204Cu stainless steel bright wire

Introduction to 204Cu Stainless Steel Bright Wire

204Cu stainless steel bright wire is a specialized chromium-magnesium austenitic grade featuring a unique 2-4% copper content and 0.05-0.25% nitrogen addition. This innovative bright wire exhibits slight magnetic properties after cold working, though this can be minimized through specialized processing techniques. As a cost-effective alternative, 204Cu stainless steel bright wire bridges the performance gap between 200 and 300 series stainless steel varieties.

Applications of 204Cu Stainless Steel Bright Wire

This versatile stainless steel bright wire excels in various specialized applications:

• Coal handling equipment for slurry filtration
• High-performance hinge pins
• Industrial tobacco processing baskets
• Components requiring superior galling resistance compared to 304/304HQ
• Applications demanding enhanced strength with controlled magnetic properties

Chemical Composition and Properties

204Cu stainless steel bright wire features a precisely controlled composition:

• Chromium: 15.50-17.50%
• Manganese: 6.5-9.0%
• Copper: 2.00-4.00%
• Nickel: 1.50-3.50%
• Nitrogen: 0.05-0.25%
• Carbon: 0.15% max
• Iron: Balance

Physical and Mechanical Characteristics

Key physical properties include:

• Density: 7.81 g/cm³
• Melting Range: 2552-2642°F (1400-1450°C)
• Modulus of Elasticity: 29 x 10³ KSI (200 x 10³ MPa)

Mechanical properties in annealed condition:

• Ultimate Tensile Strength: 92 KSI (635 MPa)
• Yield Strength: 42 KSI (290 MPa)
• Elongation: 75%
• Reduction in Area: 77%

This high-performance stainless steel bright wire can be cold worked to achieve various tempers, offering exceptional versatility for demanding applications requiring specific mechanical properties and controlled magnetic characteristics.