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China factory - Jiangsu  Sunzo  Spring  Elasticity  Technology Co., Ltd

Jiangsu Sunzo Spring Elasticity Technology Co., Ltd

  • China,Nanjing
  • Verified Supplier

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Annular Spring

Manufacturer of a wide range of products which include Micro Precision Helical Spring 1.5mm Electronic Switches Custom Compression,High Precision Helical Stainless Compression Springs ISO 13920 Heavy Duty,Precision Steel Annular S...

Quality Micro Precision Helical Spring 1.5mm Electronic Switches Custom Compression for sale

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Micro Precision Helical Spring 1.5mm Electronic Switches Custom Compression

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Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Wire diameter 0.08mm to 1.5mm
Coil OD 2mm
Working stroke 0.5mm-5mm
Load tolerance ±1%
Salt spray resistance 1000-hour
Electrical conductivity 98%
Temperature range -40°C to 125°C
Coiling resolution ±0.0005mm
Surface defect detection 5μm-level
Elastic decay <1%
Plating thickness 10-25μm
Dynamic load range 0.1-50N
Load accuracy ±0.5%
Temperature cycling -40°C to 85°C, 1000 cycles
Force variation <2%
Contact resistance <50mΩ
Fatigue life 10⁶ cycles
Rated load 70%
Cycle reliability 10⁶ cycles
Deflection range ±1%
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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Quality High Precision Helical Stainless Compression Springs ISO 13920 Heavy Duty for sale

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High Precision Helical Stainless Compression Springs ISO 13920 Heavy Duty

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Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Dimensional tolerance ±0.001mm (wire diameter), ±0.005mm (free length)
Load accuracy ±0.5% across 10⁶ compression cycles
Temperature range -40°C to 120°C (316L stainless steel)
Tensile strength 800MPa (Titanium alloy Grade 5)
Yield strength 0.2% (Titanium alloy Grade 5)
Magnetic permeability <0.005 H/m (Phosphor bronze)
Surface roughness Ra < 0.05μm
Elastic decay <1% over 10⁷ cycles
Thermal stability Temperature coefficient of elasticity < 2ppm/°C
Load linearity <0.3% deviation from Hooke's Law
Residual stress 600MPa compressive (shot peening)
Force variation ±1% (constant-force springs)
Surface resistance 10⁹-10¹¹Ω (anti-static springs)
Wire diameter range 0.08mm to 5mm
Free length as small as 3mm
Measurement repeatability ±0.3μm
Salt spray resistance 1000-hour (ASTM B117)
Fatigue life 300% extension (compared to conventional)
Dynamic load range 0.1-50N
Laser resolution ±0.0005mm
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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Quality Precision Steel Annular Spring Overload Proof High Damping Friction Spring for sale

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Precision Steel Annular Spring Overload Proof High Damping Friction Spring

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Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Model NO. Sunzo
Function Pressed, Phonation, Drive, Restoration, Measurement
Material Steel
Load Type Compression
Production Process Hot Roll
Shape Flat
Specification SUS 302
Spring Type Annular
Damping Capability High
Force-travel Curve Independent of loading rate
Temperature Independence Yes
Characteristic Curve Reproducible
Maintenance Free
Configuration Variable
Parallel Arrangement Possible
Serial Arrangement Possible
Element Number Variable
Energy Conversion Heat
Cushioning Capacity 60~70%
Shock Absorption High
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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Quality Reproducible Characteristic Curve Annular Spring CNC Machining Spring Friction for sale

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Reproducible Characteristic Curve Annular Spring CNC Machining Spring Friction

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Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Model NO. sunzo
Function Pressed, Phonation, Drive, Restoration, Measurement
Material Steel
Load Type Compression
Production Process Hot Roll
Shape Flat
Specification SUS 302
Force Deviation ±0.5%
Machining Precision sub-micron
Positional Accuracy ±3μm
Performance Drift up to 8%
Tolerance Compliance 99.7%
Process Capability Cpk ≥ 1.67
Safety Margin Reduction 15%
Prototyping Time Reduction 30%
Quality Inspection laser interferometry, load-cell testing
Inspection Points 12 critical points
Manufacturing Technique cold-coiling
Standard Compliance AS9100
Load-Deflection Behavior identical
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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Quality Customized Load Annular Spring 5000N Spring Rings Eternal for sale

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Customized Load Annular Spring 5000N Spring Rings Eternal

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Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Model NO. sunzo
Material Steel
Load Type Compression
Production Process Hot Roll
Shape Flat
Specification SUS 302
Force Output up to 5,000N
Element Count 2-20 units
Force Range 150-800N
Force Tolerance ±2%
Material Thickness 1.2mm-5mm
Cone Angle 15°-30°
Total Travel 120mm
Positional Accuracy 0.1mm
Force Increase 300%
Travel Extension 2.5x
Assembly Time Reduction 40%
Delivery Rate 98%
Response Time 48-hour
Element Configuration parallel/series
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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Quality Overload Proof Annular Spring Helical Corrosion Resistant Alloy Ring Spring for sale

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Overload Proof Annular Spring Helical Corrosion Resistant Alloy Ring Spring

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Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Material Steel
Load Type Compression
Production Process Hot Roll
Shape Flat
Specification SUS 302
Overload Capacity 150% of rated capacity
Damping Coefficient 0.35
Shock Load Capacity 5000N
Outer Diameter Range 12mm to 200mm
Corrosion Resistance Alloy construction
Self-lubricating Yes
Maintenance-free Yes
Positional Accuracy Micron-level
Fatigue Resistance Yes
Vibration Dampening Yes
Compact Design Helical
Operational Security Enhanced
Performance Efficiency Optimized
Service Intervals Extended
Total Cost Lower ownership
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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  • Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
  • No.20, Xinghuo Road, Nanjing High-tech Development Zone
  • https://www.spring-disc.com/

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