Duplex Stainless Steel UNS S31803 Plates & Sheets

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Duplex Steel Pipes Supplier
Specification of Duplex Steel Pipes
Duplex Stainless Steel Tubes Chemical Composition
Mechanical Properties for Stainless Steel Duplex Pipes
Duplex Stainless Steel Pipes Equivalent Grades
Duplex Steel Pipe & Tubes Types
Duplex Stainless Steel Pipes Sizes

Duplex Steel UNS S31083 Plates Manufacturer, Duplex SS UNS S31803 Sheets, UNS S31803 Plates, DSS S31803 Plates Exporter, UNS S31803 Hot Rolled Plates Manufacturer, Duplex Steel S31803 Perforated Sheets Supplier in Mumbai, Duplex S31803 Plate Distributor, Duplex S31803 Industrial Plates, S31803 Duplex Stainless Steel Hot Rolled Plate, Duplex Steel S31803 Plates Supplier In India.

Duplex Steel UNS S31803 Plates are renowned for their outstanding resistance to general corrosion, particularly in chloride-rich environments, making them ideal for marine applications. They provide superior strength compared to conventional stainless steel, making them suitable for applications that require both high strength and corrosion resistance. Their excellent weldability, combined with the need for appropriate procedures and heat treatment, ensures optimal performance in various settings.

These plates are extensively used across industries such as oil and gas, chemical processing, pulp and paper, desalination, and structural applications. As a ferritic-austenitic stainless steel, UNS S31803 Plates are highly resistant to challenging environments, offering durability and fatigue resistance. Their versatility makes them suitable for various fabrication methods, including stamping and bending.

Duplex Stainless Steel UNS S31803 Plates & Sheets Supplier

Lakshya Steel is a premier supplier of Duplex Stainless Steel UNS S31803 Plates and Sheets. We specialize in manufacturing and exporting high-quality duplex steel S31803 plates, adhering to both national and international standards to ensure exceptional reliability and performance. Our duplex stainless steel plates come in a variety of sizes and specifications to suit diverse customer requirements.

Our UNS S31803 Plates are crafted with high levels of chromium, molybdenum, and nitrogen, which impart excellent strength and corrosion resistance. These plates conform to international standards such as ASTM A240/A240M and ASTM A790/A790M and are available in various sizes and thicknesses.

Duplex stainless steel plates from Lakshya Steel offer superior thermal conductivity and maintain ductile mechanical properties across a broad temperature range. They are ideal for high-temperature and high-pressure applications and are available in fabricated, welded, and seamless forms. We also offer duplex steel UNS S31803 products in various configurations, including coils, and can customize them to meet specific needs.

For top-quality duplex stainless steel sheets and plates that deliver outstanding performance and durability, contact us at Lakshya Steel. We are dedicated to providing the best solutions for your duplex steel requirements.

Duplex Steel UNS S31803 Plates & Sheets Specifications

Specifications	ASTM A240 / ASME SA240
Thickness	4mm-100mm
Width	1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Length	2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Surface	2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hairline, sand blast, Brush, etching, etc
Finish	Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Form	Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc

Chemical Composition of Duplex Stainless Steel S31803 Plates

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N	Fe
S31803	0.030 max	2.00 max	1.00 max	0.030 max	0.020 max	22.0 – 23.0	3.0 – 3.5	4.50 – 6.50	0.14 – 0.20	63.72 min

Mechanical Properties for Duplex Stainless UNS S31803 Sheets

Grades	Density (g/cm 3)	Density (lb/in 3)	Melting Point (°C)	Melting Point (°F)
S31803	7.805	0.285	1420 – 1465	2588 – 2669

Equivalent Grades of Duplex SS UNS S31803 Plates & Sheets

STANDARD	WERKSTOFF NR.	UNS
Duplex Steel	1.4462	S31803 / S32205

Duplex Stainless Steel UNS S31803 Sheets & Plates Standards

Standard	Description
ASTM B127M	Chromium and chromium-nickel Duplex Steel plate, sheet and strip for pressure vessels and general applications.
ASTM A263	Corrosion resisting chromium steel clad plate, sheet and strip.
ASTM A264	Duplex Steel chromium-nickel steel clad plate, sheet and strip.
ASTM A666	Austenitic Duplex Steel sheet, strip, plate and flat bar for structural applications.
ASTM A693	Specification for Precipitation-Hardening Duplex Steel and Heat-Resisting Steel Plate, Sheet, and Strip
ASTM A480/A480M	General requirements for flat rolled Duplex Steel and heat resisting steel plate, sheet and strip.
ASTM A793	Specification for Rolled Floor Plate, Duplex Steel
ASTM A895	Specification for Free-Machining Duplex Steel Plate, Sheet, and Strip
EN 10088-2	Duplex Steel – Part 2: Technical delivery conditions for sheet/plate and strip for general purposes.
AMS 5511	Steel, Corrosion-Resistant, Sheet, Strip, and Plate, 19Cr – 9.5Ni (S31803), Solution Heat Treated
AMS 5513	Steel, Corrosion-Resistant, Sheet, Strip, and Plate, 19Cr – 9.2Ni (SAE 30S31803), Solution Heat Treated
AMS 5501	Steel, Corrosion Resistant, Sheet, Strip, and Foil, 19Cr – 9.5Ni (S31803), Cold Rolled, 125 ksi (862 MPa) Tensile Strength

Types of Duplex Steel UNS S31803 Plates & Sheets

Duplex Steel S31803 Polished Plates	S31803 Duplex Steel Galvanized Plates
Duplex WERKSTOFF NR. 1.4462 Polished Plates	ASME SA240 S31803 Diamond Plates
Duplex Steel S31803 Perforated Plates	S31803 Duplex Steel Hot Rolled Plates
S31803 Duplex Steel Hot Rolled Sheets	Duplex Steel S31803 Cold Rolled Plates
S31803 Duplex Steel Cold Rolled Sheets	Duplex WERKSTOFF NR. 1.4462 Cold Rolled Plates
Duplex Steel S31803 Shim Sheet	S31803 Duplex Steel Plain Sheet
ASTM A240 S31803 Duplex Steel Galvanized Sheet	Duplex Steel S31803 Chequered Plate
S31803 Duplex Steel Chequered Plate	Duplex Steel WERKSTOFF NR. 1.4462 Designer Sheet
Duplex Steel UNS S31803 Perforated Sheet	UNS S31803 Duplex Steel Perforated Sheet

Industrial Application of Duplex SS UNS S31803 Plates & Sheets

Our duplex steel Sheets & Plates are used in a wide range of applications and various industries. Below are a few of them:

Gas Processing Industries
Petrochemical Industries
Power Generation Industries
Food Processing Industries
Chemical Industries
Oil & Gas Industries
Fertilizers Industries
Sugar Industries

FAQ’s

What are the benefits of using Duplex Steel UNS S31803?

The main benefits include high strength, resistance to stress corrosion cracking, pitting, and crevice corrosion, lower thermal expansion, and better heat conductivity. They are also magnetic, which helps differentiate them from other stainless steels.

What industries commonly use Duplex Steel UNS S31803?

It is widely used in the oil and gas industry, chemical processing, marine applications, food processing, and other sectors that require durable and corrosion-resistant materials.

Global Supplier of SS 441 Pipes & Tubing

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