309 Stainless Steel Bright Wire

Advanced Features of 309 Stainless Steel Bright Wire

Our 309 stainless steel bright wire represents superior engineering in austenitic chromium-nickel steel construction. This premium bright wire delivers exceptional performance with combined corrosion and oxidation resistance up to 2000ºF (1093ºC). The 309 stainless steel bright wire showcases outstanding tensile and creep strength at elevated temperatures, matching 18-8 stainless steels while providing superior resistance to marine environments compared to 304 grade.

Technical Specifications and Industrial Applications

Key Applications for 309 Stainless Steel Bright Wire:

• Industrial furnace components
• Heat exchanger systems
• Paper mill equipment

Chemical Composition of Our Bright Wire:

• Carbon: 0.08% max
• Chromium: 22.00-24.00%
• Nickel: 12.00-15.00%
• Manganese: 2.00% max
• Silicon: 1.00% max
• Molybdenum: 0.75% max
• Iron: Balance

Physical Properties:

• Density: 0.289 lbs/in³ (9.01 g/cm³)
• Melting Range: 2550-2590°F (1399-1454°C)
• Electrical Resistivity at 68°F: 30.7 microhm-in
• Thermal Conductivity:
  • At 212°F: 9.0 BTU/hr/ft²/ft/°F
  • At 932°F: 10.8 BTU/hr/ft²/ft/°F

Mechanical Specifications:

• Ultimate Tensile Strength: 75 KSI min (620 MPA min)
• Yield Strength (0.2% offset): 30 KSI min (205 MPA min)
• Elongation: 40% minimum
• Hardness: Rb 95 max

Our 309 stainless steel bright wire is available in various temper conditions to meet specific mechanical requirements, making it the ideal choice for applications demanding both high-temperature performance and excellent corrosion resistance.