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ASTM A240 / ASME SA240 UNS S31803 Shim Sheets

ASTM A240 UNS S31803 Shim Sheets, Duplex Steel S31803 Industrial Sheet, Duplex Steel S31803 Plates, Duplex Steel S31803 Sheets, India, 1.4462 Sheets, S31803 Duplex Steel Sheets, Duplex Steel S31803 Sheets & Plates Manufacturer in Mumbai.

Calicometal is a reputed fabricator and exporter of superior quality Duplex Steel UNS S31803 shims. Duplex steel UNS S31803 shims contain high Chromium, Nitrogen, nickel, and Molybdenum. It provides excellent corrosion resistance in extreme environments. We are offering Duplex steel UNS S31803 Sheets in several Sizes, Dimensions, and thickness. We also provide these shims in customized as per the requirement of our client. These Duplex steel provide high yield strength and excellent resistance to general corrosion. We are supplying Duplex steel UNS S31803 shims with many functional specifications and advantages. Some are high tensile strength and excellent ant - obstructive, rugged structure, perfect dimensional accuracy, and long-lasting. These shims are offer superior resistance to the pitting, Crevice, and stress corrosion cracking. We strictly examine and test the raw material before using it for the fabrication process. Our experts follow international manufacturing norms and guidelines for the development of premium quality of Duplex Steel UNS S31803 shims based on our customers' demands. Our all professional workers are monitoring the product at every stage of production. So, our product quality is the best.

We use the latest technology, Tools, and Standard guidelines to develop Duplex steel UNS S31803 shims. We exactly design these shim according to the international standards and specifications. Our quality checking team checks the quality of the Duplex steel shims to assure excellent efficiency. They contain every essential Parameter as per the guidelines of international quality standards. These tests include the Hardness test, Chemical test, Pitting resistant test, Mechanical Test and Positive material identification test, etc. We are supplying superior quality of Duplex Steel UNS S31803 shims.

Calicometal supplies the best quality of UNS S31803 Plates to several industries such as power generation, Pharmaceutical industry and Paper, and pulp industry, etc. After the production, we do packaging. Our company especially pays attention to the packaging process. We ensure using the best quality packaging material to prevent any damage to the product during transit. Safely do packing into the Wooden box, Plastic shits, And Carton, etc. It ensures to safe of the product.

ASTM A240 UNS S31803 Shim Sheets


  • High resistance to chloride stress corrosion cracking
  • Resistance to chloride pitting and crevice corrosion
  • Good general corrosion resistance
  • Good sulfide stress corrosion resistance
  • High Strength
  • Good weldability and workability


  • Chemical process vessels, piping and heat exchangers
  • Pulp mill digesters, bleach washers, chip pre-steaming vessels
  • Food processing equipment
  • Oil field piping and heat exchangers
  • Flue gas desulfurization equipment

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Standards: ASTM, ASME and API

Specialize : Shim Sheet, Perforated Sheet, B. Q. Profile.

Size: 1 MM TO 200 MM THK IN 1000 MM TO 3000 MM WIDTH x 2500 MM / 5000 MM / 10000 MM / COIL.

Length : Single Random, Double Random & Cut Length

Grade : ASTM A240 / ASME SA240

Form : Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange)

Finish : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)

Equivalent Grades - ASTM A240 UNS S31803 Shims Sheet

Duplex 2205 1.4462 S31803 | S32205

Chemical Composition

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

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

We Export:

Calico Metal Ind Pvt Ltd exports their products to Mumbai, Delhi, Bangalore, Ahmedabad, Chennai, Kolkata, Surat, Pune, Hyderabad, Lucknow, Bhopal, Jaipur, Visakhapatnam, Patna, Vadodara, Nagpur, Indore, Thane, Ranchi, Coimbatore, Aurangabad, Tamilnadu, Ludhiana, Dhanbad, Lucknow, Howrah, Raipur, Chandigarh, Guwahati, Bhubaneswar, Vietnam, South Africa, Kazakhstan & Saudi Arabia.

Duplex Steel Materials