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202 stainless steel bright wire

202 stainless steel bright wire

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202 stainless steel bright wire is an economical austenitic chromium-nickel-manganese grade engineered as a cost-effective alternative to traditional 304 wire. This versatile bright wire combines high tensile strength, excellent corrosion resistance, and superior formability, making it ideal for applications where cost efficiency is crucial without compromising performance.

Chemical Composition and Properties of 202 Stainless Steel Bright Wire

Key composition elements:

  • Chromium: 17.0-19.0%
  • Nickel: 4.0-6.0%
  • Manganese: 7.5-10.0%
  • Nitrogen: ≤ 0.25%
  • Carbon: ≤ 0.15%
  • Silicon: ≤ 1.00%

Physical characteristics:

  • Density: 7.85 g/cm³
  • Melting Point: 1400-1450°C
  • Electrical Resistivity: 0.74 µΩ•m at 20°C
  • Modulus of Elasticity: 200 GPa

Mechanical Properties and Performance

202 stainless steel bright wire offers impressive mechanical properties in annealed condition:

  • Tensile Strength: 515-745 MPa
  • Yield Strength: ≥ 275 MPa
  • Elongation: ≥ 40%
  • Hardness: ≤ 95 HRB

Applications and Key Features

This versatile stainless steel bright wire excels in various applications:

  • Food processing equipment
  • Automotive trim components
  • Architectural elements
  • Railway car manufacturing
  • Kitchen appliances and utensils

Distinguished features of 202 stainless steel bright wire include:

  • Exceptional cost-effectiveness
  • Superior corrosion resistance
  • High strength and durability
  • Excellent formability
  • Outstanding weldability
  • Enhanced wear resistance

The wire can be readily formed using standard techniques and welded through conventional methods, with post-weld annealing recommended for optimal corrosion resistance. While not hardenable through heat treatment, this bright wire can be effectively work-hardened to achieve desired properties.

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