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  • 29, Radha Krishna Temple Bldg., 1st Floor, Office No. 10, 4th Kumbharwada Lane, Mumbai - 400 004.
  • +91 22 6651 8616 / 6659 5953
  • sales@naturalsteels.com
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We at Natural Steels are busy in supplying the wide ranges of the Duplex S31803 Flanges. However, we are also exporting the superior quality of the flanges to all the commercial and international clients. On the other hand, the flanges are provided to the clients in many specifications. Some of the specifications in which the flanges are provided are surface finish, end finish, dimensions, shapes, sizes, and length. The flanges are also available in the cut made specification of the clients.Flanges are one of the alternatives that the people are using in the industries in place of welding. The flanges joint is having the composition of the three separate and independent interrelated contents. On the other side, there are many types of flanges that are used in the industries. Some of the types of flanges that are sued in the industries are socket weld flanges, threaded flanges, slip-on flanges, and many others. This is the way that industrialists can select the type of flanges as per their requirements. On the other hand, the flanges are available in the duplex steel which is having many characteristics that make the flanges to be working in the industries.Moreover, this is the way that the Duplex S31803 Flanges is having many characteristics. Some of the characteristics which the flanges are having are corrosion resistance, great durability, ductility, great tensile strength, toughness, and stability in the elevated temperatures. This is the reason that the flanges are used in many industries. Some of the industries in which the flanges are used are petrochemical, pharmaceuticals, oil and gas, pulp and paper, and many others.

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Duplex Steel S31803/S32205 Flanges Manufacturers, Duplex Steel S31803/S32205 Flanges Suppliers, Duplex Steel S31803/S32205 Flanges Stockists, Duplex Steel S31803/S32205 Flanges Exporters

Duplex Steel S31803/S32205 Flanges Manufacturers In India, Duplex Steel S31803/S32205 Flanges Suppliers In India, Duplex Steel S31803/S32205 Flanges Stockists In India, Duplex Steel S31803/S32205 Flanges Exporters In India

Threaded flanges are the best flanges that are used in the industries with the good name of screwed flanges that is having threads inside the flange.With the same, there are many flanges that are used with many other names in the industries.Before the delivery of the flanges, Duplex S31803 Flanges are going through many material testing. Some of the tests which are performed are hardness, hydrostatic, ultrasonic, positive material identification, and intergranular corrosion resistance. This is done to ensure the clients that they are provided with the best quality of the products.

Duplex Steel S31803/S32205 Flanges Manufacturers In Mumbai, Duplex Steel S31803/S32205 Flanges Suppliers In Mumbai, Duplex Steel S31803/S32205 Flanges Stockists In Mumbai, Duplex Steel S31803/S32205 Flanges Exporters In Mumbai

Duplex S31803 Flanges Specification

ASTMASTM B 564 / ASME SB 564

Dimension StandardANSI B 16.5, BS 1560. BS 10, IS 6392, B-2.1 NPT, API, DIN, JIS. MSS SP 44

Size½” NB to 12” NB

Class / Pressure150 LBS, 300 LBS, S31803 LBS, 900 LBS, 1500 LBS, 2500 LBS , ASA 150#, ASA 300# DIN ND 6,10,16,25,40 Etc

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

Equivalent Grades Of Duplex S31803 Flanges

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803 / S32205

Duplex S31803 Flange Chemical Properties

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

Duplex S31803 Flange Mechanical Properties

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

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