Male Thread Non-Return Valve
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SS-RHM
Male Thread Non-Return Valve
The Male Thread Non-Return Valve (SS-RHM) is a stainless steel, spring-loaded check valve with NPT, BSPT or BSPP male threads. It passes flow in one direction and blocks reverse flow. In a line it protects pumps and instruments from backflow, stops a pump from being unseated and keeps incompatible fluids apart.
How it works
A spring holds the closing element on its seat. Forward flow opens the valve; when flow stops or reverses, the spring and the back pressure close it. Sealing is by gasket. Listed media are water, oil, gas and alkaline or acidic liquids, over -65 to 300 °F (-54 to 150 °C). Listed standard: ANSI. Size range, pressure rating and cracking pressure are stated in the project datasheet. Female thread and single-ferrule versions are offered in the same group.
What is included
- Stainless steel check valve with spring and gasket seal, male threaded ends
Specify for your project
- Thread form, NPT, BSPT or BSPP, and size
- Working pressure and required cracking pressure
- Media and operating temperature
- Stainless steel grade and gasket material: stated in the project datasheet
- Quantity
This description defines the product family. Guaranteed performance, included hardware, exclusions, interfaces and acceptance criteria are stated only in the project-specific technical proposal and approved datasheet.
Pressure High Temperature Port Shanghai, China Structure Spring Model NO. SS-RHM Product Details
- Name: Male Thread Check Valve
- Pressure: High Temperature
- Model NO.: SS-RHM
- Structure: Spring
- Sealing Form: Gasket
- Media: Water, Oil, Gas and Alkaline or Acidic Liquid
- Standard: ANSI
- Temperature: -65 to 300 F (-54 to 150 C)
- Application: Industrial Usage
- Flow Direction: Unidirection
- Material: Stainless Steel
- Connection Form: Thread









