Check Valves
Spring Check Valve
Compact spring-loaded design for any position.
- Size
- DN8-DN100 (1/4"-4")
- Pressure
- Class 150-800 / PN16-PN100
- Temperature
- -29°C to +200°C
- Material
- WCB, CF8M, Brass
- Connection
- Threaded, NPT, BW
- Standard
- API 602
For an accurate proposal, include size, pressure class, material, end connection, medium, temperature, quantity and any project specification.
Product overview
Design intent and service scope
Stop check valve combines check valve function with manual shutdown capability. Override handwheel for emergency isolation.
Key design features
- Spring-loaded
- Compact
- Any orientation
- Low cost
Technical data
Product specifications
| Size | DN8-DN100 (1/4"-4") |
|---|---|
| Pressure | Class 150-800 / PN16-PN100 |
| Temperature | -29°C to +200°C |
| Material | WCB, CF8M, Brass |
| Connection | Threaded, NPT, BW |
| Standard | API 602 |
| Body | A216 WCB / A351 CF8M / Brass |
| Disc | A182 F316 / PTFE |
| Spring | SS316 / Inconel |
| Seat | A182 F316 / PTFE / NBR |
| Actuator | None (Self-operating) |
Service fit
Typical applications
Referenced standards and requirements
Standards shown here are product design references, not a claim that every size, material or configuration is covered by a certificate. Confirm the applicable edition and approval scope during quotation.
Available project documentation
Project-specific submissions can include a data sheet, general arrangement drawing, bill of materials, inspection and test plan, material certificates and test records when specified and agreed in the order.
Review OEM/ODM and quality controls →
Need a project-specific configuration?