"Mehta Metal Industries", founded in 1978 by Babulal Mehta, is one of India's oldest and most trusted suppliers of high-quality stainless steel products.

Duplex Steel Sheets & Plates Manufacturers in India – Mehta Metal Industries

Mehta Metal Industries is one of the leading duplex steel sheets & plates manufacturers in India, offering high-performance materials designed for demanding industrial environments. Duplex steel sheets and plates combine the properties of austenitic and ferritic stainless steels, providing excellent strength and superior corrosion resistance.

We supply duplex steel sheets and plates in various grades, sizes, and finishes to meet the needs of industries such as oil & gas, marine, chemical processing, and construction. These sheets and plates are known for their durability, high mechanical strength, and resistance to stress corrosion cracking.

In addition to duplex steel, we offer a wide range of products across our complete range of sheets & plates to meet diverse industrial and engineering requirements.

Duplex sheets and plates supplier in India with corrosion resistant industrial materials

Duplex Steel Sheets & Plates Overview

Duplex steel sheets and plates are widely used in applications requiring high strength, corrosion resistance, and long service life. Their dual-phase microstructure provides better performance compared to conventional stainless steels, especially in aggressive environments.

At Mehta Metal Industries, we supply duplex steel sheets and plates in various thicknesses, widths, and surface finishes. These products are suitable for fabrication, structural use, and process equipment across multiple industries.

For applications requiring enhanced corrosion resistance or different mechanical properties, materials such as Super Duplex Steel Sheets & Plates and Carbon Steel Sheets & Plates can also be considered depending on project requirements.

Sheets & Plates can also be considered depending on project requirements.

Product Specifications

Specification Details
Material Duplex Steel Sheets & Plates
Standards ASTM A240, ASTM A480, EN 10088
ASME Standards SA240
Grades Duplex Steel (Standard Grades Available)
Type Sheets, Plates
Thickness Range 0.4 mm – 100 mm
Width 1000 mm, 1219 mm, 1250 mm, 1500 mm, 2000 mm, 2500 mm
Length 2000 mm, 2440 mm, 3000 mm, 6000 mm or custom
Surface Finish 2B, 2D, BA, No.1, No.4, No.8, Mirror, Hairline, Matte
Hardness Soft, Half Hard, Hard
Coating PVC / Laser Coated
Certification ISO, PED, IBR, ROHS

Duplex steel sheets and plates are available in various grades and finishes for high-performance industrial applications.

Sizes & Dimensions

Parameter Range
Thickness 0.4 mm to 100 mm
Width Up to 3500 mm
Length Up to 6000 mm
Form Sheet / Plate
Custom Sizes Available

Customized duplex steel sheets and plates are available as per project requirements.

Explore Our Product Range

Mechanical Properties

Property Value
Tensile Strength 620–880 MPa
Yield Strength 450–550 MPa
Elongation 20–30%
Hardness ≤ 290 HB

These properties make duplex steel sheets and plates suitable for high-strength and corrosion-resistant applications.

Chemical Composition

Element Range (%)
Chromium 21–23
Nickel 4.5–6.5
Molybdenum 2.5–3.5
Nitrogen 0.10–0.30
Carbon ≤ 0.03

Composition may vary based on grade.

Surface Finish Details

Finish Description Applications
2B Smooth, semi-reflective General fabrication
BA Bright finish Decorative use
No.1 Hot rolled Industrial use
No.4 Brushed Equipment & panels
Mirror / 8K Highly reflective Architecture
Hairline Fine finish Interior design

Applications of Duplex Steel Sheets & Plates

Duplex steel sheets and plates are widely used in industries that require high strength, corrosion resistance, and durability in aggressive environments. These materials are ideal for applications involving high pressure, chemical exposure, and marine conditions.

Where are Duplex Steel Sheets & Plates used?

  • Oil & Gas Industry
    Used in offshore platforms, pipelines, and pressure equipment exposed to harsh environments.
  • Chemical Processing Industry
    Used in tanks, heat exchangers, and reactors handling corrosive chemicals.
  • Marine Industry
    Used in shipbuilding and coastal applications requiring resistance to seawater corrosion.
  • Construction Industry
    Used in structural components where strength and durability are essential.
  • Industrial Applications
    Used in fabrication and heavy-duty equipment requiring long service life.

Why are Duplex Steel Sheets & Plates preferred?

  • High strength-to-weight ratio
  • Excellent corrosion resistance
  • Resistance to stress corrosion cracking
  • Long service life
  • Reduced maintenance costs

Weight Chart

Thickness Weight (kg/m²)
1 mm 8.0
2 mm 16.0
5 mm 40.0
10 mm 80.0
20 mm 160.0

Quality Assurance

At Mehta Metal Industries, quality is a core part of our business philosophy and operational standards. We are committed to maintaining consistency, reliability, and compliance across all our processes, supported by structured quality management systems focused on continuous improvement, documentation control, and process monitoring to meet global industry expectations.

We are certified with multiple international standards that reflect our commitment to quality, safety, and environmental responsibility:

  • ISO 9001:2015 – Quality Management System
  • ISO 14001:2015 – Environmental Management System
  • ISO 45001:2018 – Occupational Health & Safety Management
  • PED (Pressure Equipment Directive 2014/68/EU) Certification

These certifications demonstrate our adherence to global quality benchmarks and regulatory standards.

Our continuous focus ensures alignment with international practices and long-term client trust.

Why Choose Mehta Metal Industries

Industrial buyers and project engineers choose Mehta Metal Industries for reliable duplex steel sheets and plates with consistent quality, accurate specifications, and dependable delivery for demanding industrial applications where strength and corrosion resistance are critical.

  • Advanced Manufacturing
    We use advanced rolling and processing techniques to manufacture duplex steel sheets and plates with precise thickness control, superior surface finish, and uniform mechanical properties across all batches, ensuring reliable performance in critical environments.
  • Wide Range of Grades
    We supply duplex steel sheets and plates along with other stainless and alloy grades, enabling buyers to select the most suitable material for corrosion resistance, strength, and application-specific performance requirements.
  • Custom Solutions
    We offer customized sizes, thicknesses, and surface finishes in duplex steel sheets and plates to meet specific fabrication, structural, and industrial project needs with precision.
  • Bulk Supply Capability
    With strong inventory and supply chain support, we efficiently fulfill bulk orders of duplex steel sheets and plates while maintaining consistent quality, competitive pricing, and timely delivery schedules.
  • Strict Quality Control
    Each duplex steel sheet and plate undergoes multiple quality checks to ensure compliance with international standards and long-term performance reliability.
    Every product is tested through:
    • Mechanical testing
    • Surface inspection
    • Chemical analysis
    • Dimensional inspection
    These checks ensure durability, corrosion resistance, and consistent performance of duplex steel sheets and plates in demanding applications.

Industries We Serve

Our duplex steel sheets and plates are widely used in industries requiring high strength, corrosion resistance, and durability for critical and high-performance applications. These industries rely on duplex steel sheets and plates for long-term performance in aggressive environments.

  • Oil & Gas Industry
    Duplex steel sheets and plates are used in offshore platforms, pipelines, and pressure equipment exposed to high pressure, corrosive media, and extreme environmental conditions.
  • Chemical Industry
    Used in processing equipment, tanks, and reactors where duplex steel sheets and plates provide excellent resistance to chemicals and long service life.
  • Marine Industry
    Duplex steel sheets and plates are widely used in shipbuilding and coastal applications where resistance to seawater corrosion is essential.
  • Construction Industry
    Used in structural applications where duplex steel sheets and plates offer high strength, durability, and reduced maintenance requirements.
  • Industrial Manufacturing
    Widely used in fabrication, heavy equipment, and industrial systems where duplex steel sheets and plates ensure consistent performance and reliability.

Frequently Asked Questions

  • What are duplex steel sheets and plates used for?
    Duplex steel sheets and plates are used in industries such as oil & gas, marine, and chemical processing where high strength and corrosion resistance are required.
  • Why are duplex steel sheets and plates preferred over stainless steel?
    Duplex steel sheets and plates offer higher strength and better resistance to stress corrosion cracking compared to standard stainless steel grades.
  • What grades are available in duplex steel sheets and plates?
    Duplex steel sheets and plates are available in standard duplex and super duplex grades depending on application requirements.
  • Can duplex steel sheets and plates be welded?
    Yes, duplex steel sheets and plates can be welded using proper welding techniques while maintaining their mechanical properties.
  • What finishes are available in duplex steel sheets and plates?
    Common finishes include 2B, BA, No.1, No.4, mirror, and hairline, suitable for industrial and decorative applications.
  • Do you provide customized duplex steel sheets and plates?
    Yes, duplex steel sheets and plates are available in customized sizes, thicknesses, and finishes based on specific project requirements.

Request a Quote

Looking for a reliable duplex steel sheets & plates manufacturer in India? Mehta Metal Industries supplies high-quality duplex steel sheets and plates for industrial and structural applications.

We offer a wide range of sizes, finishes, and specifications with competitive pricing and dependable delivery. Contact us today to get a quick quote for your duplex steel sheets and plates requirements.