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Duplex Steel S31803 / S32205 Flanges

Duplex Steel S31803 WNRF Flange, Duplex 2205 SORF Flanges, ASTM A182 DSS S32205 Slip On Flanges Supplier in India.

Duplex steels—more especially, S31803 and S32205—are widely used for flanges because of their remarkable mechanical qualities and corrosion resistance. Both grades are members of the duplex stainless steel family, which is distinguished by a microstructure with two phases that is about equal in ferrite and austenite content. They are perfect for demanding applications because of their combination of greater strength, increased ductility, and outstanding resistance to stress corrosion cracking. S31803 is a common grade of duplex stainless steel, sometimes referred to as UNS S31803. It has a high strength, good weldability, and resistance to pitting, crevice corrosion, and general corrosion. It is frequently utilized in sectors like oil and gas, marine environments, and chemical processing. The exceptional performance of S31803 flanges at high temperatures and pressures makes them highly regarded.
An improved version of S31803, S32205, also known as UNS S32205, has improved corrosion resistance, especially against chlorides and other harsh conditions. It offers superior strength and corrosion resistance against pitting and crevices. Because of this, S32205 flanges can withstand harsher environments, like those found in offshore platforms and petrochemical refineries.

ASTM A182 Duplex Steel S31803 / S32205 Flanges

Duplex Steel S32205 Spectacle Blind Flange, Duplex Steel S31803 Long Weld Neck Flanges, SAF 2205 Flange Exporter.

Both grades are frequently utilized in high-pressure and high-temperature applications where strength and durability are essential. They are normally produced using techniques like forging or machining. Because they are made to comply with multiple standards, such as ASTM and ASME regulations, their dependability in a wide range of industrial applications is guaranteed. To sum up, S31803 and S32205 flanges made of Duplex Steel combine great strength, outstanding resistance to corrosion, and exceptional weldability. They are a popular option for engineers and designers working in demanding environments because of their applications in a variety of industries where material performance in adverse conditions is crucial.

Duplex Steel S31803 / S32205 Pipe Flanges Specification

Specification : ASTM A182 / ASME SA182

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

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

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

Class / Pressure Rating : 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)

Origin : Indian Origin, European Origin, Japanese Origin

Testing and Documents : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, Destructive Test Report, Non Destructive Test Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports

Packing : Packed in Wooden Boxes, Bubble wraps, Steel Strips Bundled, or as per Customers Requests


A Wide Range of ASTM A182 S31803 / S32205 Duplex Steel Flanges at Best Price.

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Duplex Steel S31803 / S32205 Pipe Flanges Manufacturing Standards :
ASME/ANSI B 16.5 Welding Neck Flange, Slip on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47 Welding Neck Flange, Blind Flange [Series A & B]
PRESSURE CLASS 75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36 Welding Neck Flange, Slip on Flange, Threaded Flange
PRESSURE CLASS 300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1 Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange
PRESSURE CLASS PN 2.5 TO PN 40
BS 4504[PART 1] Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange
PRESSURE CLASS PN 2.5 TO PN 400
BS 1560 BOSS Welding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
BS10 Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange
TABLE D, E, F, H
DIN FLANGES DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASS PN 6 TO PN 100

S31803 / S32205 Duplex Steel Plate Flanges Available Type
Duplex Steel 2205 Blind Flange

Duplex Steel 2205 Blind Flange

Duplex Steel 2205 Threaded Flange

Duplex Steel 2205 Threaded Flange

Duplex Steel 2205 Orifice Flange

Duplex Steel 2205 Orifice Flange

Duplex Steel 2205 Weld Neck Flange

Duplex Steel 2205 Weld Neck Flange

Duplex Steel 2205 Slip on Flange

Duplex Steel 2205 Slip on Flange

Duplex Steel 2205 Long Weld Neck Flange

Duplex Steel 2205 Long Weld Neck Flange

Duplex Steel 2205 Spectacle Blind Flange

Duplex Steel 2205 Spectacle Blind Flange

Duplex Steel 2205 Socket Weld Flange

Duplex Steel 2205 Socket Weld Flange


ASME SA182 Duplex Steel S31803 / S32205 Pipe Flanges Equivalent Standards
STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803 / S32205

Chemical Composition of Grade S31803 / S32205 Duplex Steel Plate 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 ASTM A182 Duplex Steel 2205 Industrial Flanges
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


Other Types of S31803 / S32205 Duplex Steel Flanges

Duplex Steel S31803 Flange
Duplex Steel S32205 Threaded Flanges
Duplex Steel 2205 Socket weld Flanges
ASTM A182 Duplex Steel S31803 Slip on Flanges
S32205 Duplex Steel Weld Neck Flanges
Duplex Steel ASTM A182 2205 Lap Joint Flanges
Duplex Steel S31803Blind Flanges
SAF 2205 Pipe Flanges Stockist
Duplex S32205 Plate Flanges Supplier
ASME SA182 S31803 Duplex Steel Spectacle Blind Flange
ASME B16.5 S32205 Duplex Steel Spacer
Duplex Steel 2205 Nippolet Flange
Stainless 2205 Hydraulic SAE Flanges Exporter
S31803 Duplex Steel Flexible Hose Flange
1.4462 Duplex Steel Tongue & Groove Flange Specification

AISI S32205 Duplex Steel Orifice Flanges
S31803 Duplex Steel Forged Flanges
S32205 Duplex Steel SORF Flange
ASTM A182 Grade S32205 Ring Type Joint Flange Manufacturer
Duplex Steel 2205 WNRF Flange Distributor
Duplex Steel S31803 Puddle Flange Nipple
Duplex Steel S32205 Long Weld Neck Flange Price
ASTM A182 S31803 Duplex Steel Square Flanges
Duplex Steel 2205 Loose Flanges
Duplex Steel DIN 1.4462 Weldo Flange
S31803 Duplex Steel Reducing Flanges
Duplex Steel S32205 Screwed Flanges
S31803 Duplex Stainless Steel RTJ Flanges Dealer
Duplex Steel 1.4462 BLRF Flanges
Duplex Steel Flanges


Main Countries We Deliver S31803 / S32205 Duplex Steel Flange

We have regular exports of Duplex Steel S31803 / S32205 Pipe Flanges in Europe, Kuwait, Bangladesh, UAE, Hong Kong, Poland, Bahrain, Jordan, Nepal, United States, Algeria, Yemen, Spain, Qatar, Ghana, Malaysia, Philippines, United Kingdom, Chile, Azerbaijan, Lithuania, Saudi Arabia, Iran, Trinidad & Tobago,Tunisia, Turkey, Brazil, Iran, Poland, Japan, France, USA, Belgium, Thailand, Estonia, Brazil, Vietnam, China, Chile, Costa Rica, Iran, Japan, Malaysia, Congo, Germany, Egypt, Tibet, United Arab Emirates, South Africa, South Korea, Ireland, Finland, Italy, Taiwan, Sweden, Czech Republic, Iraq, Puerto Rico, Austria, Ukraine, Mexico, Pakistan, Portugal, Netherlands, Denmark, Sri Lanka, Gabon, Kazakhstan, Bulgaria, Angola, Bhutan, Romania, Indonesia, Ecuador, Canada, Nigeria, Singapore, Argentina, Israel, Venezuela, Nigeria, Afghanistan, Bolivia, Peru, Russia, Switzerland, Libya, Kenya, Macau, New Zealand, Lebanon, Belarus, Mongolia, Croatia, Gambia, Morocco, Slovakia, Australia, Colombia, Norway, Oman, Hungary, Mexico, India, Zimbabwe, Namibia, Serbia, Greece.

Cities We Deliver ASTM A182 S31803 / S32205 Duplex Steel Forged Flanges

We are Leading Supplier of ASTM A182 S31803 / S32205 Duplex Steel Flanges in Mumbai, Maharashtra, Gujarat, Jamshedpur, Pune, Thiruvanthapuram, Jaipur, Lucknow, Coimbatore, Imphal, Mysore, Ratlam, Delhi, Kanpur, Darjeeling, Jalandhar, Nagpur, Solapur, Kolkata, Allahabad, Dehradun, Jammu, Nashik, Srinagar, Chennai, Ahmedabad, Faridabad, Bhadravati, Chattisgarh, Durgapur, Asansol, Hospet, Bellary, Visakhapatnam, Nellore, Surat, Bangalore, Chandigarh, Ghaziabad, Jhansi, Patna, Siliguri, Hyderabad, Amritsar, Noida, Kochi, Aizawl, Guwahati, Kozhikode, Raipur, Vishakhapatnam, Jabalpur, Bhopal, Gwalior, Ludhiana, Rajahmundry, Thane, Agra, Bhubaneshwar, Gurgaon, Madurai, Rajkot, Varanasi, Bhilai, Haridwar, Meerut, Ranchi, Ahmednagar, Akola, Amravati, Aurangabad, Baramati, Beed, Bhandara, Bhiwandi, Buldhana, Chandrapur, Chimur, Dahanu, Dhule, Dindori, Erandol, Gadchiroli, Hatkanangle, Hingoli, Ichalkaranji, Jalgaon, Jalna, Karad, Khed, Yavatmal, Kolaba, Kolhapur, Kopargaon, Latur, Malegaon, Mumbai, Nagpur, Nanded, Nandurbar, Nashik, Osmanabad, Pandharpur, Parbhani, Rajapur, Ramtek, Ratnagiri, Raver, Sangli, Satara, Shirdi, Shirur, Solapur, Thane, Wardha, Washim, Andhra Pradesh, Jammu and Kashmir, Nagaland, Uttarakhand, Haryana, Lakshadweep, Arunachal Pradesh, Jharkhand, Odisha, West Bengal, Himachal Pradesh, Assam, Karnataka, Punjab, Andaman and Nicobar Islands, Puducherry, Bihar, Kerala, Rajasthan, Chandigarh, Meghalaya, Chhattisgarh, Madhya Pradesh, Sikkim, Dadar and Nagar Haveli, Mizoram, Goa, Tamil Nadu, Daman and Diu, Tripura, Manipur, Telangana, Delhi, Uttar Pradesh in India.