Gruvlock Flange Domestic For Grooved Piping Connections
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The Viking Gruvlock Flange Domestic is a precision-engineered mechanical component designed to transition grooved piping systems to flanged connections. It installs directly into standard grooved pipe networks across commercial, industrial, and institutional fire protection systems, including wet, dry, pre-action, and deluge assemblies. The hinged interlocking halves and precision-machined design clamp securely over the pipe groove, forming a rigid, leak-tight seal that maintains system integrity under high mechanical loads.
Fully compliant with NFPA 13 standards for fire sprinkler system installations, this component satisfies strict regulatory requirements for reliable water delivery during emergency activation. It carries essential third-party agency certifications to ensure absolute code compliance and performance dependability across demanding commercial fire safety infrastructure.
Key Features & Construction
- Ductile Iron Body: Crafted from high-grade ductile iron to deliver exceptional mechanical strength and long-term durability in harsh environments.
- Corrosion-Resistant Finish: Protected against environmental wear to extend service life and reduce ongoing maintenance requirements.
- Hinged Interlocking Halves: Features a streamlined two-piece design that simplifies alignment and speeds up assembly on the job site.
- Leak-Tight Seal: Engineered for tight sealing to prevent pressure loss and eliminate system downtime caused by joint failures.
- System Versatility: Integrates seamlessly with standard grooved piping in wet, dry, pre-action, and deluge fire protection configurations.
Technical Specifications & Compliance Table
| Manufacturer / Brand | ASC Engineered Solutions (Viking) |
|---|---|
| Model / Series Number / SIN | Gruvlock Flange Domestic |
| Connection / Thread Size & Type | Grooved to Flanged (Class 125 / Class 150 Flange) |
| Pressure Rating (WWP / Max Working Pressure) | N/A |
| K-Factor | N/A |
| Temperature Rating / Response Type | N/A |
| Material / Body Construction | Ductile Iron with Corrosion-Resistant Finish |
| Agency Listings & Approvals | UL Listed, FM Approved |
| Applicable NFPA Standards | NFPA 13 |
Contractors and facility managers must verify all local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets to ensure proper sizing, working pressure compatibility, and correct installation methods prior to assembly.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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