealing tests before shipment, accompanied by complete factory inspection reports and material certificates (3.1 certificates available upon request). We offer a 12-month warranty and lifetime technical support, including remote debugging guidance and on-site services to ensure the stable operation of your valve systems.
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