Top-Quality ASTM F51 Duplex Stainless Steel Manufacturers in Chennai
Virwadia Metal & Alloys is a reputed ASTM F51 Duplex Stainless Steel Manufacturer in Chennai, known for producing premium-grade duplex stainless steel products that exhibit outstanding corrosion resistance and mechanical strength. ASTM F51 is widely used in industries such as chemical processing, petrochemical, offshore oil and gas, and marine applications due to its superior resistance to chloride stress corrosion cracking and excellent durability.
Our ASTM F51 duplex stainless steel complies with international standards including ASTM A182 and UNS S31803, ensuring the highest quality and performance. Manufactured at our advanced Chennai facility, each product undergoes rigorous quality checks to guarantee dimensional accuracy, chemical composition, and mechanical properties.
We offer ASTM F51 in various forms including sheets, plates, pipes, tubes, and fittings, tailored to meet the precise needs of diverse industrial applications. Its unique duplex microstructure, combining austenitic and ferritic phases, delivers enhanced strength and toughness along with excellent weldability and formability.
Trusted ASTM F51 Duplex Stainless Steel Supplier in Chennai
As a leading ASTM F51 Duplex Stainless Steel Supplier in Chennai, Virwadia Metal & Alloys maintains a comprehensive stock of ASTM F51 products, available in standard and custom sizes. We serve a broad spectrum of clients ranging from small fabricators to large multinational corporations, offering customized cutting, surface treatment, and packaging solutions.
Our ASTM F51 duplex stainless steel is ideal for harsh environments, including desalination plants, chemical reactors, and offshore structures, where long-term corrosion resistance and mechanical reliability are critical. Our knowledgeable technical team provides expert advice to ensure clients receive the most suitable material for their application requirements.
With a commitment to quality and customer satisfaction, our ASTM F51 stainless steel products are designed to meet and exceed industry expectations.
Leading ASTM F51 Duplex Stainless Steel Exporter from India
Virwadia Metal & Alloys is a trusted ASTM F51 Duplex Stainless Steel Exporter from Chennai, supplying high-grade duplex stainless steel products to global markets such as Europe, the Middle East, Africa, and Southeast Asia. We ensure seamless export operations with proper documentation, third-party inspection certificates, and secure packaging to safeguard products during transit.
Our export services include flexible order quantities, customized packing, and efficient logistics to meet the unique needs of international clients. Our consistent product quality and reliable delivery schedules make us a preferred partner in the global duplex stainless steel market.
Virwadia Metal & Alloys continues to expand its global footprint by providing innovative and durable ASTM F51 duplex stainless steel solutions for critical industrial applications worldwide.
ASTM F51 Duplex Stainless Steel Specifications and Applications in Chennai | Virwadia Metal & Alloys
ASTM F51 is a duplex stainless steel forging grade commonly equivalent to UNS S31803 / UNS S32205. It features a balanced ferritic-austenitic microstructure that provides high strength, excellent resistance to pitting and crevice corrosion, and superior resistance to chloride stress corrosion cracking. ASTM F51 is widely used for forged components in oil & gas, marine, and chemical processing industries across Chennai.
Virwadia Metal & Alloys supplies high-quality ASTM F51 duplex stainless steel in Chennai, suitable for critical forged components requiring high mechanical strength and corrosion resistance in aggressive environments.
ASTM F51 Chemical Composition
| Element |
Percentage (%) |
| Chromium (Cr) |
21.0 – 23.0% |
| Nickel (Ni) |
4.5 – 6.5% |
| Molybdenum (Mo) |
2.5 – 3.5% |
| Nitrogen (N) |
0.08 – 0.20% |
| Carbon (C) |
Max 0.03% |
| Manganese (Mn) |
Max 2.0% |
| Silicon (Si) |
Max 1.0% |
| Iron (Fe) |
Balance |
Mechanical Properties
| Property |
Typical Value |
| Tensile Strength |
620 – 880 MPa |
| Yield Strength |
450 MPa (min) |
| Elongation |
25% (min) |
| Hardness |
Max 293 HB |
| Density |
7.8 g/cm³ |
Key Features of ASTM F51
- High strength forged duplex stainless steel
- Excellent resistance to pitting and crevice corrosion
- Superior resistance to chloride stress corrosion cracking
- Good weldability and machinability
- Suitable for high-pressure and high-load applications
- Cost-effective alternative to high nickel alloys
Applications of ASTM F51 in Chennai
- Forged valves and fittings
- Oil and gas equipment
- Offshore platform components
- Pressure vessels and flanges
- Chemical processing equipment
- Marine structural parts
Virwadia Metal & Alloys ensures reliable supply of ASTM F51 duplex stainless steel in Chennai, delivering high strength, corrosion resistance, and long service life for demanding industrial, marine, and energy sector applications.
