Carbon Steel A105N Wires – Manufacturer, Supplier & Exporter in Mumbai, India

Carbon Steel A105N Wires – Manufacturer, Supplier & Exporter in Mumbai, India

Virami Steel Hub is a leading manufacturer, supplier, stockist, and exporter of premium-quality Carbon Steel A105N Wires in Mumbai, India. We specialize in producing high-strength, high-quality carbon steel wires designed for critical applications in pressure vessels, piping, and mechanical industries. Our A105N wires are engineered to offer superior tensile strength, toughness, and reliability under high-temperature and high-pressure conditions.

With advanced production facilities and stringent quality control, we ensure that our Carbon Steel A105N wires meet international standards. We supply across India and export globally to the USA, Europe, the Middle East, Africa, and Southeast Asia, providing competitive pricing, timely delivery, and guaranteed quality.

What is Carbon Steel A105N?

Carbon Steel A105N is a normalized carbon steel material that meets ASTM A105 / ASME SA105 standards. The “N” in A105N indicates that the material has undergone normalization heat treatment, which improves toughness, grain refinement, and impact resistance at elevated temperatures.

A105N wires are widely used in the manufacture of flanges, fittings, valves, and high-pressure components where mechanical integrity and reliability are critical. Compared to standard A105 steel, A105N provides improved performance at high temperatures, making it suitable for power plants, oil and gas pipelines, and petrochemical applications.

Key Features of Carbon Steel A105N Wires

Carbon Steel A105N wires offer multiple advantages:

  • High tensile strength and impact resistance
  • Superior ductility and toughness
  • Excellent performance in high-pressure and high-temperature applications
  • Good weldability and machinability
  • Consistent dimensional accuracy
  • Can be cold drawn, annealed, or polished as required
  • Reliable performance in critical industrial environments

These features make A105N wires ideal for manufacturing flanges, valves, fittings, bolts, and fasteners in critical industrial systems.


Chemical Composition of Carbon Steel A105N (%)

Element Composition (%)
Carbon (C) 0.35 – 0.45
Manganese (Mn) 0.60 – 1.05
Phosphorus (P) 0.035 max
Sulfur (S) 0.04 max
Silicon (Si) 0.10 – 0.35
Iron (Fe) Balance

Role of Key Elements

  • Carbon (C): Provides hardness and strength. Controlled carbon ensures toughness without brittleness.
  • Manganese (Mn): Improves ductility, hardness, and wear resistance.
  • Silicon (Si): Acts as a deoxidizer and enhances mechanical strength.
  • Phosphorus (P) & Sulfur (S): Kept low to prevent brittleness and maintain ductility.

TThe normalized composition ensures high-quality performance for high-pressure industrial applications.


Mechanical Properties of Carbon Steel A105N Wires

A105N wires are engineered for superior mechanical properties:

  • Tensile Strength: 485 – 620 MPa
  • Yield Strength: 250 – 380 MPa
  • Elongation: 20 – 26%
  • Hardness: 170 – 210 HB
  • Impact Toughness: High, suitable for elevated temperature applications

Normalization enhances grain structure, resulting in improved impact strength and toughness at elevated temperatures.


Physical Properties

  • Density: 7.85 g/cm³
  • Melting Point: 1420 – 1460°C
  • Modulus of Elasticity: 210 GPa
  • Thermal Conductivity: 50 W/m·K
  • Coefficient of Thermal Expansion: 12 µm/m°C

These properties make A105N wires highly suitable for flanges, valves, and piping components operating under pressure and heat.


Heat Treatment

The key characteristic of A105N is normalization, which refines the microstructure and improves toughness:

Normalization Process:

  • Heat to 900 – 950°C
  • Air cooling to room temperature

Normalization reduces internal stresses, improves ductility, and ensures consistent mechanical performance.

Additional heat treatments such as tempering or stress relieving can be applied depending on application requirements.


Weldability

Carbon Steel A105N wires are highly weldable using standard techniques:

  • Shielded Metal Arc Welding (SMAW)
  • Gas Tungsten Arc Welding (GTAW / TIG)
  • Gas Metal Arc Welding (GMAW / MIG)

Welding guidelines:

  • Preheat thick sections to 150 – 200°C
  • Use appropriate filler material
  • Avoid contamination and control cooling rates
  • Post-weld stress relieving may be applied for high-pressure components

Proper welding ensures structural integrity and long-term reliability.


Machinability

A105N wires have good machinability, allowing easy fabrication for industrial applications:

  • Use sharp carbide or HSS tools
  • Moderate cutting speeds recommended
  • Use adequate coolant to prevent overheating
  • Avoid excessive work hardening

These practices ensure precision, surface finish, and dimensional accuracy.


Standards & Specifications

Virami Steel Hub supplies Carbon Steel A105N wires in compliance with international standards:

  • ASTM A105 / ASME SA105N
  • ASME B16.5 for flanges and fittings
  • UNS K02105 designation

Available Sizes

  • Wire Diameter: 0.5 mm to 25 mm
  • Coil Weight: 1 kg to 500 kg
  • Straight lengths per client requirement

Surface Finishes

  • Bright Drawn
  • Annealed
  • Polished
  • Cold Drawn

Custom sizes and finishes are available to meet industrial and mechanical requirements.


Applications of Carbon Steel A105N Wires

Oil & Gas Industry

  • High-pressure pipelines and fittings
  • Valves and flanges
  • Pumps and mechanical components

Petrochemical & Chemical Industry

  • Pressure vessels
  • Heat exchangers
  • Storage tanks

Power Generation Industry

  • Steam pipelines
  • Boiler components
  • Turbine accessories

Mechanical & Automotive Applications

  • Fasteners, bolts, and studs
  • Structural components
  • Industrial machinery

A105N wires are ideal for applications requiring high strength, toughness, and resistance to high-pressure conditions.


Quality Testing & Inspection

At Virami Steel Hub, all Carbon Steel A105N wires undergo rigorous quality control:

  • Chemical composition analysis
  • Tensile and mechanical testing
  • Hardness testing
  • Surface and dimensional inspection
  • Positive Material Identification (PMI)

Mill Test Certificates (MTC) are provided as per ASTM and ASME standards. Third-party inspection is available upon request.


Packaging & Delivery

We ensure safe packaging and reliable delivery:

  • Moisture-proof packaging
  • Supplied in coils or straight lengths
  • Export-grade wooden crates or pallets
  • Proper labeling and traceability

Our logistics system guarantees timely delivery to domestic and international clients.


Why Choose Virami Steel Hub?

  • Trusted manufacturer and exporter in Mumbai, India
  • Large ready-stock inventory of carbon steel wires
  • Competitive pricing
  • Custom manufacturing options
  • Compliance with international standards
  • Reliable global shipping network
  • Commitment to precision, quality, and customer satisfaction

Conclusion

Carbon Steel A105N wires are high-quality, normalized carbon steel wires designed for high-pressure and high-temperature applications. Their superior tensile strength, toughness, and machinability make them ideal for flanges, fittings, valves, and industrial piping systems.

Virami Steel Hub supplies certified A105N wires manufactured to international standards, ensuring durability, precision, and long-term performance for critical industrial applications worldwide.

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