| Material | Copper |
| Surface treatment | According to customer requirements (chrome/nickel plated) |
| Inlet thread | PZ27.8/25E/M25*2 |
| Outlet thread | W21.8-14 |
| Dip tube pipe thread | M10X/G1/4 |
| Valve with safety pressure relief device(225±15BAR) | |
Universality: Specifically use for 2KG to 9KG CO2 fire extinguisher cylinders. Available with multiple standard cylinder threads, including PZ27.8, 25E, and M25*2, can customized to different customer’s demands, ensuring compatibility with diverse global extinguisher assembly requirements.
Precision Copper Construction: The valve body is forged from high-quality copper(HPB 59-1), ensure the valve's corrosion resistance and high-pressure load-bearing capacity.Surface treatments (chrome plating/nickel plating) can be selected according to customer requirements to further enhance product durability, thereby extending the product's service life.
Integrated Safety Feature: Equipped with a built-in Safety Pressure Relief Device (Set at 225 ± 15 BAR). This crucial feature automatically activates to vent pressure when the cylinder pressure rises abnormally, effectively preventing potential tank rupture and ensuring compliance with stringent safety regulations.