Duplex Steel S31803 Sheet Plate Manufacturer, Supplier, and Stockists in India

Duplex Steel S31803 Sheet Plate is a high-performance material widely utilized in industrial manufacturing due to its enhanced mechanical properties and corrosion resistance. This alloy combines both austenitic and ferritic structures, resulting in superior strength and ductility. Its unique microstructure allows for effective performance in challenging environments, making it suitable for applications in oil and gas, chemical processing, marine, and construction industries. The combination of these properties ensures that Duplex Steel S31803 Sheet Plate can withstand extreme conditions while maintaining structural integrity.

One of the key properties of Duplex Steel S31803 is its exceptional corrosion resistance, particularly against pitting and crevice corrosion in chloride environments. This characteristic is essential in industries such as offshore oil drilling and chemical processing, where exposure to harsh environments is common. Additionally, the material exhibits good weldability and can be easily fabricated, allowing for versatile applications. The high strength-to-weight ratio also means that structures can be designed with thinner sheets, optimizing material usage and reducing overall costs.

The advantages of using Duplex Steel S31803 Sheet Plate extend beyond its mechanical and chemical properties. The material's resistance to stress corrosion cracking is particularly beneficial in high-stress environments, ensuring longevity and reliability. Furthermore, the cost-effectiveness of Duplex Steel S31803, in comparison to other high-alloy steels, makes it a preferred choice for many manufacturers aiming to balance performance with budget constraints. Its adaptability in various manufacturing processes, including machining, forming, and welding, further solidifies its position as a go-to material in industrial applications.

In summary, Duplex Steel S31803 Sheet Plate stands out as an ideal choice for industrial manufacturing due to its unique combination of strength, corrosion resistance, and cost-effectiveness. Its applications in critical sectors, alongside its favorable mechanical and chemical properties, make it a vital component for engineers and manufacturers looking to enhance the durability and performance of their products. As industries continue to evolve, the demand for reliable materials like Duplex Steel S31803 will undoubtedly increase, driving innovation and efficiency in manufacturing processes.

Specification Table

Specification	Duplex Steel S31803 Sheet Plate
Material Grade	Duplex Steel S31803 Sheet Plate
Standards	ASTM A240, ASME SA240
Form	Sheets, Plates
Size Range	1000 mm x 2000 mm to 1500 mm x 3000 mm
Wall Thickness	0.5 mm – 25 mm
Length	Single Random, Double Random
Density	7.8 g/cm³
Tensile Strength	620 MPa
Yield Strength (0.2% Offset)	450 MPa
Elongation	25%
Hardness	Rockwell B80
Melting Point	1350°C
Corrosion Resistance	Excellent in marine & chemical environments
Applications	Oil & Gas, Chemical Processing, Marine
Exported To	UAE, USA, Canada, Germany, Africa

Chemical Properties Table

Chemical Element	Duplex Steel S31803 Sheet Plate
Nickel (Ni)	5.5 - 8.5%
Chromium (Cr)	19.0 - 22.0%
Iron (Fe)	Balance
Manganese (Mn)	2.0%
Carbon (C)	0.03%
Silicon (Si)	1.0%
Other elements	Mo: 3.0%, N: 0.08%

Mechanical Properties Table

Mechanical Property	Duplex Steel S31803 Sheet Plate
Tensile Strength (MPa)	620 MPa
Yield Strength (0.2% Offset, MPa)	450 MPa
Elongation (%)	25%
Hardness (Rockwell)	Rockwell B80
Modulus of Elasticity (GPa)	200 GPa
Poisson's Ratio	0.3
Shear Modulus (GPa)	80 GPa
Density (g/cm³)	7.8 g/cm³
Reduction of Area (%)	50%
Ultimate Tensile Strength (MPa)	750 MPa

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