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Duplex Steel UNS S31803 Plates

ASTM A240 UNS S31803 Duplex Stainless Steel Plates Manufacturer, UNS S31803 Coil, UNS S31803 Duplex SS Sheet Price List in India

Supplier of UNS S31803 Duplex Steel Plate, Sheets and Coils in Cold Rolled (CR) and Hot Rolled (HR) in India, UNS S31803 Steel Plate BA Surface Finish, UNS S31803 Duplex SS Plate 2R (BA) Finish.

R Pipe Overseas Manufacturer, Supplier Importer, Stockholder, Duplex Stainless Steel Plates ASTM A240 UNS S31803, premier Suppliers of bulk Duplex Stainless Steel Plates ASTM A240 UNS S31803.

Original Photograph Of Duplex Steel UNS S31803 Plate At Our Warehouse Mumbai, India

Original Photo Of Our Duplex Steel UNS S31803 Plate Stockist In Mumbai, India.



What Is Stainless Steel Duplex Steel UNS S31803 Plate?

Duplex Steel UNS S31803 Sheets, Plates & Coils Supplier & Exporter

R Pipe Overseas is leading supplier, manufacturer of Duplex Steel 31803 Sheet Plate, Duplex 31803 Sheet Plate, 31803 Duplex Sheet Plate, Duplex 31803 Stainless Steel Sheet Plate, Stainless Steel 31803 Duplex Sheet Plate, 31803 Duplex Stainless Steel Sheet Plate, Steel 31803 Sheet Plate, 22Cr Duplex Sheet Plate, Standard Duplex Sheet Plate, Duplex Steel Sheet Plate.

R Pipe Overseas has an extensive inventory of Duplex LDX 2205, 31803, S32205 duplex stainless steel plate and sheets products available to satisfy your challenging corrosion and high strength requirements. Duplex stainless steel plate contains relatively high levels of chromium (between 18% and 28%) and low to moderate amounts of nickel (between 1.5% and 8%). The high corrosion resistance and excellent mechanical properties of duplex stainless steels can be attributed to their chemical composition and balanced (duplex) microstructure of approximately equal volume percentages of ferrite and austenite.


Product Range

Sr. No.
Size (in mm) Thickness Specification Manufacturer
1 1000 x 2000 
1220 x 2440 
(4' x 8')
1250 x 2500 
1500 x 3000 To 6000 
2000 x 4000 To 6000
0.3 mm 
120 mm
A-240 Jindal, Acroni, Columbus, Acerinox, Thysenkrupp, Posco, Aperam, BRG etc.

Grade UNS S31803
Sheet Finishing 2B, 2D, HR, CR, BA (No. 8), Satin (Met with PVC Coated)
Sheet & Plate in Form of Coils, Shim Sheet, Perforated Sheet, Chequered Plate Etc.
Value Added Service Cladding
Heat Treatment
Pickling, Polish
Minor Fabrication Etc.
Test Certificate
  • Manufacturer Test Certificate
  • Laboratory Test Certificate from Govt. Approved Lab. 
  • Under Third Party Inspection
Specialize Shim Sheet, Perforated Sheet (Round, Square & Oblong Hole) & as per your Drawing

Chemical Composition of ASTM A240 UNS S31803 Duplex Stainless Steel Plates and Sheets

Grade   C Mn Si P S Cr Mo Ni N
S31803 Min>Max -0.030 -2.00 -1.00 -0.030 -0.020 21.023.0 2.53.5 4.56.5 0.080.20

Mechanical Properties ASTM A240 UNS S31803 Duplex Stainless Steel Plates and Sheets

Grade Tensile Str
(MPa) min
Yield Strength
0.2% Proof
(MPa) min
(% in 50mm) min
Rockwell C (HR C) Brinell (HB)
S31803 621 448 25 31 max 293 max

Physical Properties ASTM A240 UNS S31803 Duplex Stainless Steel Plates and Sheets

Grade Density

Mean Co-eff of Thermal
expansion (μm/m/°C)
Conductivity (W/m.K)

( J/kg.K)
0-100°C 0-315°C 0-538°C at 100°C at 500°C
UNS S31803 782 190 13.7 14.2 - 19 - 418 850

Grade Specification Comparison ASTM A240 UNS S31803 Duplex Stainless Steel Plates and Sheets

Grade UNS
Old British Euronorm Swedish


BS En No Name
UNS S31803 S31803 318S13 - 1.4462 X2CrNiMoN22-5-3 2377 SUS 329J3L

ASTM A240 UNS S31803 Duplex Stainless Steel Plates and Sheets Packing

ASTM A240 UNS S31803 Duplex Stainless Steel Plates and Sheetsis sleeved into plastic bag individually, pieces wrapped with water-proof material, bundled with nylon rope. Clear labels are tagged on the outside of the package for easy identification of the quantity and product I.D. Great care is taken during operation and transportation. SS UNS S31803 Stainless Steel Plate packing will be according to international standard in bundles strapped by strips then into containers to avoid any damage.

Delivery: Within 10-25days or asap if we have enough stock

Types of Packaging:

  • - Bundles (hexagonal)
  • - Wooden Boxes
  • - Crates (steel/wooden)
  • - Special crates for U-Bend tubes with each radius separated
  • - Packaging for SS UNS S31803 Stainless Steel Plate ASTM A240 as per customer's requirements

Special Features:

  • - Each bundle covered with plastic for protection against extreme weather.
  • - End of UNS S32205 Stainless Steel Plate protected by plastic Strip.
  • - Bundles strapped with plastic strips.
  • - Each radius of U-Bend tube separated by a separator.
  • - Packaging list (laminated) placed with box/crate.


Duplex Stainless Steel UNS S31803 Plates Price in India


Duplex Steel UNS S31803 Plates Price in India

Duplex Steel UNS S31803 Plates

We offer quality range of Duplex Steel UNS S31803 Plates, which are durable, and corrosion free

Check Price In India -  Rs 450 / Kilogram

S31803 Duplex Steel Plates Price in India

S31803 Duplex Steel Plates

R Pipe Overseas is one of the leading manufacturers & suppliers of S31803 Duplex Steel Plates.

Check Price In India -  Rs 300 / Kilogram

Duplex Steel S31803 Plates Price in India

Duplex Steel S31803 Plates

We are amongst the leading supplier, importer, and exporter of the finest quality array of Duplex Steel S31803 Plates.

Check Price In India -  Rs 250 / Kilogram

S31803 Duplex UNS Plates Price in India

S31803 Duplex UNS Plates

We are offering S31803 Duplex UNS Plates

Check Price In India -  Rs 150 / Kilogram



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