Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
                                                                                                           
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Aerospace Grade Plate Spring Washer Inconel 718 Critical Custom Belleville Washers

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Brand: Sunzo
Product Description
SUNZO Aerospace-Grade Disc Spring: Engineered Elastic Solutions for Critical Mission Systems
Precision-engineered disc springs designed specifically for aerospace applications where reliability, performance, and compliance with strict industry standards are paramount.
Material Performance Specifications
Inconel 718: Nickel-52%/Chromium-19%/Iron-18% composition delivers exceptional performance across extreme temperature ranges from -270°C to 650°C. Features tensile strength exceeding 1,300 MPa and fatigue life greater than 10⁸ cycles at 70% yield strength.
Inconel X-750: Nickel-73%/Chromium-15%/Titanium-2.5% formulation provides enhanced creep resistance up to 700°C, making it ideal for demanding jet engine components and high-temperature applications.
Aerospace-Specific Design Features
  • Variable stiffness profiles (5-50 N/mm) achieved through proprietary stacking configurations
  • Parallel stacking for landing gear struts delivering high-load capacity
  • Series stacking for engine thrust reversers providing enhanced deflection
  • Nested combinations for avionics mounting systems enabling adaptive damping
  • Conical geometry reducing axial space by 40% compared to conventional coil springs
Quality Validation & Compliance
Comprehensive aerospace-grade testing and certification ensures mission-critical reliability:
  • Ultrasonic flaw detection per ASTM E164 standards
  • Helium leak testing with sensitivity below 1×10⁻⁹ atm*cc/s
  • Thermal cycling compliance with MIL-STD-810H requirements
  • Full compliance with AS9100D and Nadcap accreditation standards
  • Complete material traceability from raw material lot to final inspection
Application Case Studies
Proven performance in critical aerospace systems:
  • Helicopter rotor dampers for superior vibration mitigation
  • Satellite deployment mechanisms providing reliable shock absorption
  • Jet engine fuel control valves maintaining precise preload under extreme thermal stress
SUNZO Aerospace-grade disc spring product illustration showing precision conical geometry and stacking configurations

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
Location No.20, Xinghuo Road, Nanjing High-tech Development Zone
Contact Person wendy

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