Armstrong International Datasheets for Check Valves
Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves.
Check Valves: Learn more
| Product Name | Notes |
|---|---|
| Inline Check Valves | Armstrong’s inline check valves are ideally suited for refrigerant flow control applications. The valves open wide for flow. These valves close quickly and are reliable when flow reversal occurs. The... |
| Stop Valves | Armstrong’s refrigeration stop valves have a rugged design for industrial use. These valves are equipped with union nut for ease of replacement and provided with weldable nipple. Features: Port size:... |
| Safety Relief Valves | Armstrong’s safety relief valves for refrigeration service are designed to provide emergency relief from excessive pressure in refrigerant containing vessels. These tamper-resistant valves are accurately set and sealed by qualified... |
| Weld-in Line Stop Valves | Armstrong’s SSW and SBW Series are designed and constructed for low pressure drop refrigerant shut-off valves. The stop valves are welded directly to steel piping, thereby eliminating potential leaky flanges... |
| Stop Check Valves | Low pressure drop refrigerant stop check valves are butt-weldable directly to steel piping, thereby eliminating potential leaky flanges or threaded joints and simplifying installation. The important features of these valves... |
| Strainer Valves | Refrigeration strainers are designed for either liquid or suction line application. They provide free flow with negligible pressure drop and can be used for a variety of liquids. Armstrong strainers... |
| Dual Relief Valve Manifold | The dual relief valve manifold meets the ANSI/ASHRAE 15-1994 safety requirements for mechanical refrigeration in which pressure vessels that have 10 cubic feet or more of internal gross volume shall... |
| Hand Expansion Valves | The Hand Expansion Valves SEV series features a calibrated, adjustable seat nut flow regulating valve. Expansion valves are ideal for metering of flashing expansion of liquid refrigerants. The slotted seat... |
| Solenoid Valves | The primary purpose of an electrically operated solenoid valve is to automatically control the flow of fluids, liquids and gasses. Armstrong’s SFA series solenoid valves may be applied on a... |