304 Electro Polish Wire

304 Electro Polish Wire is a stainless steel wire with a polished surface finish achieved through an electrochemical process, enhancing its corrosion resistance and aesthetic appeal. Widely used in medical, food processing, and aerospace industries, it offers high purity and excellent performance in demanding environments, meeting stringent quality standards.


304 Electro Polish Wire chemical compositions

Sure, here’s a breakdown of the typical chemical composition of 304 Electro Polish Wire in percentage points:

  • Chromium (Cr): ~18%
  • Nickel (Ni): ~8%
  • Carbon (C): ≤0.08%
  • Manganese (Mn): ≤2%
  • Silicon (Si): ≤1%
  • Phosphorus (P): ≤0.045%
  • Sulfur (S): ≤0.03%
  • Nitrogen (N): ≤0.1%
  • Iron (Fe): Balance

These percentages can vary slightly depending on the specific manufacturer and grade specifications.


304 Electro Polish Wire physical properties

304 Electro Polish Wire typically exhibits the following physical properties:

  1. Density: Around 8 g/cm³.
  2. Melting Point: Approximately 1400-1450°C (2550-2640°F).
  3. Tensile Strength: Generally between 500-700 MPa (73,000-101,000 psi).
  4. Elongation: Typically around 40-60%.
  5. Modulus of Elasticity: About 193 GPa (28,000 ksi).
  6. Thermal Conductivity: Roughly 16.3 W/m·K (113 BTU·in/ft²·hr·°F).
  7. Electrical Conductivity: Around 1.45 μΩ·m (72% IACS).
  8. Coefficient of Thermal Expansion: Approximately 17.3 μm/m·°C (9.6 μin/in·°F) from 0-100°C (32-212°F).
  9. Hardness: Typically in the range of 170-200 HB (Brinell hardness).
  10. Magnetic Properties: It is non-magnetic in annealed conditions but may become slightly magnetic after cold working.

These properties may vary depending on factors such as manufacturing processes and specific grade requirements.


304 Electro Polish Wire mechanical properties

The mechanical properties of 304 Electro Polish Wire can vary depending on factors like wire diameter, tempering, and specific manufacturing processes. However, here are typical mechanical properties:

  1. Tensile Strength: Generally between 500-700 MPa (73,000-101,000 psi).
  2. Yield Strength: Typically around 190-280 MPa (28,000-41,000 psi).
  3. Elongation: Usually between 40-60%.
  4. Modulus of Elasticity: Approximately 193 GPa (28,000 ksi).
  5. Hardness: Typically in the range of 170-200 HB (Brinell hardness).

These properties may be adjusted based on the desired application and specific requirements, and they can be affected by factors such as cold working, heat treatment, and surface finish.


304 Electro Polish Wire Applications

304 Electro Polish Wire finds applications in various industries due to its corrosion resistance, durability, and aesthetic appeal. Common uses include:

  1. Medical Industry: Surgical instruments, medical devices, and equipment requiring high cleanliness and corrosion resistance.
  2. Food Processing: Conveyor belts, baskets, sieves, and other equipment in food processing facilities due to its hygienic properties.
  3. Aerospace: Safety wire, fasteners, and components requiring resistance to corrosion in harsh environments.
  4. Chemical Processing: Tanks, piping, and equipment handling corrosive chemicals.
  5. Automotive: Springs, fasteners, and components exposed to corrosive environments.
  6. Pharmaceuticals: Equipment used in pharmaceutical manufacturing due to its high purity and corrosion resistance.
  7. Electronics: Connectors, springs, and components requiring corrosion resistance and conductivity.
  8. Architecture and Design: Decorative applications such as handrails, balustrades, and architectural wire mesh due to its aesthetic appeal and corrosion resistance.

These applications benefit from 304 Electro Polish Wire’s combination of corrosion resistance, cleanliness, and durability.