Stainless Steel 304 Wires Manufacturer, Supplier & Exporter in Mumbai, India

Stainless Steel 304 Wires Manufacturer, Supplier & Exporter in Mumbai, India

Virami Steel Hub is a leading manufacturer, supplier, stockist, and exporter of Stainless Steel 304 Wires in Mumbai, India. We supply high-quality SS 304 wires in various diameters, finishes, and specifications to meet diverse industrial requirements. Our products are supplied across India and exported globally to the USA, Europe, the Middle East, Africa, and Southeast Asia.

Stainless Steel 304 is the most widely used austenitic stainless steel grade, known for its excellent corrosion resistance, good mechanical properties, and outstanding formability. Due to its versatility and cost-effectiveness, SS 304 wires are extensively used in industrial, commercial, and general engineering applications.

What Are Stainless Steel 304 Wires?

Stainless Steel 304 Wires are cold-drawn or annealed wire products manufactured from Grade 304 austenitic stainless steel. This grade contains approximately 18% chromium and 8% nickel, which provide excellent corrosion resistance and good strength.

SS 304 is often referred to as "18/8 stainless steel" and is suitable for a wide range of environments, especially those involving moisture and mild chemicals. It offers a balanced combination of strength, corrosion resistance, and fabrication properties.

Key Features of Stainless Steel 304 Wires

  • Excellent corrosion resistance in atmospheric and mild chemical environments
  • Good strength and toughness
  • Outstanding formability and ductility
  • Excellent weldability
  • Good resistance to oxidation
  • Hygienic and easy to clean
  • Non-magnetic in annealed condition

These features make SS 304 wires suitable for both structural and decorative applications.


Chemical Composition of Stainless Steel 304

Element Composition (%)
Chromium (Cr) 18.0 – 20.0
Nickel (Ni) 8.0 – 10.5
Carbon (C) 0.08 max
Manganese (Mn) 2.0 max
Silicon (Si) 1.0 max
Phosphorus (P) 0.045 max
Sulfur (S) 0.03 max
Iron (Fe) Balance

Role of Key Elements

  • Chromium (Cr): Forms a passive oxide layer that protects against corrosion.
  • Nickel (Ni): Improves ductility, toughness, and corrosion resistance.
  • Carbon (C): Contributes to strength but is controlled to prevent carbide precipitation.
  • Manganese (Mn): Enhances hot working properties.
  • Silicon (Si): Improves oxidation resistance.

The balanced composition of SS 304 ensures reliable performance in various environments.


Mechanical Properties of Stainless Steel 304 Wires

Stainless Steel 304 wires provide dependable mechanical strength:

  • Tensile Strength: 515 – 720 MPa
  • Yield Strength: 205 MPa (min)
  • Elongation: 40% (min)
  • Hardness: 201 HB (max in annealed condition)
  • Density: 8.0 g/cm³

Cold working increases tensile strength and hardness, making the wires suitable for high-strength applications.


Physical Properties of Stainless Steel 304

  • Melting Range: 1400 – 1450°C
  • Modulus of Elasticity: 193 GPa
  • Thermal Conductivity: 16.2 W/m·K
  • Electrical Resistivity: 0.72 µΩ·m
  • Coefficient of Thermal Expansion: 17.2 µm/m°C

SS 304 wires maintain good dimensional stability and perform well under moderate temperature variations.


Corrosion Resistance of Stainless Steel 304 Wires

Stainless Steel 304 offers excellent resistance to:

  • Atmospheric corrosion
  • Freshwater exposure
  • Food processing environments
  • Mild acids and alkalis
  • Oxidizing chemicals

However, it is not recommended for prolonged exposure to:

  • High-chloride or marine environments
  • Strong acids
  • Highly saline conditions

For marine or highly corrosive environments, higher-alloy grades such as 316 may be more suitable.


Heat Treatment of Stainless Steel 304 Wires

Stainless Steel 304 cannot be hardened by heat treatment. It is typically supplied in annealed or cold-worked condition.

Annealing Process:

  • Heat to 1010 – 1120°C
  • Rapid cooling (water or air quenching)

Annealing restores ductility and relieves internal stresses caused by cold working.

Cold working enhances strength and hardness but reduces ductility.


Machinability of Stainless Steel 304 Wires

SS 304 has moderate machinability compared to free-machining grades.

  • Requires sharp tools and rigid equipment
  • Use appropriate cutting speeds
  • Apply sufficient coolant to reduce heat
  • Work hardening may occur if machining is not controlled

Though not as easy to machine as Grade 303, SS 304 offers better corrosion resistance and weldability.


Weldability of Stainless Steel 304 Wires

Stainless Steel 304 has excellent weldability.

  • Suitable for TIG (GTAW) and MIG (GMAW) welding
  • No preheating required
  • Post-weld annealing generally not necessary
  • Use compatible filler materials

Proper welding procedures help maintain corrosion resistance and mechanical integrity.


Available Sizes & Specifications

Stainless Steel 304 wires are manufactured according to international standards:

Standards:

  • ASTM A580 (Stainless Steel Wire)
  • ASTM A276 (Stainless Steel Bars & Shapes)
  • ASTM A479
  • ASME SA580

Size Range:

  • Wire Diameter: 0.1 mm to 25 mm
  • Coil Weight: 1 kg to 500 kg
  • Cut Lengths: Custom lengths as per requirement

Surface Finishes:

  • Bright drawn
  • Annealed
  • Polished
  • Cold drawn
  • Pickled

Customized sizes and finishes are available to meet specific industrial needs.


Applications of Stainless Steel 304 Wires

Stainless Steel 304 wires are widely used across multiple industries.

Food & Beverage Industry

  • Food processing equipment
  • Kitchen appliances
  • Wire racks and trays

Construction Industry

  • Fasteners
  • Reinforcement components
  • Architectural structures

Automotive Industry

  • Springs
  • Cables
  • Clamps

Chemical Industry

  • Process equipment components
  • Wire mesh
  • Heat-resistant parts

Medical & Pharmaceutical Industry

  • Surgical instruments
  • Hygienic equipment
  • Cleanroom components

General Engineering

  • Bolts and screws
  • Wire mesh
  • Springs
  • Conveyor belts

Its versatility makes it one of the most commonly used stainless steel grades worldwide.


Advantages of Stainless Steel 304 Wires

  • Excellent corrosion resistance
  • High strength and durability
  • Superior formability and weldability
  • Hygienic and easy to maintain
  • Attractive surface finish
  • Long service life
  • Cost-effective and widely available

These advantages make SS 304 wires suitable for both industrial and decorative purposes.


Quality Testing & Inspection

At Virami Steel Hub, all Stainless Steel 304 wires undergo strict quality assurance procedures:

  • Chemical composition testing
  • Tensile strength testing
  • Hardness testing
  • Elongation testing
  • Surface inspection
  • Dimensional verification
  • Positive Material Identification (PMI)

Mill Test Certificates (MTC) are provided in accordance with ASTM and ASME standards. Third-party inspection can be arranged as per customer requirements.


Packaging & Delivery

To ensure safe and secure transportation, SS 304 wires are:

  • Packed in moisture-resistant wrapping
  • Supplied in coils or cut lengths
  • Secured in wooden boxes or pallets
  • Properly labeled for traceability

We ensure timely dispatch and safe delivery for both domestic and international shipments.


Why Choose Virami Steel Hub for Stainless Steel 304 Wires?

  • Reputed manufacturer and exporter in Mumbai, India
  • Extensive ready stock availability
  • Competitive pricing structure
  • Customized sizes and finishes
  • Compliance with international standards
  • Reliable and timely global shipping

Our commitment to quality, customer satisfaction, and efficient service makes us a trusted partner worldwide.


Conclusion

Stainless Steel 304 Wires are versatile, corrosion-resistant, and durable austenitic stainless steel products suitable for a wide range of industrial and commercial applications. With excellent strength, weldability, and formability, SS 304 wires are widely used in food processing, construction, automotive, chemical, and general engineering industries.

Virami Steel Hub supplies certified Stainless Steel 304 wires in various sizes and finishes, ensuring superior quality, reliable performance, and long service life in every application.

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