Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
Products
Manufacturer of a wide range of products which include High-Precision DIN 2093 Compliant Disc Spring Stack with Adjustable Force Output for Extreme Temperature Applications,Non-magnetic Stainless Steel Disc Spring Stack Maintains ...
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| Total Deflection | Adjustable via stacking configuration |
| Dimensional Accuracy | Strict DIN 2093 |
| Force Output | Adjustable via stacking configuration |
| Stacking Configurations | Series, Parallel, Progressive/Combination |
| Thickness | 0.2mm to 50mm+ |
| Outer Diameter | 6.0mm to 1000mm+ |
| Temperature Range | -200°C to 650°C |
| Spring Rate | Adjustable via stacking configuration |
| Force Rule | Series: remains single disc; Parallel: increases with disc count |
| Material Grade | 51CrV4 / 50CrV4, 60Si2MnA, 17-7 PH, Inconel X-750, Inconel 718 |
| Surface Coatings | Zinc Phosphating, Mechanical Zinc Plating, Dacromet, Geomet, Electroless Nickel Plating |
| Hardness | HRC/HV tested |
| Inner Diameter | 3.2mm to 500mm+ |
| Friction Control | Precision contact flats, specialty lubricants |
| Non-Destructive Testing | Ultrasonic, magnetic particle |
| Testing Methods | Axial load, ultrasonic NDT, magnetic particle inspection, salt spray |
| Load Tolerances | DIN 2093 Group 1, 2, 3 |
| Hysteresis Control | Custom guide rods, lubricants |
| Fatigue Life | Enhanced via shot peening |
| Deflection Rule | Series: increases with disc count; Parallel: remains single disc |
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| Environmental Resistance | Atmospheric oxidation, industrial pollution, coastal salt spray |
| Surface Plating | Silver, tin, or nickel |
| Operational Life | 25-year |
| Bolt Size | M6 to M48 |
| Force Stability | Over 95% of initial clamping tension |
| Material | Non-magnetic stainless steel, Inconel X-750, or phosphor bronze alloys |
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| Primary Materials | 51CrV4 (DIN 1.8159) |
| Precision Stamping | Advanced automated |
| Inner Diameter | 4.2 mm to 200.0 mm |
| Vibration Damping | Micro-vibrations dampened |
| Heat Treatment | Advanced automated |
| Dynamic Stability | Enhanced |
| Fatigue Life | 1,000,000 cycles |
| Stroke Configuration | Face-to-face stacking |
| Surface Treatment | Shot-peened |
| Bearing Preload | Accurate |
| Spindle Bearing Life | Extended |
| Axial Runout | Minimized |
| Load Distribution | Uniform mechanical load |
| Material Optimization | Vacuum degassing |
| Surface Finish | Superior workpiece |
| Stack Configuration | Series stack |
| High RPM | Reduced heat generation |
| Deflection Range | 50% to 75% of total height |
| Clamping Force | High axial |
| Force Tolerance | ±5% or tighter |
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| Dampening Behavior | Adjustable hysteresis characteristics |
| Stack Height | Up to 2000 mm |
| Outer Diameter | Up to 1000 mm |
| Protective Enclosures | Heavy-duty guide rods, internal alignment sleeves, weatherproof protective boots |
| Material Base | High-strength structural spring steels (51CrV4, 60Si2MnA) and premium heavy alloy plate stocks |
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| Spring Rate | Customizable (series, parallel, progressive) |
| Hysteresis Reduction | Minimized |
| Friction Mitigation | Guide sizing, lubrication coatings (zinc phosphatization, MoS2) |
| Sealing Performance | Ensures reliable emergency closing |
| Material Options | Spring Steel (51CrV4 / 1.8159), Stainless Steel (SUS301, SUS316, 17-7PH), Nickel Superalloys (Inconel 718, Inconel X-750) |
| Thermal Relaxation | Prevents thermal relaxation |
| Load Capacity | Increased in parallel stacks |
| Deflection Range | Increased in series stacks |
| Outer Diameter | 10.0 mm to 800.0 mm |
| Force Capacity | High initial seating force |
| Pressure Handling | High-pressure flange bolting systems |
| Wear Compensation | Compensates for packing wear |
| Lifespan | Extended under constant cycling |
| Operating Temperature | -200°C to +650°C |
| Application | Quarter-turn ball valves, linear gate valves |
| Stack Type | Series-Parallel (Combined) |
| Thermal Expansion | Absorbs sudden thermal expansion |
| Compatibility | Pneumatic, hydraulic, electric actuators |
| Manufacturing Standards | DIN 2093 (Types A, B, C), ISO 19619 |
| Deflection Capability | Long sealing strokes |
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| Stress relaxation resistance | High |
| Component type | Disc spring stack |
| Stack configuration | Parallel |
| Disc thickness | 2.0 mm to 50.0 mm |
| Industrial use | Heavy-duty |
| Application temperature | Outdoor |
| Stack direction | Same direction nesting |
| Energy retention | Long-term |
| Stroke consistency | Constant |
| Quality testing | Mandatory presets |
| Corrosion protection | Geomet, Dacromet, electro-galvanizing, epoxy powder coating |
| Brake engagement | Instant |
| Initial setting | Zero loss |
| Emergency force | Massive |
| Load capacity retention | Years |
| Material | 51CrV4, 60Si2Mn, custom alloys |
| Max load capacity | 2000 kN |
| Force multiplication | Yes |
| Installation type | Caliper brake |
| Surface treatment | Advanced coatings |
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