Superlok® Check Valves

At Superlok South, our check valves offer a proven Swagelok® alternative for demanding pressure systems, built for long-term reliability and fast delivery. Designed to perform in corrosive, high-pressure environments, these valves are stocked and ready to ship across the Gulf Coast and beyond. Whether you’re managing gas distribution or clean in place instrumentation, Superlok® Check Valves provide dependable performance without the premium markup.

Precision Fluid Control, Without the Premium

Each valve is engineered for precise fluid control in systems where backflow prevention is critical. We match Swagelok®’s quality while delivering better value, shorter lead times, and easier sourcing.

In-Stock Options, Built for Application Fit

Our lineup includes:

• Standard Check Valves
• High-Pressure Check Valves
• Adjustable/Calibrated Options

These products support a range of pressure systems while maintaining compatibility with existing installations.

Built for Industry, Backed by Experience

Our valves support the same high-stakes industries as Swagelok®, including:

• Chemical Processing
• Oil & Gas
• Water Treatment
• Power Generation
• Food & Beverage
• Pharmaceuticals

Superior Materials and Certifications

We use sanitary stainless steel fittings and corrosion-resistant alloys to meet the needs of cleanroom, food-safe, and industrial-grade environments. Every unit is tested for seal integrity, media compatibility, and long-term reliability.

Key Performance Advantages

• Unidirectional shutoff with precise fluid control
• Built for high PSI service and extreme temperature ranges
• Fast access to standard or modified valves
• Interchangeable with Swagelok® for easy upgrades
• Ideal for clean in place instrumentation and process-critical installs