Specifications
| Parameter | Details |
|---|---|
| Product Type | Pneumatic Flow Control Valve |
| Structure | Inline Type |
| Connection | Tube to Tube |
| Control Type | Needle Valve |
| Material | Nickel-Plated Brass |
| Seal Type | Internal Sealing |
| Operating Fluid | Air |
| Working Pressure | 0 – 1.0 MPa |
| Temperature Range | 0 – 60°C |
| Applicable Tubing | PU / Nylon Tube |
Nickel-plated brass inline valves provide stable airflow control and long-term reliability in pneumatic systems.

| Model | Φ D × 2 | E | B | Φ P ×2 |
| PA-4 | 4 | 39.5 | 29 | 11 |
| PA-6 | 6 | 46 | 39 | 13.5 |
| PA-8 | 8 | 50 | 39 | 16.5 |
| PA-10 | 10 | 60 | 45 | 19.5 |
| PA-12 | 12 | 63 | 47.5 | 21.5 |
Explore Our Nickel-Plated Brass Series
Key Features
- Inline structure for straight tube installation
- Precise airflow control with needle adjustment
- Compact design for space-saving installations
- Nickel-plated brass body for durability
- Stable and repeatable flow regulation
- Push-to-connect quick installation
Applications
Pneumatic automation systems
Used for controlling cylinder speed and airflow rate
Air circuit control
Ensures stable and adjustable airflow in linear pipelines
Industrial machinery
Suitable for actuator speed regulation
Assembly and production lines
Improves motion control precision
Compact pneumatic layouts
Ideal for inline installations without direction change
Product Function
PA pneumatic inline valves are used to regulate airflow and control actuator speed in pneumatic systems.
By adjusting the needle valve, users can precisely control the flow rate, ensuring smooth operation, reduced vibration, and improved system performance.
Compared to elbow or directional speed controllers, PA inline valves are ideal for straight-line installations where airflow direction remains unchanged.
Product Structure & Size Range
- Models: PA4 / PA6 / PA8 / PA10 / PA12
- Tube sizes: 4mm → 12mm
- Inline straight structure
- Needle-type flow adjustment
- Push-to-connect tube interface
Why Choose Our Pneumatic Fittings
- Professional PA pneumatic valve manufacturer
- OEM / ODM customization for inline flow control valves
- Reliable pneumatic speed controller for automation systems
- Nickel plated brass valve for corrosion resistance
- Stable airflow control with precision adjustment
- Fast delivery and global B2B supply support
FAQ
Q1: What is a PA pneumatic valve?
It is an inline flow control valve used to regulate airflow and control actuator speed in pneumatic systems.
Q2: What is an inline flow control valve used for?
It is used to adjust airflow rate in straight pneumatic pipelines without changing direction.
Q3: How does a PA valve control airflow?
It uses a needle valve mechanism to precisely adjust flow rate.
Q4: What is the difference between inline and elbow speed controllers?
Inline valves control flow in straight pipelines, while elbow types also change airflow direction.
Q5: What tubing is compatible with PA valves?
PA valves are compatible with PU and nylon tubing.
Q6: Can PA valves be customized?
Yes, OEM/ODM customization is available for size, flow control range, and branding.
CTA
Looking for reliable PA pneumatic inline flow control valves?
Contact us now for OEM/ODM solutions, bulk pricing, and fast delivery.



