Duplex Steel

duplex Steel

2205 Stainless Steel supplier in India, check Duplex 2205 price, grades and properties

Duplex Steel grades at a glance with ASTM specification and equivalent chart

duplex Steel products

Contents

Duplex Steel Products

Useful Topics

Duplex Steel Price Per Kg

UNS 31803 DUPLEX PLATE INR 329/kg

Duplex steel equivalent

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

Duplex Steel Grades

2205 UNS S31803 / S32205
2507 UNS S32750/ S32760/ S32550 / S39274
4501
UR52N+ UNS S32550
Zeron 100 UNS S32760
Ferralium 255 UNS S32550
Lean Duplex LDX 2101/ 2304/ 2404
Hyper Duplex

Duplex Steel ASTM Grades

Material Grade Seamless and welded pipes/ tubes Pipe Flanges Pipe Fittings Sheet, Plate and strips Rod / Bar Forging Items
2707 HD ASTM A789; A790 / SA789 - - - - -
2507 ASTM A789; A790/ SA789 ASTM A182 ASTM A182/ SA182,
ASTM A815/ SA815		 ASTM A240/ SA240
EN 10088-2		 ASTM A479/ SA479
EN 10088-3		 ASTM A182/ SA182
2205 ASTM A789; A790/ SA789
NFA 49-217		 ASTM A182 ASTM A182/ SA182,
ASTM A815/ SA815		 ASTM A240/ SA240
EN 10088-2		 ASTM A276/ SA276
ASTM A479/ SA479
EN 10088-3		 ASTM A182/ SA182
2304 ASTM A789; A790 / SA789
EN 10216-5		 - - ASTM A240/ SA240
EN 10088-2		 EN 10088-3 EN 10088-3*

Duplex Steel material specification

Material Grade UNS No. ASTM / ASME Standard Specifications
2205
22Cr		 UNS S31803
 ASTM A182 (F51), A240, A276, A479, A789, A790, A815, A928, A988
ASME SA-182 (F51), SA-240, SA-798, SA-790, SA-815
SAE J405
2205
22Cr		 UNS S32205 ASTM A182 (F60), A240, A276, A479, A480, A798/ SA798, A790/ SA790, A815, A928, A988
ASME SA-182 (F60), SA-240, SA-798, SA-790, SA-815
SAE J405
2507 UNS S32750 ASTM A182 F53, A240/ SA240, A276/SA276, A479, A789, A790, A815, A928, A988
SAE J405
  UNS S32760 ASTM A182 F55, A240/ SA240, A276/SA276, A314, A473, A479, A789/ SA789, A790, A815, A928, A988
SAE J405
International standards ASTM A182 F51, SUS 329J3L, STS329 J3LTP, S31803, SS2377, AISI 318 LN, Z3CND22-05Az

Duplex stainless steel temperature limits

Grade Temperature (°C/ °F)
2707 HD 1080-1120 Deg C/ 1976-2048 Deg F
2507 1050-1125 Deg C/ 1922-2057 Deg F
2205 1020-1100 Deg C/ 1868-2012 Deg F
2304 930-1050 Deg C/ 1706-1922 Deg F

Duplex Steel Applications

  • Biofuels Gas plants
  • Water transmission piping
  • Reactor / Pressure vessels tanks and heat exchangers
  • Seawater Desalination plants systems
  • Rotors, impellers and shafts in industrial use
  • Pulp and paper industry
  • Phosphoric acid production plants
  • Air pollution control systems
  • oil and gas industry
  • Mining and architectural purpose

Duplex Steel Composition

Steel Grade  WNR / UNS Type Chemical Equation
Cr N Ni Mo Mn W Cu
2101 LDX 1.4162/
S32101		  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/
S32001		 Lean 20  0.11 1.8 0.2 4.2 - -
2304

1.4362/
S32304

  Lean 23  0.10 4.8  0.3 - - -
2205 1.4462/
S31803/
S32205		 Standard  22 0.17 5.7 3.1 - - -
2507 1.4410/
S32750		 Super 25 0.27 7 4 - - -
Zeron 100 1.4501/
S32760		 Super 25 0.25  7 3.2 - 0.7 0.7
Ferrinox
255/
Uranus 2507Cu		 1.4507/
S32520/
S32550		 Super 25 0.25 6.5 3.5 - - 1.5

Duplex Steel properties

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
(400)

87
(600)

 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

Corrosion Resistance of Duplex Stainless Steel

PREN = %Cr + 3.3 x %Mo + 16 x %N

Type Grade EN No/ UNS Typical PREN
Ferritic 430 1.4016/
S43000		 18
Austenitic 304 1.4301/
S30400		  19
Austenitic 316  1.4401/
S31600		  24
Austenitic 316L 2.5 Mo 1.4435  26
Duplex 2205  1.4462/
S31803/
S32205		 35
Duplex 2507 1.4410/
S32750		 43
Austenitic 904L 1.4539/
N08904		 34
Ferritic 441 1.4509/
S43932		 19
Duplex RDN 903 1.4482/
S32001		  22
 Ferritic 444 1.4521/
S44400		 24
Duplex 2101 LDX  1.4162/
S32101		 26
Duplex 2304 1.4362/
S32304		 26
Duplex DX2202 1.4062/ S32202 27
 Duplex Zeron 100  1.4501/
S32760		 41
 Duplex Ferrinox 255/
Uranus 2507Cu		 1.4507/
S32520/
S32550		  41
Austenitic 6% Mo 1.4547/
S31254		 44

Alloys

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