Delivering High Quality Forged Flanges in Form of Weldneck (WNRF), Blind, Socketweld, Slip On (SORF), Threaded, Laped Joint, Screw, Plate, Paddle Blank, Spacer etc.

Duplex Steel S31803 Pipe Flanges, ANSI B16.5 Duplex Steel S31803 Flanges, Duplex S31803 Flanges, Duplex 1.4462 Socket weld Flanges, ASTM A182 Duplex S31803 Weld Neck Flanges, Duplex Steel S31803 Slip on Flanges, Duplex S31803 Threaded Flanges, Duplex Steel S31803 Flange Supplier in Mumbai, India.

Biggest Stockist of Duplex steel S31803 Flanges in India, Competitive Price of Duplex steel S31803 Slip on Flange, Ready Stock of S31803 Duplex Flange, Duplex S31803 SWRF Flanges, Ferritic Stainless Steel S31803 Weld Neck Flanges, Duplex steel S31803 Pipe Flanges Trader, Duplex S31803 Industrial Flanges, Duplex S31803 Reducing Flanges, ASTM A182 S31803 Socket weld Flanges Manufacturers in Mumbai, India.

Duplex Steel UNS S31803 Flanges Manufacturer

Duplex Steel S31803 Flanges Introduction:

S31803 duplex steel flanges are flange connections made of S31803 grade duplex stainless steel. Duplex stainless steel has excellent corrosion resistance and strength, making it suitable for a wide range of industrial applications.

Savoy Piping Inc. is a well-known manufacturer and supplier of Duplex Steel UNS S31803 Flanges in standard and customised dimensions and standards. Duplex Steel UNS S31803 is a popular grade because to its excellent chemical composition and high tensile strength. This is a chromium, molybdenum, and nickel alloy with exceptional pitting and crevice corrosion resistance. This alloy has a chromium content of 25%, a molybdenum content of 4%, and a nickel content of 7%.

We are creating high-quality, high-performance flanges with a pure grade alloy that gives exceptional resistance to general corrosion and chloride pitting corrosion attack under extreme situations.For the development of Duplex Steel UNS S31803 Flanges, the highest quality raw material is obtained from a well-known supplier on the global market. Before usage, the raw material is thoroughly checked to ensure that no low quality flanges are created. Our flanges have outstanding weldability and workability features, making them a perfect choice for many industrial applications.

Duplex UNS S31803 is the most regularly used duplex grade on the global market. It is resistant to localised and stress corrosion cracking due to its high mechanical strength. It comprises 25% chromium, 4% molybdenum, and 7% nickel alloy, resulting in exceptional resistance to crevice corrosion and chloride pitting corrosion attack.

Duplex Steel UNS SS3180300 Socket Weld Flanges also have stronger creep, stress - to - rupture, and tensile strength at elevated temperatures, as well as good corrosion resistance and strength qualities, making them ideal for fabricated or formed applications. Duplex Steel S31803 Lap Joint Flanges are appropriate for applications that require corrosion resistance superior to Type 316 as well as good increased temperature strength. Duplex Steel S31803 Ring Joint Type Flanges has a reduced Carbon Steel content and is resistant to sensitization. As a result, Duplex Steel S31803 Spectacle Blind Flanges are commonly used in heavy gauge welded components. At ambient temperatures, Duplex Steel S31803 Nippolet Flanges are regarded resistant to pitting corrosion in potable water with chlorides, diminishing at 60 degrees Celsius.

Key Features of Duplex SteelS31803 Flanges:

Corrosion Resistance:

Duplex Steel S31803 is known for its superior corrosion resistance, making it highly suitable for applications where exposure to aggressive chemicals, acids, and corrosive environments is a concern.

High Strength:

The dual-phase microstructure of Duplex Steel S31803 provides a combination of high strength and toughness, making these flanges resilient under challenging conditions.


Duplex steel is renowned for its durability and resistance to various forms of corrosion, including pitting and crevice corrosion. This durability is crucial in applications where the flanges are subjected to extreme conditions.


Duplex Steel S31803 flanges are versatile and can be used in a wide range of industries, including chemical processing, oil and gas, marine engineering, and more.


Duplex steel, including S31803, generally offers good weldability, allowing for ease of fabrication and installation. Proper welding procedures should be followed to maintain the corrosion resistance of the material.

Pressure and Temperature Resistance:

Duplex Steel S31803 flanges are designed to withstand high pressure and temperature conditions, making them suitable for critical applications in various industries.

Common Types of Duplex Steel S31803 Flanges

  • Weld Neck Flanges
  • Slip-On Flanges
  • Socket Weld Flanges
  • Blind Flanges
  • Threaded Flanges
  • Lap Joint Flanges
  • Orifice Flanges
  • Reducing Flanges

Duplex Steel S31803 Flanges offer a reliable and durable solution for connecting pipes and Components in demanding industrial applications. Their unique combination of corrosion resistance, high strength, and versatility makes them a preferred choice in industries where performance and reliability are paramount

Duplex Steel S31803 Flanges Range

Duplex Steel S31803 Flanges Specification ASTM A182 / ASME SA182
Duplex Steel S31803 Flanges Manufacturing Process Hot Forging / Rolling / Machining
Duplex Steel S31803 Flanges Other Grades UNS S32205, UNS S31803, UNS S32750, UNS S32760, SAF® 2205, SAF® 2507, FERRINOX® 225, AMINOX® 225, ZERON® 100
Duplex Steel S31803 Flanges Outer Diameter 1/2" NB TO 64" NB
Duplex Steel S31803 Flanges Pressure Class Class 150#, Class 300#, Class 400#, Class 600#, Class 900#, Class 1500#, Class 2500# or As Per Custom Requirement
PN 6, PN 10, PN 16, PN 25 and PN 40 etc
Duplex Steel S31803 Flanges Schedule Sch 10s TO Sch XXS or As Per Custom Requirement
Duplex Steel S31803 Flanges Facing Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Duplex Steel S31803 Flanges Dimension ASME B16.5, ASME B16.47 SERIES A, ASME B16.47 SERIES B, ASME B16.36, BS10, EN1092-1:2013, MSS SP44, ASA, API-605, ISO 7005, ISO 15590-3, DIN 2631--2638, DIN 2573-2576, DIN 2527, DIn 2641-2642, DIN 2565-2566, DIN2502, AWWA, AS2129 TABLE C, D, E, F, J etc..
Duplex Steel S31803 Flanges Types Welding Neck Flange, Slip On Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Blind Flangec, Orifice Flanges, Plate Flange, Long Welding Neck Flanges, Weldoflange, Nipoflange, Expander Flange, Reducing Flange, WNRF Flange, SORF Flange, SWRF Flange, Custom Flange as per Drawing etc.
Duplex Steel S31803 Flanges Other Testing NACE MR0175, Ultrasoung TEST, IGC TEST, Intergranular Corrrosion Test as per ASTM A262 Practice E, Charpy Impact Test, Macro, Grain Size, Hardness, HIC, SSC, Sour Service etc.
Duplex Steel S31803 Flanges Value Added Services Rolling, Drill, Punch, CNC Machining, Sand Blasting, Shot Blasting, Heat Treatment, Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized
Duplex Steel S31803 Flanges Packaging Loose / Carrate / Wooden Pallet / Wooden Box / Plastic Cloth Wraps
Duplex Steel S31803 Flanges Shipment & Transportation By Road - Truck / Train Partial Load, Full Load, By Sea - Break-bulk Conventional Vessel / Pressure Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes
Duplex Steel S31803 Flanges Material Test Certificate Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS, Bureau of Indian Standards BIS Approved ETC

Duplex Steel S31803 Flanges Chemical Compostion and Properties

The chemical composition of grade Duplex Steel S31803 Flanges is outlined in the following table

Grade Common Name C% Mn% Si% P% S% Cr% Ni% Mo% N%
2205 S31803 0.030 2.00 1.00 0.030 0.020 21.0-23.0 4.5-6.5 2.5-3.5 0.08-0.20
2205 S32205 0.030 2.00 1.00 0.030 0.020 22.0-23.0 4.5-6.5 3.0-3.5 0.14-0.20

Duplex Steel S31803 Flanges Mechanical and Physical Properties

The mechanical properties of grade Duplex Steel S31803 Flanges are displayed in the following table.

Tensile strength 620MPa min Density 7,805kg/m3
Yield strength 450MPa mi Elastic modulus 200GPa

Duplex Steel S31803 Flanges Physical Properties

Physical properties of Duplex Steel S31803 Flanges in the annealed condition

Elongation 25% min Mean coefficient of thermal expansion
Brinell hardness 293 HB max 0-100oC 13.7µm/m/oC
Rockwell hardness 31 HR C max   0-315oC

Duplex Steel S31803 Flanges Manufacturer Name and Origin

  • Duplex Steel S31803 Flange - Savoy Piping Inc., Make, Origin - India
  • Duplex Steel S31803 Flange - Ulma, Origin - Spain
  • Duplex Steel S31803 Flange - Matalfar, Origin - Italy
  • Duplex Steel S31803 Flange - Kofco, Origin - South Korea
  • Duplex Steel S31803 Flange - Melesi, Origin - Italy
  • Duplex Steel S31803 Flange - Viraj, Origin -India
  • Duplex Steel S31803 Flange - Galpetri, Origin - Italy
  • Duplex Steel S31803 Flange - Korea Flages, Origin - South Korea
  • Duplex Steel S31803 Flange - N.K Forge, Origin - Japan
  • Duplex Steel S31803 Flange - Ring Mill, Origin - Italy
  • Duplex Steel S31803 Flange - WMASS, Origin - India
  • Duplex Steel S31803 Flange - Korea Metal, Origin - South Korea
  • Duplex Steel S31803 Flange - Cladtek, Origin - South Korea
  • Duplex Steel S31803 Flange - CHW Forge Origin - India

Duplex Steel S31803 Flanges is in Ready Stock and Ready to Deliver. High Quality, Lower Cost But Best Service in Flanges

Quality Control
Our primary goal is to meet our clients' demands and expectations regarding the goods. We deliver high-quality flanges to our valued customers. The product meets all of the quality requirements that have been established. Our clients have praised our items for their high quality and variety of features.

Manufacturing of flanges
S31803 Duplex Steel Flanges are created through the accumulation of alloys of high quality. This alloy has been thoroughly tested to avoid any form of material of poor quality being utilised incorrectly in the production of the flanges. We have skilled experts who oversee the employees' quality maintenance of the product. Furthermore, these professionals urge employees to work in the direction of the organization's aim. The ranges are designed in compliance with a set of national and international quality standards, as well as a set of production standards.

Stainless Steel 304H Flanges Types

Duplex Steel UNS S31803 Flanges UNS S31803 Duplex Steel Slip on Flanges Supplier
ASTM A182 Duplex Steel Weld Neck Flanges Duplex Steel Ring Type Joint Flange Exporter
UNS S31803 Duplex Steel Blind Flanges UNS S31803 Duplex Steel Long Weld Neck Flanges
ASTM A182 Duplex Screwed Flanges A182 Duplex Steel Threaded Flanges Suppliers
Duplex Steel UNS S31803 Reducing Flanges ASTM A182 Duplex Steel UNS S32205 Blind flanges
ASME SA182 Duplex Steel Loose Flanges ASTM A182 Duplex Steel Slip On Flanges
Duplex Steel S32205 Lap Joint Flanges Exporter AISI B16.47 Duplex Steel Flanges
ASTM A182 Duplex Steel UNS S32205 BLRF Flanges ASME SA182 Duplex Steel Flanges Exporter
ANSI B16.5 Duplex WNRF Flanges Duplex Steel UNS S31803 Nipo Flanges Exporter
Duplex Steel UNS S32205 Flanges Manufacturer Duplex Steel UNS S32205 Socket Weld Flanges
ASTM A182 Duplex Steel Weld Neck Flanges Duplex Steel S31803 Reducing Flanges

Duplex Steel S31803 Flanges Application

  • Oil and Gas Industries
  • Food Processing Industries
  • Equipments
  • Pipeline
  • Power Industries
  • Ship Building Industries
  • Paper Industries
  • Cement Industries
  • Chemical Industries

Duplex Steel S31803 Flanges Packing Shipment

Duplex Steel S31803 Flanges is Covered with Plastic Cloth and Packed in Wooden Box, Wooden Pallet and Wooden Fumigated Carrate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden Box, having Lifting Point.

Duplex Steel S31803 Flanges Exported Countries

We Export Duplex Steel S31803 Flanges to Saudi Arabia, Iran, Iraq, United Arab Emirates, Qatar, Bahrain, Oman, Kuwait, Turkey, Egypt, Yemen , Syria, Israel, Jordan, Cyprus, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Mayanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States Of America, Canada, Mexico, Panama, Costa Rica, Puerto Rica, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherland, Belgium, Greece, Czech Republic, Portugal, Hungary, Albania, Austria, Switzerland, Slovakia, Finland, Ireland, Croatia, Slovenia, Malta, Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Europe, Africa, Asia, North America, South America, Middle East, Far East.etc

Duplex Steel S31803 Flanges Supplying in States and Cities

We Supply Duplex Steel S31803 Flanges Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu and Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttar Pradesh, Uttarakhand, West Bengal, Mumbai, Navi Mumbai, Pune, Nashik, Nagpur, Solapur, Kolhapur, Ambernath, Ahmednagar, Latur, Ahmadabad, Surat, Rajkot, Vadodara, Panaji, Madgaon, Chennai, Kolkata, Hyderabad, Bengaluru, Delhi, New Delhi, Ludhiana, Chandigarh, Raipur, Bhopal, Jamshedpur, Vishakhapatnam, Cochin, Ghaziabad, Noida, Gurugram, Bhillai, Durgapur, Vijaywada, Kanpur etc.

Savoy Piping Inc., is a well known worldwide Exporter of Duplex Steel S31803 Flanges, Savoy Piping Inc., is committed to provide each and every customer with the highest standard of customer service. We deals in Duplex Steel S31803 Flanges in India and Overseas, offering a wide range of Duplex Steel S31803 Flanges