2205 Duplex Stainless Steel Pipe

Duplex 2205 pipe supplier in India
ISO Certified Manufacturer

2205 Duplex Stainless Steel Pipe

2205 Duplex Stainless Steel Pipe is a duplex stainless steel product combining the characteristics of austenitic and ferritic stainless steels. Also known as Duplex 2205, UNS S32205, and UNS S31803, this material is commonly selected for applications requiring a combination of high mechanical strength and resistance to corrosion, including chloride-containing environments.

Duplex 2205 Pipe is used across chemical processing, oil and gas, marine, petrochemical, pulp and paper, desalination, and other industrial applications. Material selection should be based on the actual operating environment, temperature, pressure, corrosion conditions, and applicable specification.

20+
Years of Experience
50+
Grades in Stock
1/8"–2–4"
Size Range
100%
Quality Tested

Specification of Alloy 2205 pipe

Specification of Alloy 2205 pipe

SPECIFICATIONDETAILS
Seamless Pipe SizesLength:Double Random, Cut Length & Single, OD: 6.0 mm to 630mm, Wall Thickness:0.3 mm to 50 mm
Welded Pipe SizeOD: 6.0 mm to 630mm, Length:Double Random ,Single & Cut Length, Wall Thickness: 0.5 - 20mm
StandardsUNS : S32205 | S31803, ASME SA 790 | ASTM A790, DIN, UNS, EN, API
FinishAnnealing, Polished, Bright
TestingUltrasonic, Chemical, Mechanical and PMI
Manufacturing ProcessHot Formed, Precision Rolled, Cold Formed
Duplex 2205 pipe

Duplex 2205 pipe

Alloy 2205 seamless pipe

Alloy 2205 seamless pipe

ASME SA790 DIN 1.4462 ERW pipe

ASME SA790 DIN 1.4462 ERW pipe

2205 duplex stainless steel pipe

2205 duplex stainless steel pipe

ASTM A790 Alloy 2205 welded pipe

ASTM A790 Alloy 2205 welded pipe

Duplex 2205 cold drawn pipe

Duplex 2205 cold drawn pipe

Duplex 2205 pipe price

Duplex 2205 pipe price

Description Price in USD Price in Kilogram (INR)
2205 Duplex Seamless Pipe, 1 inch $ 7.59 ₹ 650
Duplex 2205 Pipe, 4 inches $ 6.43 ₹ 550
Duplex 2205 Round Pipe, 3 meter $ 7.01 ₹ 600
Powder Coated Duplex 2205 Pipe, Thickness: 18 mm $ 8.18 ₹ 700

SAF 2205 pipe sizes

SAF 2205 pipe sizes

OD
mm 		Sch WT
mm 		Kg/m in.
88.090 160 11.0132 21.067 3
42.016 40S 3.056 3.044 1¼
73.003 40S 5.016 8.077 2½
13.072 80S 3.002 0.081 1/4
88.090 40S 5.049 11.047 3
17.015 80S 3.020 1.012 3/8
21.034 40S 2.077 1.029 1/2
60.033 160 8.0742 11.029 2
26.067 80S 3.091 2.023 3/4
48.026 80S 5.008 5.049 1½
13.072 40S 2.024 0.064 1/4
219.008 160 23.0012 112.097 8
17.015 40S 2.031 0.086 3/8
168.028 40S 7.011 28.069 6
21.034 80S 3.073 1.065 1/2
141.030 40S 6.055 22.010 5
26.067 40S 2.087 1.071 3/4
101.060 40S 5.074 13.078 3½
33.040 80S 4.055 3.029 1
33.040 40S 3.038 2.054 1
114.030 40S 6.002 16.032 4
42.016 160 6.0352 5.069 1¼
73.003 80S 7.001 11.059 2½
48.026 40S 3.068 4.011 1½
219.008 80S 12.07 65.063 8
60.033 40S 3.091 5.052 2
101.060 80S 8.008 18.092 3½

Alloy 2205 seamless pipe schedule chart

Alloy 2205 seamless pipe schedule chart

OD (mm) Schedule 120 (mm) Schedule 10 (mm) Schedule 40 (mm) Schedule 80 (mm) Schedule 160 (mm)
168.3 10.1 4.0 7.1 8.0 10.3
48.3 4.1 1.5 2.8 3.2 4.5
139.7 9.1 3.6 6.0 7.6 10.3
60.3 4.7 2.3 3.2 4.0 5.0
88.9 6.6 2.9 4.5 6.0 7.6
21.3 2.9 1.2 2.0 2.6 3.4
219.1 11.2 4.6 8.2 9.5 12.7
33.4 3.6 1.2 2.3 2.8 4.0
114.3 8.4 3.4 5.6 7.1 9.5
73.0 5.3 2.6 3.7 4.8 6.0
Material Data

ASME SA790 DIN 1.4462 ERW Pipe Chemical Composition

C Si N P Mn Fe Mo Cr Ni S
1.0 2.0 0.03 0.02 3.0 - 3.5 0.03 22.0 - 23.0 4.5 - 6.5 Bal 0.14 - 0.2
Material Data

2205 Duplex Stainless Steel Pipe Mechanical Properties

Density Yield Strength (0.2%Offset) Melting Point Elongation Tensile Strength
7.8 g/cm3 Psi - 80000 , MPa - 550 1350 °C (2460 °F) 15 % Psi - 116000 , MPa - 800
Material Data

Duplex 2205 Seamless Pipe Equivalent Grade

STANDARD UNS WERKSTOFF NR.
Duplex 2205 S31803 / S32205 1.4462 / 1.4462
Dimensions

Duplex 2205 Pipe Weight Chart

NPS Outside diameter weights Wall thickness (WT) weight
Inch MM Schedule kg / M Inch MM Lb /feer
2 1/2 2.875 73 40 STD 8.629 0.203 5.516 5.793
80 STD 11.411 0.276 7.010 7.661
3 3.500 89 40 STD 11.284 0.216 5.486 7.576
4 4.500 114 16.073 0.237 6.020 10.790
22.318 0.337 8.560 14.983
6 6.625 168 19.252 0.188 4.775 12.924
20.739 0.203 5.516 13.923
22.318 0.219 5.563 14.983
25.354 0.250 6.350 17.021
80 STD 15.272 0.300 7.620 10.253
40 STD 58.263 0.280 7.112 18.974
31.334 0.312 7.925 21.036
37.285 0.375 9.525 25.031
80 XHY 42.561 0.432 10.973 28.573
48.719 0.500 12.700 32.708
1/2 0.840 21 40 STD 1.268 0.109 2.769 0.851
1 1/4 1.660 42 40 STD 3.385 0.140 3.556 2.273
80 STD 1.621 0.147 3.734 1.088
80 STD 2.195 0.154 3.912 1.474
1 1.315 33 40 STD 2.501 0.133 3.378 1.679
3/4 1.050 27 40 STD 1.684 0.113 2.870 1.131
80 STD 3.325 0.179 4.547 2.172
80 STD 4.464 0.191 4.851 2.997
1 1/2 1.900 48 40 STD 4.048 0.145 3.683 2.718
80 STD 5.409 0.200 5.080 3.361
2 2.375 60 40 STD 5.441 0.154 3.912 3.653
80 STD 7.480 0.218 5.537 5.022
8 8.625 219 25.233 0.188 4.775 16.940
29.286 0.219 5.563 19.661
20 33.308 0.250 6.350 22.361
30 36.786 0.277 7.036 24.696
40 42.352 0.322 8.179 28.554
49.216 0.375 9.525 33.041
60 53.085 0.406 10.312 35.638
27.198 0.203 5.156 18.259
80 XHY 64.627 0.500 12.700 43.388
12 12.750 324 37.570 0.188 4.775 25.222
43.657 0.219 5.563 29.309
49.713 0.250 6.350 33.375
55.739 0.281 7.137 37.420
61.735 0.312 7.925 41.445
73.824 0.375 9.525 49.562
79.727 0.406 10.312 53.525
97.438 0.500 12.700 65.415
108.966 0.562 14.275 73.154
14 14.000 356 41.308 0.188 4.775 27.732
48.012 0.219 5.563 32.233
20 54.685 0.250 6.350 36.713
61.327 0.281 7.137 41.172
67.939 0.312 7.925 45.611
STD 81.281 0.375 9.525 54.568
40 94.498 0.438 11.125 63.441
XHY 107.381 0.500 12.700 72.090
132.983 0.625 15.875 89.278
10 10.750 273 31.588 0.188 4.775 21.207
36.689 0.219 5.563 24.631
20 41.759 0.250 6.350 28.035
30 51.002 0.307 7.798 34.240
56.946 0.344 8.738 38.231
40 STD 63.301 0.365 9.271 40.483
71.852 0.438 11.125 48.238
60 XHY 81.530 0.500 12.700 54.735
80 95.969 0.594 15.088 64.429
16” 16.000 406 47.290 0.188 4.775 21.748
54.980 0.219 5.563 36.910
10 62.639 0.250 6.350 42.053
70.268 0.281 7.137 47.174
20 77.866 0.312 7.925 52.275
85.677 0.344 8.738 57.519
30 STD 93.213 0.375 9.525 62.578
108.433 0.438 11.125 72.797
40 XHY 123.289 0.500 12.700 82.770
18 18.000 457 61.948 0.219 5.563 41.588
70.593 0.250 6.350 47.393
79.208 0.281 7.137 53.176
20 87.792 0.312 7.925 58.939
STD 105.144 0.375 9.525 70.588
30 122.369 0.438 11.125 82.152
XHY 139.198 0.500 12.700 93.450
40 155.904 0.562 14.275 104.666
172.754 0.625 15.875 115.978
20 20.000 508 78.547 0.250 6.350 52.733
88.458 0.282 7.163 59.386
97.719 0.312 7.925 65.604
20 STD 117.075 0.375 9.525 78.598
136.305 0.438 11.125 91.508
30 XHY 155.106 0.500 12.700 104.130
40 183.378 0.594 15.088 123.110
192.640 0.625 15.875 129.328
211.368 0.688 17.475 141.901
24 24.000 610 94.456 0.250 6.350 63.413
106.029 0.281 7.137 71.183
117.573 0.312 7.925 18.932
20 STD 140.938 0.375 9.525 64.618
164.176 0.438 11.125 110.219
XHY 186.923 0.500 12.700 125.490
232.410 0.625 15.875 156.028
40 255.148 0.688 17.475 171.293
277.401 0.750 19.050 186.233
30 30.000 762 118.318 0.250 6.350 79.433
132.851 0.281 7.137 89.189
10 147.353 0.312 7.925 98.925
STD 176.731 0.375 9.525 118.648
205.983 0.438 11.125 138.286
20 XHY 234.647 0.500 12.700 157.530
30 292.066 0.625 15.875 196.078
320.817 0.688 17.475 215.380
348.988 0.750 19.050 234.293
36 36.000 914 142.180 0.250 6.350 95.453
159.672 0.281 7.137 107.196
10 177.133 0.312 7.925 118.918
STD 215.525 0.375 9.525 142.678
247.790 0.438 11.125 166.353
20 XHY 282.372 0.500 12.700 198.570
351.723 0.625 15.875 236.128
386.487 0.688 17.475 259.467
420.576 0.750 19.050 282.353
48 48.000 1219 STD 284.112 0.375 9.525 190.738
331.404 0.438 11.125 222.487
XHY 377.822 0.500 12.700 253.650
563.750 0.750 19.050 378.473
655.969 0.875 22.225 440.383
42 42.000 1067 206.914 0.312 7.925 138.911
STD 248.319 0.375 9.525 166.708
XHY 33.097 0.500 12.700 221.610
492.163 0.750 19.050 330.413
Technical Data

ASTM A790 Alloy 2205 Welded Pipe Pressure Rating

Pipe O.D.
(In.) 		Wall Thickness Of Pipe (Inches)
.028 .035 .049 .065 .083 .095 .109 .120
Working Pressure (Psig)
3/8 3100 4400 6100
1/2 2300 3200 4400
1/8 7900 10100
1/4 3700 4800 7000 9500
5/16 3700 5400 7300
3/4 2200 3000 4000 4600
1 2200 2900 3400 3900 4300
Dimensions

Duplex 2205 Cold Drawn Pipe Wall Thickness

Pipe Size (Nominal Diameter) Wall Thickness (mm)
6 inch (DN 150) 4.0 - 10.0
12 inch (DN 300) 5.0 - 16.0
1/2 inch (DN 15) 1.2 - 3.0
10 inch (DN 250) 4.5 - 15.0
1 inch (DN 25) 1.2 - 3.0
8 inch (DN 200) 4.0 - 12.0
2 inch (DN 50) 1.6 - 5.0
4 inch (DN 100) 3.0 - 8.0
Dimensions

DSS EFW Pipe Length

Type of Length Length Range (Feet) Length Range (Meters)
Double Random Length (DRL) 33 - 39 ft 10 - 12 m
Single Random Length (SRL) 16 - 23 ft 5 - 7 m
Applications

2205 Duplex Stainless Pipe Applications

  • Off-Shore Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Gas Processing
  • Heat exchangers
  • Cooling pipe
  • Pharmaceutical Equipment
  • Chemical Equipment
  • Pipe for Sea Water Equipment
Technical Data

Roughness of Duplex 2205 Round Pipe

Inside surface roughness Outside surface roughnes
RA 20 defect level max: 20 μm RA 20 defect level max: 50 μm
Quality Assurance

Testing of Alloy 2205 Pipe

  • Flaring Test
  • Chemical Analysis
  • Micro and Macro Test
  • Pitting Resistance Test
  • Flattening Test
  • Mechanical Testing
  • PMI Testing
  • IGC Test
  • Hardness Test
Commercial Info

Alloy 2205 Welded Pipe HS Code

Material HS code
2205 Pipe 73041110
Fabrication

Duplex 2205 Pipe Welding Methods

  • Submerged Arc Welding
  • MAG Welding
  • MIG Welding
  • Flux-Cored Arc Welding
  • TIG Welding
  • Stick Welding

What Is 2205 Duplex Stainless Steel Pipe?

2205 Duplex Stainless Steel Pipe is manufactured from a duplex stainless steel grade containing approximately balanced austenitic and ferritic phases.

The combination of these two phases provides a useful balance of:

  • High strength
  • Corrosion resistance
  • Resistance to chloride-related localized corrosion
  • Good resistance to stress corrosion cracking in many environments
  • Good toughness
  • Weldability with appropriate procedures

The material is commonly identified using:

  • Duplex 2205
  • 2205 Duplex Stainless Steel
  • UNS S32205
  • UNS S31803
  • 2205 Stainless Steel Pipe
  • Duplex 2205 Pipe

UNS S32205 is commonly associated with the 2205 duplex grade, while UNS S31803 is an earlier duplex designation associated with the 2205 family. The exact material designation should be confirmed against the applicable product specification.

Key Properties of Duplex 2205 Pipe

Important characteristics of 2205 duplex stainless steel include:

  • Higher strength than many conventional austenitic stainless steels
  • Good resistance to pitting corrosion
  • Good resistance to crevice corrosion
  • Good chloride corrosion resistance
  • Good resistance to stress corrosion cracking in suitable environments
  • Good resistance to erosion-corrosion
  • Good mechanical properties
  • Useful weldability with controlled procedures
  • Good resistance to many chemical environments

Performance depends on the application. Chloride concentration, temperature, pH, stress, flow velocity, and fabrication conditions can affect corrosion behavior.

2205 Duplex Stainless Steel Seamless Pipe

2205 Duplex Stainless Steel Seamless Pipe is manufactured without a longitudinal welded seam.

Seamless pipe may be selected for applications where the project specification requires seamless construction or where the design calls for particular pressure-containing characteristics.

Potential applications include:

  • High-pressure process piping
  • Oil and gas systems
  • Chemical processing
  • Offshore equipment
  • Heat-exchanger systems
  • Corrosive fluid transportation

The correct pipe type should be determined by engineering requirements rather than assuming seamless pipe is universally superior.

2205 Duplex Stainless Steel Welded Pipe

Welded Duplex 2205 Pipe is manufactured by forming stainless steel plate or strip and joining it using an appropriate welding process.

Welded pipe can be advantageous for certain larger diameters and project-specific dimensional requirements.

For duplex stainless steel, welding requires appropriate control because fabrication can influence the balance between ferrite and austenite phases and therefore affect mechanical and corrosion performance.

Important considerations include:

  • Welding procedure
  • Heat input
  • Interpass temperature
  • Filler material
  • Heat treatment requirements
  • Inspection
  • Testing

Applications of 2205 Duplex Stainless Steel Pipe

Duplex 2205 Pipe is commonly considered for applications where both strength and corrosion resistance are important.

Oil and Gas Industry
Used in selected piping and equipment applications in upstream, midstream, offshore, and processing environments.

Chemical Processing
Used for selected process piping where resistance to corrosive chemicals is required.

Marine Applications
Duplex 2205 can be considered for marine and offshore equipment exposed to chloride-containing environments.

Petrochemical Industry
Used in selected process piping, equipment, and fluid-handling applications.

Desalination
Its corrosion-resistant characteristics can make Duplex 2205 suitable for selected desalination and water-treatment applications.

Pulp and Paper
Used in selected process environments involving corrosive chemicals and process fluids.

Power Generation
Can be considered for selected piping and equipment applications where strength and corrosion resistance are required.

Common Applications

  • Oil and gas piping
  • Offshore platforms
  • Chemical processing
  • Petrochemical plants
  • Marine equipment
  • Desalination systems
  • Water treatment
  • Heat exchangers
  • Pulp and paper processing
  • Pressure vessels
  • Process piping
  • Industrial equipment

Duplex 2205 Pipe Dimensions

2205 Duplex Stainless Steel Pipe is available in dimensions based on the required specification and application.

Important dimensions include:

  • Nominal Pipe Size (NPS)
  • Outside Diameter
  • Wall Thickness
  • Schedule
  • Pipe Length
  • End Configuration

For a quotation, clearly specify the required pipe size, schedule/wall thickness, length, quantity, manufacturing type, and applicable material specification.

Duplex 2205 Pipe Standards

The applicable standard depends on the product form and intended service.

Purchasers may need to specify requirements covering:

  • Material grade
  • Manufacturing method
  • Chemical composition
  • Mechanical properties
  • Heat treatment
  • Dimensions and tolerances
  • Hydrostatic or other specified testing
  • Non-destructive examination
  • Certification

The exact ASTM/ASME specification should be confirmed according to the product and project requirements.

Why Choose Spark Steel for Duplex 2205 Pipe?

Spark Steel supplies stainless steel and specialty metal products for industrial applications.

For a 2205 Duplex Stainless Steel Pipe requirement, customers can discuss:

  • UNS S32205 / S31803 requirements
  • Pipe dimensions
  • Seamless or welded construction
  • Quantity
  • Applicable specification
  • Testing and inspection
  • Material certification
  • Delivery requirements

Exact product availability, sizes, certifications, lead time, and pricing should be confirmed with Spark Steel before ordering.

Frequently Asked Questions About 2205 Duplex Stainless Steel Pipe

It is pipe manufactured from Duplex 2205 stainless steel, a ferritic-austenitic stainless steel known for a combination of high strength and corrosion resistance.

It is used in selected oil and gas, chemical processing, marine, offshore, desalination, petrochemical, pulp and paper, and industrial applications.

Generally, Duplex 2205 has higher yield and tensile strength than 316L stainless steel. Actual values depend on the product specification and material condition.

Yes. Duplex 2205 provides good resistance to several forms of corrosion, including pitting and crevice corrosion, although performance depends on the service environment.

Duplex 2205 is commonly selected for many chloride-containing environments because of its resistance to localized corrosion and stress corrosion cracking. Actual suitability depends on chloride level, temperature, stress, and other conditions.

No. Duplex 2205 and Super Duplex 2507 are different stainless steel grades. 2507 is more highly alloyed and is generally intended for more demanding corrosion environments.

Yes. Duplex 2205 can be welded using appropriate procedures. Welding requires control of heat input and other parameters to maintain suitable metallurgical properties.

It can be considered for many marine and offshore applications because of its strength and corrosion resistance, but the specific seawater exposure and design conditions must be evaluated.

Ready to place an order?

We supply premium quality steel products for every industrial application. Call us or send an enquiry and our team will respond within 24 hours.

Send Enquiry Call Now

WhatsApp Chat