Pneumatic 3 Way Female Thread Ball Valve Stainless Steel Actuated Ball Valve Flow Control Valve

The Pneumatic Three-Way Internal Thread Ball Valve is an automated multi-directional flow control valve that combines a three-way ball valve with a pneumatic actuator, providing fast switching, reliable shut-off, and precise flow direction control. Designed with an internal threaded connection structure, it offers compact installation, convenient maintenance, and excellent sealing performance.

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Pneumatic three-way internal thread ball valve Parameter Specifications Industry Applications

Pneumatic three-way internal thread ball valve

Featuring L-port and T-port flow channel designs, the valve can achieve fluid diversion, mixing, and switching functions. The pneumatic actuator enables rapid response and remote automatic operation, making it suitable for industrial automation systems requiring frequent flow control and pipeline switching.

We provide professional OEM manufacturing and customization services, including customized valve sizes, body materials, thread standards, pressure ratings, flow channel designs, actuator specifications, control accessories, sealing materials, surface treatments, logo marking, and packaging solutions. Our products are manufactured under strict quality management systems with complete valve industry certifications, testing procedures, and inspection capabilities to ensure compliance with international standards and customer project requirements.

Parameter Specifications

Parameter	Specification
Product Name	Pneumatic Three-Way Internal Thread Ball Valve
Valve Type	Pneumatic Actuated Three-Way Ball Valve
Port Design	L-Port / T-Port
Body Structure	Three-Way Ball Valve with Internal Thread Connection
Body Material	Stainless Steel 304/316, Brass, Carbon Steel, Alloy Materials
Ball Material	Stainless Steel / Customized Materials
Stem Material	Stainless Steel / Customized Materials
Connection Type	Internal Thread Connection
Thread Standard	NPT / BSP / BSPT / G Thread
Nominal Size	DN8-DN100 / 1/4"-4"
Pressure Rating	PN1.6-PN6.4 MPa / Class 150-Class 600
Working Temperature	-20°C to 180°C (Customized according to materials)
Applicable Medium	Water, Oil, Gas, Air, Steam, Chemical Fluids
Actuator Type	Pneumatic Double-Acting / Single-Acting Actuator
Air Supply Pressure	0.3-0.8 MPa
Control Method	Solenoid Valve Control / Remote Pneumatic Control
Sealing Material	PTFE, RPTFE, PEEK, Graphite, Metal Seal
Flow Function	Diversion, Mixing, Switching, Shut-Off
Port Type	Full Port / Reduced Port
Flow Direction	Multi-Directional Flow Control
Stem Design	Anti-Blowout Stem Structure
Actuator Mounting	ISO5211 Standard Mounting Available
Operating Speed	Fast Open/Close Operation
Design Standard	ANSI, API, DIN, GB, JIS Standards Available
Testing Standard	API 598 / EN 12266 Pressure Testing
OEM Capability	Customized Design, Materials, Actuators, Control Accessories, Branding and Packaging
Certification	ISO, CE, API, PED and Other Valve Industry Certifications Available

Industry Applications

The Pneumatic Three-Way Internal Thread Ball Valve is widely used in industries requiring automated flow switching, mixing, and distribution control, including:

Industrial Automation Systems – Used for automatic pipeline switching and process control.
Chemical Industry – Suitable for controlling chemical fluids, mixing processes, and production pipelines.
Oil & Gas Industry – Applied in fuel systems, gas pipelines, and energy equipment.
Water Treatment Industry – Used in water distribution, filtration, and wastewater treatment systems.
HVAC Systems – Applied in heating, cooling, and air-conditioning fluid control.
Food & Beverage Industry – Suitable for automated fluid handling and processing systems.
Pharmaceutical Industry – Used in clean process pipelines requiring accurate flow control.
Pneumatic Equipment – Applied in compressed air systems and automated machinery.
Industrial Production Lines – Provides fast and reliable fluid switching solutions.
Laboratory and Testing Equipment – Used for precise multi-channel fluid control.

CUSTOMIZED SERVICE Customized Product

Material customization plan

Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.

Structural optimization design

For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.

Interface standard adaptation

Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.