High-Performance Disc Spring Stack with Corrosion-Resistant Stainless Steel for Series-Parallel Stack Type Applications
Product Details
| Material Options: | Spring Steel (51CrV4 / 1.8159), Stainless Steel (SUS301, SUS316, 17-7PH), Nickel Superalloys (Inconel 718, Inconel X-750) | Outer Diameter: | 10.0 Mm To 800.0 Mm |
|---|---|---|---|
| Operating Temperature: | -200°C To +650°C | Stack Type: | Series-Parallel (Combined) |
| Manufacturing Standards: | DIN 2093 (Types A, B, C), ISO 19619 | Friction Mitigation: | Guide Sizing, Lubrication Coatings (zinc Phosphatization, MoS2) |
| Force Capacity: | High Initial Seating Force | Deflection Capability: | Long Sealing Strokes |
| Spring Rate: | Customizable (series, Parallel, Progressive) | Load Capacity: | Increased In Parallel Stacks |
| Deflection Range: | Increased In Series Stacks | Hysteresis Reduction: | Minimized |
| Lifespan: | Extended Under Constant Cycling | Compatibility: | Pneumatic, Hydraulic, Electric Actuators |
| Application: | Quarter-turn Ball Valves, Linear Gate Valves | Pressure Handling: | High-pressure Flange Bolting Systems |
| Thermal Expansion: | Absorbs Sudden Thermal Expansion | Sealing Performance: | Ensures Reliable Emergency Closing |
| Wear Compensation: | Compensates For Packing Wear | Thermal Relaxation: | Prevents Thermal Relaxation |
| Highlight |
Corrosion-Resistant Disc Spring Stack,High-Performance Disc Spring Stack,Series-Parallel Disc Spring Stack |
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Product Description
- Pneumatic & Hydraulic Valve Actuators: Integrated into spring-return actuators for quarter-turn ball valves and linear gate valves to ensure reliable emergency closing.
- Petrochemical Control Valves: Installed within packing glands and main control valve stems to compensate for packing wear and thermal relaxation.
- Refinery Piping Infrastructure: Positioned on high-pressure flange bolting systems to absorb sudden thermal expansion and prevent fugitive emissions.
| Available Materials | High-grade Spring Steel (51CrV4 / 1.8159), Corrosion-Resistant Stainless Steel (SUS301, SUS316, 17-7PH), and Nickel Superalloys (Inconel 718, Inconel X-750) |
|---|---|
| Manufacturing Standards | Fully compliant with DIN 2093 (Types A, B, and C) and international ISO 19619 quality management specifications |
| Outer Diameter (OD) Availability | From 10.0 mm up to 800.0 mm to accommodate large-scale actuator shafts |
| Friction Mitigation | Specialized guide sizing and lubrication coatings (such as zinc phosphatization or MoS2) applied to minimize internal friction within the stack |
| Operating Temperature Limits | Engineered to perform reliably from cryogenic temperatures -200°C up to extreme thermal environments of +650°C (when using superalloys) |
Product Highlights
High-performance disc spring stacks for industrial valve actuators. Custom DIN/ISO compliant designs in steel/alloys ensure reliable torque, prevent leakage, and withstand -200°C to +650°C for petrochemical/refinery applications.
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