Duplex Steel

Duplex Steel, Duplex Steel Manufacturers, Duplex Steel Suppliers, Duplex Steel Stockists, Duplex Steel Exporters

Duplex Steel Manufacturers In India, Duplex Steel Suppliers In India, Duplex Steel Stockists In India, Duplex Steel Exporters In India

Duplex Steel Supplier in Mumbai, India, View Duplex Steel Products Grades, properties.

Duplex Steel

Duplex Steel Manufacturers in Mumbai, Duplex Steel Suppliers in Mumbai, Duplex Steel Stockists in Mumbai, Duplex Steel Exporters in Mumbai

Chhajed Alloys & Steel are aggressively venturing into exporting of our products to various countries. There are three different groups of duplex stainless steel. The duplex, super duplex and lean duplex are the major groups within which there are different grades. Duplex contains chromium, molybdenum and nickel it its composition. It could either be hot rolled or cold drawn depending on the grades and products. The grading of Duplex stainless steel also indicates the pitting corrosion resistance which is indicated by the PREN number. It is also the most widely used duplex due to the cost and balancing nature. We can provide you with a duplex steel price list upon contact. Depending on the duplex steel application size and the needed forms, types and shapes the purchase amount and the wholesale prices may change. We are a large duplex steel supplier in India. We supply all kinds and grades of duplex steel. Duplex is a coined name due to the nature of the material. It has dual characteristics gained from the austenitic and ferritic phases in its metallurgic

All Chhajed products are manufactured under strict process control and monitored throughout the production process. They go through several checks to ensure that the product delivered is of finest quality!

Duplex Steel Products

Duplex steel Equivalent Grades

Alloy Grade EN W-Nr UNS No. DIN Standard AFNOR SS
2707 HD - - S32707 - - -
2507 1.4410 - S32750 X 2 CrNiMoN 25 7 4 - 2328
2205 1.4462 1.4462 S31803/ S32205 X 2 CrNiMoN 22 5 3 Z 2 CND 22-05-03 2377
2304 1.4362 1.4362 S32304 X 2 CrNiN 23 4 Z 2 CN 23-04AZ 2327

Available Grades Duplex steel

2205 UNS S31803 / S32205
2507 UNS S32750/ S32760/ S32550 / S39274
UR52N+ UNS S32550
Zeron 100 UNS S32760
Ferralium 255 UNS S32550
Lean Duplex LDX 2101/ 2304/ 2404
Hyper Duplex -

Chemical Properties of Duplex Steel Round Bar

Steel Grade  WNR / UNS Type Chemical Equation
Cr N Ni Mo Mn W Cu
2101 LDX 1.4162/
 Lean 21.5 0.22  1.5 0.3 5 - -
DX2202 1.4062/ S32202 Lean 23 0.2 2.5 0.3 1.5 - -
RDN 903 1.4482/
Lean 20  0.11 1.8 0.2 4.2 - -


 Lean 23  0.10 4.8  0.3 - - -
2205 1.4462/
Standard  22 0.17 5.7 3.1 - - -
2507 1.4410/
Super 25 0.27 7 4 - - -
Zeron 100 1.4501/
Super 25 0.25  7 3.2 - 0.7 0.7
Uranus 2507Cu
Super 25 0.25 6.5 3.5 - - 1.5

Mechanical Properties of Duplex Steel Round Bar

Grade Yield Strength
0.2% ksi (min)
Tensile Strength
ksi (min)
Elongation % Max Hardness (HB)

Max Hardness (Rockwell B)

Impact Energy, ft.-lbs.
2205 65 90 25 217
2304 58


25 293 31j
2507 80 min. 116 min. 15 min. 32 max. 74 min.
LDX 2101 65 ksi 94 ksi 30 290 (max)
Zeron 100 80 109 25 28 HRC

Application of Duplex Steel

  • Biofuels Gas plants
  • Reactor / Pressure vessels tanks and heat exchangers
  • Seawater Desalination plants systems
  • Rotors, impellers and shafts in industrial use
  • Pulp and paper industry
  • Water transmission piping.

Domestic Area

Mumbai Ahmedabad Bhopal Bikaner Pune
Delhi Chennai Visakhapatnam Mangalore Nagpur
Bangalore Kolkata Siliguri Assam Indore
Hyderabad Surat Nashik Cochin Thane
Faridabad Rajkot Aurangabad Bhavnagar Ranchi
Mysore Coimbatore Tirupur Salem Bikaner
Bhubaneswar Raipur Ankleshwar Bhilai Bhiwandi
Vadodra Kochi

Our Exports

Eastern Europe Asia North America Western Europe Mid East/Africa
Australasia Central/South UAE America Portugal
Spain Indonesia Italy Angola Poland
Brazil Sri Lanka Russia Chile Singapore
Oman Venezuela Costa Rica USA Qatar
Thailand Canada Saudi Arabia Bahrain Egypt
Malaysia Turkey Mexico Chine Peru
United States Nigeria Jordan Kuwait Dubai
Bangkok Iran Germany UK New Zealand
Vietnam South Africa Mexico Kazakhstan

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