2-piece Manual Ball Valves are engineered to provide a reliable quarter-turn shut-off for general industrial piping
systems handling water, air, oil, gas, and compatible process media. Their compact two-piece stainless steel construction supports dependable isolation in OEM equipment, manufacturing systems, and facility utilities.
Designed for straightforward installation and long service life, these valves are commonly selected for applications requiring simple on/off control without maintenance complexity.
Available Configurations
2-piece manual ball valves are available in configurations designed to support industrial systems, OEM builds, and distributor inventory programs:
| Configuration Item | Details |
|---|---|
| Body Materials | 304 stainless steel, 316 stainless steel |
| Connection Type | Female NPT threaded ends |
| Port Design | Full port (full bore) |
| Operation | Manual lever handle, quarter-turn |
| Handle Options | Standard lever with locking capability |
| Size Range | 1/4″ to 3″ |
These configurations allow flexible integration into new equipment designs, maintenance replacements, and standardized piping systems.
Key Features & Benefits
- Quarter-turn operation for fast and simple open/close control
- Bubble-tight shutoff ensures reliable isolation in critical systems
- Low operating torque reduces effort and improves usability
- Full-port flow design minimizes pressure drop and maintains system efficiency
- Corrosion-resistant stainless steel construction supports long service life
- Compact 2-piece body design enables cost-effective installation and replacement
- Bi-directional sealing for flexible system integration
Technical Specifications
Full-port construction maintains internal diameter consistency with the pipeline, supporting efficient flow and reduced pressure loss.
| Feature | Specification |
|---|---|
| Valve Type | 2-Piece Manual Ball Valve |
| Body Material | 304 / 316 Stainless Steel |
| Seat Material | PTFE |
| Stem Design | Blowout-proof |
| Port Type | Full port |
| Flow Direction | Bi-directional |
| Connection | Female NPT threaded |
| Size Range | 1/4″–3″ |
| Service Type | General industrial shutoff |
Pressure, Temperature, and Media Fit
2-piece manual ball valves are designed for a wide range of industrial operating conditions:
- Pressure rating: 1000 PSI
- Temperature range: -4°F to 356°F (-20°C to 180°C)
- Media compatibility: water, air, oil, gas, light chemicals and process fluids
Dimensions and Size Range
| Size Category | NPT Sizes |
|---|---|
| Small | 1/4″, 3/8″, 1/2″ |
| Medium | 3/4″, 1″, 1-1/4″, 1-1/2″ |
| Large | 2″, 2-1/2″, 3″ |
Note:
- Standard NPT threading supports easy installation into existing piping systems
- Full-port internal geometry maintains consistent flow across all sizes
- Compact design simplifies installation in tight or modular systems
Design and Performance
The two-piece body construction provides structural strength while allowing straightforward installation. Full-port geometry supports unrestricted flow, while PTFE sealing ensures consistent shutoff performance.
The valve is designed for manual isolation duties in systems where reliable open/close control is required without automation or frequent adjustment.
Typical Applications
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Technical Resources
Atlantic Valves provides technical support materials to assist engineers, distributors, and procurement teams:
- 2-Piece Manual Ball Valve spec sheet
- Dimensional drawings
- Material compatibility guidance
- Installation and maintenance recommendations
- Application selection support
These resources help ensure proper valve selection and system compatibility. Request a quote today to match the right valve to your application.
Technical Note
These valves are not intended for use in medical life support, combustion, aviation, aerospace, automotive, or similar applications. Review the final material and seal selection for media compatibility.
