Stainless Steel 3 Way Ball Valve Female Thread Internal Thread Ball Valve Industrial Valve Supplier

The Internal Thread Three-Way Ball Valve is a versatile flow control valve designed for fluid diversion, mixing, and shut-off applications. Featuring a three-way ball structure with internal threaded connections, it provides flexible pipeline control, compact installation, reliable sealing performance, and convenient operation.

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Internal thread three-way ball valve Parameter Specifications Industry Applications

Internal thread three-way ball valve

The valve is manufactured using high-quality materials such as stainless steel, brass, and alloy materials, offering excellent corrosion resistance, pressure resistance, and durability. With multiple flow configurations such as L-port and T-port designs, it can efficiently control the direction of fluid flow in complex piping systems.

We provide professional OEM manufacturing and customization services, including customized valve sizes, materials, thread standards, pressure ratings, flow channel designs, sealing materials, handle styles, surface treatments, logo marking, and packaging solutions. Our production process is supported by strict quality management systems, complete valve industry certifications, testing procedures, and inspection capabilities to ensure compliance with international standards and customer requirements.

Parameter Specifications

Parameter	Specification
Product Name	Internal Thread Three-Way Ball Valve
Valve Type	Three-Way Ball Valve
Port Design	L-Port / T-Port
Body Material	Stainless Steel 304/316, Brass, Carbon Steel, Alloy Materials
Ball 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
Operation Method	Manual Handle / Pneumatic Actuator / Electric Actuator
Sealing Material	PTFE, RPTFE, PEEK, Graphite
Flow Mode	Diversion, Mixing, Shut-Off
Ball Structure	Three-Way Rotating Ball Design
Stem Design	Anti-Blowout Stem Structure
Flow Direction	Multi-Directional Flow Control
Design Standard	ANSI, DIN, GB, JIS Standards Available
Testing Standard	API 598 / EN 12266 Pressure Testing
OEM Capability	Customized Design, Materials, Dimensions, Branding and Packaging
Certification	ISO, CE, API, PED and Other Valve Industry Certifications Available

Industry Applications

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

Chemical Industry – Used for controlling and diverting chemical process fluids.
Oil & Gas Industry – Applied in fuel systems, gas pipelines, and process control equipment.
Water Treatment Systems – Used for water distribution, filtration, and pipeline switching applications.
HVAC Systems – Suitable for heating, cooling, and air-conditioning fluid control.
Food & Beverage Industry – Applied in stainless steel fluid handling systems.
Pharmaceutical Industry – Used in clean process pipelines requiring reliable flow control.
Industrial Automation Systems – Suitable for automated fluid switching and control systems.
Machinery Equipment – Used as a compact control valve in hydraulic and pneumatic equipment.
Laboratory and Testing Equipment – Applied in precision fluid routing systems.

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%.