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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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China 65Mn Slotted Disc Springs Carbon Steel SUS304 SUS316 Austenitic Stainless Steel
China 65Mn Slotted Disc Springs Carbon Steel SUS304 SUS316 Austenitic Stainless Steel

  1. China 65Mn Slotted Disc Springs Carbon Steel SUS304 SUS316 Austenitic Stainless Steel
  2. China 65Mn Slotted Disc Springs Carbon Steel SUS304 SUS316 Austenitic Stainless Steel

65Mn Slotted Disc Springs Carbon Steel SUS304 SUS316 Austenitic Stainless Steel

  1. MOQ: Negotiable
  2. Price: Negotiable
  3. Get Latest Price
Packaging Details Carton
Delivery Time Negotiable
Payment Terms Negotiable
Material Type 65Mn carbon steel, SUS304/SUS316 stainless steel, 50CrVA/60Si2MnA alloy steel, Inconel718/Inconel X-750 nickel-based superalloy
Elastic Modulus ≈206 GPa
Salt Spray Resistance ≥500 hours (SUS304)
Acid-Alkaline Tolerance pH 2-12 (SUS316)
Yield Strength ≥1200 MPa (50CrVA)
Fatigue Resistance >1 million cycles
Temperature Range -270℃ to 700℃ (Inconel718)
High-Temp Strength Retention 85% at 650℃ (Inconel718)
Corrosion Resistance Improvement 40% (phosphating)
Wear Resistance Boost 25% (mechanical galvanizing)
Surface Treatment Phosphating, black oxide, passivation, mechanical galvanizing, Dacromet coating
Load Capacity Medium to high
Application Temperature Extreme high and low
Structural Integrity Maintained under extreme conditions
Performance Enhancement Tailored surface treatments
Durability Enhanced by material and treatment pairing
Stiffness High (alloy steels)
Corrosion Protection Superior (stainless steels and superalloys)
Mechanical Properties Optimized for specific conditions
Service Life Maximized by material-treatment synergy
Place of Origin Sihong, China
Brand Name Sunzo
Certification CE/IATF16949/45001/14001/9001

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Product Specification

Packaging Details Carton Delivery Time Negotiable
Payment Terms Negotiable Material Type 65Mn carbon steel, SUS304/SUS316 stainless steel, 50CrVA/60Si2MnA alloy steel, Inconel718/Inconel X-750 nickel-based superalloy
Elastic Modulus ≈206 GPa Salt Spray Resistance ≥500 hours (SUS304)
Acid-Alkaline Tolerance pH 2-12 (SUS316) Yield Strength ≥1200 MPa (50CrVA)
Fatigue Resistance >1 million cycles Temperature Range -270℃ to 700℃ (Inconel718)
High-Temp Strength Retention 85% at 650℃ (Inconel718) Corrosion Resistance Improvement 40% (phosphating)
Wear Resistance Boost 25% (mechanical galvanizing) Surface Treatment Phosphating, black oxide, passivation, mechanical galvanizing, Dacromet coating
Load Capacity Medium to high Application Temperature Extreme high and low
Structural Integrity Maintained under extreme conditions Performance Enhancement Tailored surface treatments
Durability Enhanced by material and treatment pairing Stiffness High (alloy steels)
Corrosion Protection Superior (stainless steels and superalloys) Mechanical Properties Optimized for specific conditions
Service Life Maximized by material-treatment synergy Place of Origin Sihong, China
Brand Name Sunzo Certification CE/IATF16949/45001/14001/9001
High Light 65Mn Slotted Disc SpringsSlotted Disc Springs Carbon SteelStainless Steel belleville spring stack
Double-groove Disc Spring Material Guide: Technical Specifications, Application Scenarios & Surface Treatment Pairings
Material selection is a critical determinant of performance for double-groove disc springs—specialized elastic components featuring precision-machined radial grooves on both inner and outer circumferential surfaces. Our comprehensive material portfolio is engineered to address diverse operating conditions, with each alloy formulation optimized for specific environmental and mechanical demands.
Material Specifications & Applications
65Mn Carbon Steel
Exceptional elasticity (elastic modulus ≈206 GPa) and cost-effectiveness
Ideal for medium-load scenarios such as packaging machinery and printing equipment
SUS304/SUS316 Austenitic Stainless Steel
Superior corrosion resistance with SUS304 providing ≥500 hours salt spray resistance and SUS316 extending durability in marine/offshore applications with pH 2-12 acid-alkaline tolerance
Excel in humid/chemical environments
50CrVA/60Si2MnA Alloy Steel
High stiffness (yield strength ≥1200 MPa for 50CrVA) and fatigue resistance exceeding 1 million cycles
Critical for hydraulic systems and automotive powertrain components
Inconel718/Inconel X-750 Nickel-based Superalloys
Maintain structural integrity from -270℃ to 700℃ (Inconel718 retains 85% of room-temperature strength at 650℃)
Dominate high-temperature aerospace applications for gas turbine and spacecraft engine components
Surface Treatment Pairings
Each material undergoes tailored surface treatments to synergistically maximize service life and performance under targeted operating conditions:
Material Surface Treatment Performance Benefits
65Mn Carbon Steel Phosphating or Black Oxide Coating 40% corrosion resistance improvement
SUS304 Stainless Steel Passivation Enhanced oxide film stability
50CrVA Alloy Steel Mechanical Galvanizing 25% wear resistance boost
Inconel718 Dacromet Coating Extreme temperature oxidation protection
Double-groove disc spring technical illustration showing precision-machined radial grooves

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Seller

  • Year Established:

    2006

  • Total Annual:

    1.2M-1.4M

  • Employee Number:

    160~200

  • Ecer Certification:

    Verified Supplier

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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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