Duplex Steel UNS S31803 Flanges

Guru Gautam Steels are Manufacturers, Supplier and Exporters of Duplex Steel UNS S31803 Flanges that is Fabricated From High Quality Raw Materials. Duplex Steel UNS S31803 grade duplex resists chloride environments and sulphide stress corrosion. It is approximately double the yield strength of standard austenitic stainless steel grades. Duplex Steel UNS S31803 Flange is highly durable and can also easily fit to any dimension due to the availability of different shapes and sizes.
Duplex Steel UNS S31803 Flanges

DIN 1.4462 Duplex Steel Threaded Flanges, Duplex Steel UNS S31803 Plate Flanges, Duplex ASTM A182 Steel Socket Weld Flanges & Weld Neck Flanges Manufacturer in india.


Duplex Steel ANSI B16.5 / B16.47 Flanges Specification :

Grade : Duplex Steel UNS S31803

Standard : ASTM, ASME, ANSI, JIS, DIN, BS4504, SABS1123, EN1092-1, UNI, AS2129, GOST-12820

Designation : ASTM A182 / ASME SA182 F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61.

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

Class : Class 150, Class 300, Class 400, Class 600, Class 900, Class 1500# & Class 2500

Size : 1/2” NB TO 24” NB

Wall Thickness : SCH.10, 20, 30, 40, 80, 120, 160, STD, XS, XXS.

Pressure : DIN PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160

Form : Slip on Flanges – SORF, Weld neck Flanges – WNRF, Socket weld Flanges – SWRF, Blind Flanges – BLRF Lapped joint Flanges, Screwed Flanges, Long weld neck Flanges, Reducing Flanges, Spectacle Flanges, Ring joint Flanges

Usage : Water System, Electric Power, Oil Field, Pipe Projects, Natural Gas, Offshore, Shipbuilding etc.


UNS S31803 Duplex Steel Flanges Chemical Composition:

Ni
Cr
Mo
Mn
Si
C
N
S
P
Fe
MIN
4.5
22.0
3.0
-
-
-
0.14
-
-
-
MAX
6.5
23.0
3.5
2.0
1.0
0.03
0.2
0.02
0.03
Balance


Types of Duplex Steel ASTM A182 Flanges :

  • Duplex Steel UNS S31803 Screwed Flanges
  • Duplex Steel UNS S31803 Long Weld Neck Flanges
  • Duplex Steel UNS S31803 Reducing Flanges
  • Duplex Steel UNS S31803 Spectacle Blind Flanges
  • Duplex Steel UNS S31803 Ring Joint Flanges
  • Duplex Steel UNS S31803 Threaded Flanges
  • Duplex Steel UNS S31803 WNRF Flanges
  • Duplex Steel UNS S31803 SORF Flanges
  • Duplex Steel UNS S31803 Forged Flanges
  • Duplex Steel UNS S31803 Plate Flanges
  • Duplex Steel UNS S31803 ANSI B16.47 Flanges
  • Duplex Steel UNS S31803 ASME Flanges
  • Duplex Steel UNS S31803 Weld Neck Flanges
  • Duplex Steel UNS S31803 Socket Weld Flanges
  • Duplex Steel UNS S31803 Slip On Raise Face Flanges
  • Duplex Steel UNS S31803 Blind Raise Face Flanges
  • Duplex Steel UNS S31803 Lap Joint Flanges
  • Duplex Steel UNS S31803 Orifice Flanges
  • Duplex Steel UNS S31803 SWRF Flanges
  • Duplex Steel UNS S31803 BLRF Flanges
  • Duplex Steel UNS S31803 Industrial Flanges
  • Duplex Steel UNS S31803 Flat Flanges
  • Duplex Steel UNS S31803 ANSI B16.5 Flanges
  • Duplex Steel UNS S31803 ASTM Flanges


Marking & Packing
Our products like duplex steel uns s31803 flanges are packaged to make sure that there’s no damage throughout transit. Just in case of exports, customary export packaging is completed in wooden boxes or cases. All duplex steel uns s31803 flanges are marked with Trademark (Company’s LOGO), Grade, Size and Lot No. On requests we can do custom marking on our products.

Test Certificates
Manufacturer Test Certificate as per EN 10204-3.1, EN 10204-3.2, Raw Materials Certificate, NABL approved Lab Test Report, 100% Radiography Test Report, Third Party Inspection Report etc.