Body materials include ductile iron carbon steel and 316 stainless steel.
Double door check valve.
The keckley retainerless wafer body double disc check valve features a single cast body without pin retainer holes in the body.
Retainerless wafer double door check valve.
Swing check spring loaded double disc globe compact wafer silent wafer flexible disc tilted disc and rubber flapper.
Double door check valves are recommended for clean liquids and gasses and have an excellent performance reputation in refineries petrochemical gas liquefaction other process industries and hvac applications because of their cost efficient design and non slam properties.
Bray s rite double door check valve features lightweight dual discs responsive independent springs and a durable resilient seat for reliable flow activated operation with tight sealing and reduced water hammer potential.
Sure flow equipment inc.
Designed to protect pumping equipment boost energy savings reduce maintenance and increase uptime these thin valves are heavy duty and corrosion resistant.
Check valves henry pratt company has a full line of check valves including.
Energy efficient protection against flow reversal.
Quick spring action prevents back flow eliminates water hammering and provides minimal head loss.
Bulletin apco cdd 9000t double door check valve.
Valve sizes 8 200mm and larger are rated to asme class 150.
Double door check valves.
Wafer body valve sizes 2 6 50 150mm are dual rated to asme b16 5 class 150 300.
Apco cdd double door check valves are available in sizes 2 36 50 900mm.
Forum s cost efficient line of abz double door wafer check valves offers a sleek low profile design that perfectly suits tight spaces.
The spring action of the valve prevents back flow eliminates water hammering and provides minimal head loss.
Two torsion springs close valve plates quickly and automatically.
This design minimizes prospective leak paths through the valve body making it a preferable option for highly toxic corrosive or hazardous gas chemical processing applications.
Small lightweight and easy to maintain.