Inconel 825 Wires – Manufacturer, Supplier & Exporter in Mumbai, India

Inconel 825 Wires – Manufacturer, Supplier & Exporter in Mumbai, India

Virami Steel Hub is a leading manufacturer, supplier, stockist, and exporter of Inconel 825 Wires in Mumbai, India. We supply premium-quality Nickel Alloy 825 wires in various diameters, finishes, and specifications to meet the demanding requirements of oil & gas, chemical processing, marine, pollution control, and power generation industries.

We supply across India and export globally to the USA, Europe, the Middle East, Africa, and Southeast Asia, ensuring strict compliance with international quality standards and dependable worldwide delivery.

What Are Inconel 825 Wires?

Inconel 825 Wires are nickel-iron-chromium alloys with additions of molybdenum, copper, and titanium, designed for exceptional resistance to both reducing and oxidizing corrosive environments.

Alloy 825 (UNS N08825) offers excellent resistance to sulfuric and phosphoric acids, stress corrosion cracking, pitting, and crevice corrosion. The balanced chemical composition ensures outstanding performance in highly aggressive chemical and marine environments.

Inconel 825 wires are widely used where superior corrosion resistance and good mechanical strength are essential.

Key Features of Inconel 825 Wires

  • Excellent resistance to sulfuric and phosphoric acids
  • Superior resistance to pitting and crevice corrosion
  • Resistant to chloride stress corrosion cracking
  • Good mechanical strength
  • Excellent resistance to reducing and oxidizing environments
  • Good weldability and fabricability
  • Stable austenitic structure

These properties make Inconel 825 wires suitable for harsh chemical and offshore applications.


Chemical Composition of Inconel 825

Element Composition (%)
Nickel (Ni) 38.0 – 46.0
Chromium (Cr) 19.5 – 23.5
Iron (Fe) Balance
Molybdenum (Mo) 2.5 – 3.5
Copper (Cu) 1.5 – 3.0
Titanium (Ti) 0.6 – 1.2
Carbon (C) 0.05 max
Manganese (Mn) 1.0 max
Silicon (Si) 0.5 max
Sulfur (S) 0.03 max
Aluminum (Al) 0.2 max

Role of Key Elements

  • Nickel (Ni): Provides resistance to chloride stress corrosion cracking
  • Chromium (Cr): Enhances oxidation and corrosion resistance
  • Molybdenum (Mo): Improves resistance to pitting and crevice corrosion
  • Copper (Cu): Increases resistance to sulfuric acid
  • Titanium (Ti): Stabilizes the alloy against sensitization

The combination of molybdenum and copper distinguishes Inconel 825 from other nickel alloys.


Mechanical Properties of Inconel 825 Wires (Annealed Condition)

  • Tensile Strength: 585 MPa (min)
  • Yield Strength: 240 MPa (min)
  • Elongation: 30% (min)
  • Hardness: 200 HB (approx.)
  • Density: 8.14 g/cm³

Cold working increases strength while reducing ductility.


Physical Properties

  • Melting Range: 1370 – 1400°C
  • Modulus of Elasticity: 196 GPa
  • Thermal Conductivity: 11.1 W/m·K
  • Electrical Resistivity: 1.12 µΩ·m
  • Coefficient of Thermal Expansion: 14.0 µm/m°C

These properties ensure reliable performance under thermal and mechanical stress.


Corrosion Resistance

Inconel 825 wires provide excellent resistance to:

  • Sulfuric acid
  • Phosphoric acid
  • Nitric acid
  • Chloride-induced stress corrosion cracking
  • Pitting and crevice corrosion
  • Seawater corrosion

The alloy performs exceptionally well in aggressive chemical processing and offshore environments.


Heat Treatment

Inconel 825 is not precipitation hardenable and is typically supplied in annealed or cold-worked condition.

Annealing Process:

  • Heat to 930 – 980°C
  • Rapid air cooling

Annealing restores ductility and corrosion resistance.


Weldability

Inconel 825 wires offer excellent weldability:

  • Suitable for TIG (GTAW) and MIG (GMAW) welding
  • No preheating generally required
  • Matching filler metals such as ERNiCrMo-3 recommended
  • Post-weld heat treatment usually not necessary

The alloy maintains corrosion resistance in welded joints.


Machinability

Inconel 825 has moderate machinability due to work hardening characteristics.

Recommendations:

  • Use rigid setups and sharp carbide tools
  • Maintain controlled cutting speeds
  • Apply adequate coolant
  • Avoid excessive tool dwell

Proper machining ensures dimensional precision and smooth surface finish.


Available Sizes & Specifications

Standards

  • ASTM B166
  • ASTM B425
  • ASTM B564
  • ASME SB166

Size Range

  • Wire Diameter: 0.1 mm to 25 mm
  • Coil Weight: 1 kg to 500 kg
  • Straight Lengths: As per requirement

Surface Finishes

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

Custom sizes and finishes are available as per client specifications.


Applications of Inconel 825 Wires

Chemical Processing

  • Acid production equipment
  • Heat exchangers
  • Process piping

Oil & Gas Industry

  • Sour gas wells
  • Downhole components
  • Offshore platforms

Marine Industry

  • Seawater piping systems
  • Corrosion-resistant fasteners

Pollution Control

  • Scrubbers
  • Stack liners

Power Generation

  • Heat exchangers
  • High-temperature components

Its exceptional resistance to acidic and chloride environments makes Inconel 825 ideal for aggressive industrial applications.


Advantages of Inconel 825 Wires

  • Excellent resistance to strong acids
  • Superior protection against stress corrosion cracking
  • Good mechanical strength
  • Reliable weldability
  • Suitable for offshore and chemical environments
  • Long service life in corrosive conditions

Quality Testing & Inspection

At Virami Steel Hub, Inconel 825 wires undergo comprehensive quality assurance procedures:

  • Chemical composition analysis
  • Mechanical testing
  • Tensile and yield strength verification
  • Hardness testing
  • Surface inspection
  • Dimensional verification
  • Positive Material Identification (PMI)

Mill Test Certificates (MTC) are supplied as per ASTM and ASME standards. Third-party inspection can be arranged upon request.


Packaging & Delivery

  • Moisture-proof packaging
  • Supplied in coils or straight lengths
  • Export-grade wooden boxes or pallets
  • Proper labeling for complete traceability

We ensure safe packaging and prompt worldwide delivery.


Why Choose Virami Steel Hub?

  • Trusted manufacturer and exporter in Mumbai, India
  • Extensive ready-stock inventory
  • Competitive pricing
  • Custom sizes and finishes available
  • Compliance with international standards
  • Timely global shipping

Our commitment to quality and customer satisfaction makes us a preferred global supplier.


Conclusion

Inconel 825 Wires are nickel-iron-chromium alloy wire products engineered for superior corrosion resistance in aggressive chemical and marine environments. With excellent resistance to sulfuric and phosphoric acids, stress corrosion cracking, and pitting, they are widely used in oil & gas, chemical processing, marine, and pollution control industries.

Virami Steel Hub supplies certified Inconel 825 wires in various sizes and specifications, ensuring durability, reliability, and long-term performance in demanding industrial applications worldwide.

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