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Duplex Steel DIN 1.4462 Forged Round Bars, Duplex Steel UNS S31803 Bright Bars Leading Manufacturers.

As a much-admired organization in the market, we as Triton Alloys are quite engaged in proposing a collection of Duplex Steel UNS S31803 Round Bars as an exporter, manufacturer, supplier, and stockiest to our worldwide clients at reasonably priced costs. Duplex Steel UNS S31803 Bars have considerably better ductility and toughness than ferritic grades; however, they do not reach the outstanding values of austenitic grades. ASTM A276, A479 Duplex Steel Hollow Bar Exporter, Duplex Steel UNS S31803 Cold Drawn Bars, Duplex Steel S31803 Cold Drawn Bars, UNS S31803 Square Bars Suppliers. They have High Strength, Good weldability and Good workability. For chloride crevice and pitting corrosion resistance, the chromium, nitrogen and molybdenum content of Duplex Steel UNS S31803 Rods are most important. Meanwhile, we as well offer these round bars and rods in customized thicknesses and sizes as per the précised requirements given by our valuable customers in international quality of standards.


Specification :


Dimensions EN, DIN, JIS, ASTM, BS, ASME, AISI
Size 5 mm To 500 mm
Diameter 0.1 mm to 100 mm
Length 100 mm To 6000 mm Long & Above
Finish Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Tolerance H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Form Round, Square, Hex (A/F),Flate, Rectangle, Billet, Ingot, Forging Etc.
Duplex Steel 2205, 31803, 32750, 32760, 2101, 2304.

Duplex/Super Duplex Steel S31803 Round Bar Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex S31803 1.4462 S31803 / S32205

Duplex/Super Duplex Steel S31803 Round Bar Chemical Composition

Grade C Mn Si P S Cr Mo Ni N Fe
Duplex 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

Duplex/Super Duplex Steel S31803 Round Bar Mechanical Properties

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



Types of Round Bar Available


Buttweld Fittings

Round Bar

Buttweld Fittings

Square Bar

Buttweld Fittings

Flat Bar

Buttweld Fittings

Hex Bar

Buttweld Fittings

Triangle Bar

Buttweld Fittings

Hollow Bar



Marking & Packing


Our Nickel Alloy 2.4066 round bars are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All Nickel Alloy UNS N02200 bar are marked with Grade, Lot No, Size and our trade mark. We can also make custom marking on our products on Special request from Purchaser.


Quality Assurance


Triton Alloys Inc all Nickel Alloy 200 round bars, Nickel Alloy 200 bright bars and Nickel 200 hex bars are subject to strict inspection at each stage starting from material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, DIN, EN, and JIS codes and standards. We can also appoint official certified Inspection Agencies upon request of our clients so that they can witness the material reports, dimensions and quality conformity of products.

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