The API 602 Pattern Forged Lifting Check Valve is a precision-engineered solution designed for critical flow control in high-pressure industrial environments. Engineered to meet stringent global standards including API 602 and ASME B16.34, this forged valve ensures superior structural integrity and leak-proof performance for the transport of water, oil, and gas in demanding piping systems.
Featuring a robust forged construction and a wide array of material options—from ASTM A105 carbon steel to high-performance Inconel and Monel alloys—this check valve is built to withstand extreme temperatures ranging from -196°C to 800°C. Whether for cryogenic applications or high-heat processing, its versatile design ensures reliable reverse-flow prevention and operational safety.
| Size Range | 1/8″ to 4″ | Pressure Rating | 150LB to 4500LB |
|---|---|---|---|
| Temperature Range | -196℃ to 800℃ | Mediums | Water, Oil, Gas |
| Design Standards | API 602, API 594, API 6D, ASME B16.34 | Face-to-Face Dim. | API 6D, API 594, ASME B16.10, BS EN 558 |
| Connection Types | RF (ASME B16.5, B16.47, EN 1092, JIS 5K-20K), BW, RTJ | Disc Structures | Piston Disc, Lift Disc, Spring Loaded |
| Bonnet Types | Bolted, Pressure Seal, Welded | Port Options | Full Port or Reduced Port |
Forged body construction utilizing ASTM A105 and A182 alloys ensures maximum strength against high-pressure surges.
Capable of operating in extreme environments from cryogenic -196°C up to intense heat at 800°C.
Available in Monel, Inconel, and Hastelloy for superior corrosion resistance in aggressive media.
Strict adherence to API 602 and ASME standards ensures perfect interchangeability and fit.
100% hydraulic shell and seal tests, plus DPT, MT, or UT inspections for zero-defect delivery.
Flexible options for BW, RTJ connections and specialized hard-faced seat materials.
100% chemical analysis and mechanical testing for every heat number of raw material used.
Strict implementation of API 598 and API 6D inspection and approval norms.
Comprehensive DPT, MT, and UT testing to ensure structural integrity of all forged components.
Full hydraulic shell/seal testing and low-pressure air tests performed on every unit.
12-month minimum service life guarantee with provided maintenance instructions.
Provision of free essential spares to minimize downtime during initial maintenance cycles.
| Feature Comparison | Standard Cast Valves | SAVVY Forged Valves |
|---|---|---|
| Service Life | Short to Medium | Extended Long-term |
| Pressure Tolerance | Moderate | Extreme (Up to 4500LB) |
| Corrosion Resistance | Basic Alloys | Premium (Inconel/Monel) |
| Maintenance Cost | Frequent Replacements | Reduced via High Durability |
| Operational Safety | Standard | Enhanced (API 602 Certified) |
These valves are primarily used in oil, gas, and water industries where preventing backflow is critical, especially in high-pressure and high-temperature piping systems.
Yes, our forged lifting check valves are designed to operate in extreme cryogenic conditions down to -196°C, depending on the material selection.
For corrosive media, we offer premium materials including Monel K400/K500, Hastelloy H-276, and Inconel 625/718.
Our valves are manufactured according to API 602, API 6D, API 594, and ASME B16.34, with face-to-face dimensions complying with ASME B16.10 and BS EN 558.
Every valve undergoes 100% chemical analysis, mechanical testing, DPT testing, and full hydraulic shell and seal testing to ensure zero leakage.
SAVVY VALVES provide a minimum 12-month service life guarantee, including free spares and comprehensive maintenance instructions upon request.
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