Check Valves
Spring-loaded and swing-type check valves preventing reverse flow in production, injection, and manifold systems. Compact design with low cracking pressure for minimal flow restriction. H2S service compatible with full material traceability per API 6A requirements.
Specifications
| Specification | Value |
|---|---|
| Working Pressure | 2,000 – 15,000 PSI |
| Size Range | 2-1/16" – 6-3/8" |
| Material | AISI 4130 / Inconel 625 (trim) |
| Standard | API 6A, API 6D |
| Cracking Pressure | 0.5 – 2 PSI (standard) |
| Temperature Rating | -50°F to +350°F (-46°C to +177°C) |
| Type | Spring-loaded, Swing-type |
| Standard | API 6A / API 6D |
| Category | Valves |