Metalloy International are one of the most prominent suppliers of Duplex Steel UNS S31803 Flanges. These flanges offer properties like high mechanical strength., resistance to corrosion, workability, and high weldability. At Metalloy International, these flanges are available in various shapes, sizes, dimensions, or it can be customized as requested by our customers. Duplex Steel UNS S31803 flanges are manufactured using only premium quality of raw materials, which are purchased from one of the most reputed vendors of the country. Once these flanges are received in our warehouse, our skilled supervisors conduct specific tests upon these flanges.

Duplex UNS S31803 Flanges are well tested to avoid any kind of poor quality of materials being mistakenly used while the production of these flanges. We also provide third party tests upon the request of our customers, and documents are provided for the same. Duplex UNS S31803 flanges are the most commonly used flanges in the global market. These flanges are manufactured by adding chromium, molybdenum, and nickel alloy. Though these flanges come with many characteristics, some of the highlighted characteristics are their excellent resistance to chloride pitting corrosion attack and crevice corrosion.

We prioritize to satisfy our customer's needs, supplying quality products, and provide after-sale services. We follow all the standard industrial guidelines while testing these products. Our experts always motivate and encourage all the workforce to work towards the goal set by the company. We always strive to maintain the quality is set as per the international standards and ensure to maintain it. Quality is defined by all the products supplied by Metalloy International to the world, and this is the prime reason that customers highly appreciate these flanges across the globe.

Only high quality of packaging materials are used to pack these products. All the necessary documents are handed over, once the products are delivered to the customer. We have opted for a speedy transportation For safe, secure, and timely delivery. Thats the reason we always use the best shipping in the industry for delivering damage free products to customers located at various parts of the world as per our commitment.

Specifications: ASTM A182 / ASME SA182

Dimensions: ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Standard: ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size: 1/2" (15 NB) to 48" (1200NB)

Class/Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Duplex Steel S31803 Slip On Flanges
Duplex S31803 Slip On Flanges (SORF)
Duplex Steel S31803 Weld Neck Flanges
Duplex S31803 Weld Neck Flanges (WNRF)
Duplex Steel S31803 Socket Weld Flanges
Duplex S31803 Socket Weld Flanges (SWRF)
Duplex Steel S31803 Blind Flanges
Duplex S31803 Blind Flanges (BLRF)
Duplex Steel S31803 Ring Type Joint Flanges
Duplex S31803 Ring Type Joint Flanges (RTJ)
Duplex Steel S31803 Long Weld Neck Flanges
Duplex S31803 Long Weld Neck Flanges
STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803
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
Grades Density (g/cm 3) Density (lb/in 3) Melting Point (°C) Melting Point (°F)
S31803 / S32205 7.805 0.285 1420 – 1465 2588 – 2669
Duplex Steel S31803 Flanges ANSI B16.5 Duplex Steel S31803 Flanges
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Sri Lanka, Bahrain, Russia, Egypt, Portugal, Turkey, Spain, Singapore, Brazil, Thailand, Chile, Malaysia, Venezuela, Indonesia, Costa Rica, Poland, USA, U.A.E, Italy, Oman, Canada, Saudi Arabia, Angola, Qatar.

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