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CK67 Steel coil丨High carbon spring steel strip


CK67 Steel Coil is a high-quality high carbon spring steel strip renowned for its durability, flexibility, and exceptional performance in various applications. This versatile steel strip is ideal for manufacturing springs, cutting tools, and other high-stress components, thanks to its excellent strength and wear resistance.

Key Features

  • Material: CK67 High Carbon Steel
  • Hardness: High, with the capability to withstand significant stress and deformation
  • Flexibility: Excellent, suitable for producing springs and components requiring high elasticity
  • Durability: Outstanding, providing long-lasting performance even in demanding environments


Property Details
Grade CK67
Thickness As per customer requirement
Width 0.8mm – 1500mm
Length As per customer requirement
Surface Finish Smooth, polished
Heat Treatment Available upon request
Edge Slit or Rounded
Standard DIN 17222, EN 10132-4

Chemical Composition

Element Percentage (%)
Carbon (C) 0.65 – 0.75
Silicon (Si) 0.15 – 0.35
Manganese (Mn) 0.50 – 0.80
Phosphorus (P) ≤ 0.03
Sulfur (S) ≤ 0.03


CK67 Steel Coil is predominantly used in:

  • Automotive Industry: Manufacturing of various springs and components requiring high tensile strength.
  • Construction: Production of high-stress components and tools.
  • Mechanical Engineering: Creation of gears, shafts, and other mechanical parts.
  • Cutlery and Tools: Fabrication of cutting tools and blades.


  • High Tensile Strength: Capable of withstanding high levels of tension and stress without deforming.
  • Superior Elasticity: Ensures reliable performance in dynamic and repetitive applications.
  • Excellent Surface Finish: Smooth and polished surface enhances durability and reduces friction.
  • Customizable: Available in various sizes and lengths to meet specific requirements.

Quality Assurance

  • Manufacturing Standards: Complies with international standards such as DIN 17222 and EN 10132-4.
  • Quality Control: Rigorous testing and inspection to ensure the highest quality and performance.
  • Sustainability: Produced using eco-friendly processes, minimizing environmental impact.

Packaging and Delivery

  • Packaging: CK67 Steel Coils are securely packaged in custom containers to prevent damage during transportation.
  • Delivery: Fast and reliable delivery options available, tailored to customer needs.

Contact Us

For more information or to place an order, please contact our sales team:

  • Email: [email protected]
  • Phone: +86 18924260020
  • Address: 2F Jiancheng Building,No.326-328,Pingkang Road,Shiqiao Street, Panyu District,Guangzhou China
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