Duplex Steel Flanges Manufacturers and Suppliers in India
Duplex Steel 2205 Expander Flanges, ASTM A182 Duplex UNS S31803 Threaded Flanges Exporter, DIN 1.4462 Duplex Steel Screwed Flanges Manufacturers

Ample Alloys is counted as one of the privileged manufacturers, trader, exporters and supplier of an admirable range of Duplex Stainless Steel Flanges. The structure of these Duplex Steel UNS S31803 Flanges comprises of austenite pools enclosed by an unremitting ferrite stage. Duplex Steel UNS S32205 Flanges are used in the industrial areas such as chemical plant, desalination plant, seawater pump, and so on. Also known as WNR 1.4462 Flanges, they are being developed and designed in
accordance by means of the international quality of standards at our infrastructure facility to attain the highest scales of quality. We offer the same in different types such as Duplex Steel Slip On Flanges, Duplex Steel Weld Neck Flanges, Duplex Steel Blind Flanges, Duplex Steel Socket Weld Flanges, Duplex Steel Orifice Flanges, and Duplex Steel Ring Type Joint Flanges.
UNS S32205 Plate Blank Flanges, ANSI/ASME B16.5 Duplex Steel Slip-on Raised Face Flanges (SORF), S31803 Duplex Orifice Flanges Manufacturers in Mumbai, India.
- Equivalent Grades of ASTM A182 Duplex Steel Flanges
- Specifications of ASTM A182 Duplex Steel Flanges
- Chemical Composition of A182 Duplex Steel Flanges
- Mechanical Properties of A182 Duplex Steel Flanges
- Types of ASTM A182 Duplex Steel Flanges
- Country List where we Export & Supply
- City List where we Export & Supply
Table Of Content:
Experts in Manufacturing of:
Duplex 2205 Flanges Equivalent Grades :
STANDARD | UNS | WERKSTOFF NR. |
Duplex 2205 | S31803 / S32205 | 1.4462 |
Duplex Steel Flanges Specifications :
Specifications : 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. |
Standards : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
Size : 1/8″ NB TO 24″ NB |
Grade : UNS No. S31803, S32205 |
Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
Chemical Composition of Duplex Steel 2205 Flanges :
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 |
S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
Mechanical Properties of Duplex Steel 2205 Flanges :
Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
S31803 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
Other Types Of Duplex Steel Flanges
Countries we have exported our products to:
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Cities we have supplied our products to:
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