Description
Belimo B231 Two-Way Ball Valve Overview
The Belimo B231 is a precision-engineered 2-way ball valve designed for reliable flow control in commercial and industrial HVAC hydronic systems. Built with a nickel-plated forged brass body and a stainless steel ball and stem, this valve delivers exceptional durability and corrosion resistance in demanding chilled water and hot water applications.
Key Features
- 1-1/4″ NPT end connections for straightforward installation into standard piping systems
- 25 Cv flow coefficient for accurate and efficient flow management
- 2-way, equal percentage flow characteristic for precise, linear control response across the full stroke range
- Nickel-plated forged brass body for superior strength and corrosion resistance
- Stainless steel ball and stem for long-term reliability and resistance to scaling and pitting
- Rated for chilled water and hot water service up to 212°F (100°C) maximum
- Compatible with glycol solutions up to 60% concentration
Application Suitability
The B231 is ideally suited for use in air handling units, fan coil units, heat exchangers, and other hydronic terminal equipment where precise 2-way flow control is required. Its glycol compatibility makes it an excellent choice for systems operating in freeze-prone environments or those requiring antifreeze protection.
Construction & Materials
- Body Material: Nickel-plated forged brass
- Ball and Stem Material: Stainless steel
- Connection Type: NPT (National Pipe Thread)
- Pipe Size: 1-1/4″
- Flow Characteristic: Equal percentage
- Number of Ways: 2-way
- Cv Rating: 25
- Maximum Temperature: 212°F
- Glycol Compatibility: Up to 60% solution
Why Choose Belimo
Belimo is a globally recognized leader in HVAC actuator and valve technology, trusted by engineers and contractors for consistent quality, long service life, and seamless compatibility with building automation systems. The B231 valve is designed to pair with Belimo’s full line of rotary actuators, providing a complete, factory-matched valve-actuator assembly for optimal performance.
Reviews
There are no reviews yet.