SUNZO Valve Disc Spring: Ensuring Safe Operation of Quick-Action Stop Valves in Industrial Production
Critical Safety Component
Industrial production safety is fundamental to operational excellence, with quick-action stop valves serving as essential safeguards in fluid control systems. SUNZO Valve Disc Spring provides unmatched reliability as the core component of these safety-critical valves, effectively mitigating operational risks and protecting industrial assets.
Operational Performance
When the valve is open, the SUNZO disc spring stack operates under precisely calibrated hydraulic preload—ranging from 300 to 1500 psi depending on valve size—maintaining stable open state conditions that support fluid flow rates up to 2500 GPM while withstanding pressure fluctuations of ±15% without performance compromise.
Emergency Response
In fault scenarios where hydraulic pressure drops below the critical threshold of 500 psi, the spring stack releases stored energy within 300 milliseconds, actuating the valve closure mechanism to achieve full seal in under 0.4 seconds. This rapid response prevents catastrophic fluid leakage, environmental contamination, and potential equipment damage.
Engineering Excellence
- Ball bearing centered stacks maintain concentric alignment with ±0.02mm tolerance
- Reduces lateral stress by 35% and extends service life to over 100,000 operational cycles
- Proprietary self-adjusting mechanism dynamically compensates for gasket set-loss (0.1mm to 0.3mm per 10,000 cycles)
- Eliminates manual re-torquing requirements and reduces scheduled maintenance intervals by up to 55%
Technical Specifications
| Parameter |
Specification Range |
| Outer Diameter |
16mm to 534mm |
| Thickness |
0.4mm to 10mm |
| Temperature Range |
-40°C to 320°C |
| Pressure Rating |
Up to 12,000 psi |
| Material Options |
316L stainless steel, Inconel® 718, and high-performance alloys |
Custom Solutions
For specialized operational requirements, our engineering team provides custom solutions including geometric modifications for specific force-deflection profiles and finite element analysis (FEA) validation.