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Duplex Steel UNS S31803 / S32205 Pipes & Tubes

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Duplex Grade S31803 Seamless Tubes, Ready Stock Of DSS S32205 Tubing, Duplex 2205 Pipes, Manufacturer of ASTM A790 DuplexSteel S31803 Welded Tube, Duplex Stainless Steel S32205 Pipes & Tubes Supplier in Mumbai.

Unifit Metal Alloys is a renowned manufacturer and trader of Duplex Steel S31803 / S32205 Pipes & Tubes, which can only be toughened by cold working, not by thermal treatment.

The annealed state of this Duplex Steel S31803 Seamless Pipes is slightly less immune to general corrosion in highly oxidising environments than the unannealed condition in most environments. Because of its high corrosion protection, it is frequently used in high stress, high corrosion environments where exposure is intense. Duplex Steel S32205 Welded Pipes are used in high-temperature gaskets, expansion joints, exhaust pipes, and rocket engine components. They are thus suggested for welding components that cannot be annealed later or for parts that must function in operation between 800 and 1600 °F. It is typically used in harsh corrosive environments, such as aviation exhaust stacks, pipes, and ring collectors.

DSS S31803 Butt Weld Fittings, Duplex 2205 90 Square Pipe, ANSI B16.9 Duplex Steel S31803 Heat Ex-changer Tubes, S32205 Duplex Steel Electropolish Pipe, UNS S31803 Seamless Pipes, Duplex Grade S32205 Bush Hex Pipe, DIN 1.4462 Welded Pipes, High Quality S32205 Duplex Steel ERW Pipes Manufacturer In Mumbai, India.

Duplex Alloy 2205 EFW Pipes is also used in oil refineries, fluid catalytic cracking units (FCC), firearms manufacturing, hanger shafts, recuperator tube sheets, shells, and supports, among other things. This process will result in maximum ductility, while this steel has a superb stabilising anneal under corrosion for maximum corrosion protection. Duplex Steel S31803 ERW Tubes is ideal for watery and other low-temperature settings. It is readily welded and processed using normal shop manufacturing techniques. They are thus suggested for welding parts that cannot be annealed later, or for parts that must function in operation between 800 and 1600 °F.

Duplex Steel S32205 Electropolish Tubes is commonly used in places where corrosive conditions are extreme, such as aeroplane exhaust stacks, manifolds, and ring collectors. It is also used in oil refineries, fluid catalytic cracking units (FCC), firearms manufacturing, hanger shafts, recuperator tube sheets, shells, and supports, among other things. Duplex Alloy 2205 Heat Exchanger Tubes is offered in different forms and is also used in uses that do not require a smooth ornamental finish. This process will result in maximum ductility, while for maximum corrosion protection, this steel has superb stabilising anneal under corrosion. As a result, this steel is preferred for watery and other low temperature settings.

Duplex Steel S31803 / S32205 Pipes & Tubes

Get a best quote for DSS S31803 Pipes & Tubes, We Keep Bulk Stock of Duplex Steel S32205 Seamless Bare Pipe at our stockyard, contact us to request a quote.

Duplex Steel S31803 / S32205 Pipes & Tubes Specifications

S31803/S32205 Pipes & Tubes Specifications ASTM A790, A789 / ASME SA790, SA789
Dimensional specification ANSI/ASME B36.19M, ANSI/ASME B36.10M
ASTM A790 S31803/S32205 Seamless Pipes & Tubes Size 1 / 2" NB - 16" NB
ASTM A790 S31803/S32205 Welded Pipes & Tubes Size 1 / 2" NB - 24" NB
ASTM A790 S31803/S32205 EFW Pipes & Tubes Size 6" NB - 24" NB
Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock
Duplex Steel S31803/S32205 Pipes & Tubes Manufacturing Shapes Hydraulic, Round, Rectangle, Square, Hex, Honed
Duplex Steel S31803/S32205 Pipes & Tubes Manufacturing Techniques Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded
Duplex Steel S31803/S32205 Pipes & Tubes Schedule Thickness Range SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Duplex Steel S31803/S32205 Pipes & Tubes End Types Plain End, Beveled End, Treaded One End, TBE (Treaded Both Ends)
Delivery Condition of Duplex Steel S31803/S32205 Pipes & Tubes Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Surface Finish No.1, No.4, No.8 Mirror Finish, 2B
Value Added Services Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing
Inspection and Test Reports EN 10204 3.1, Mill Test Certificates, Chemical Reports, PMI Test Reports, Mechanical Reports, Third Party Inspection, NABL Approved Lab, Visual Inspection, Destructive Test and Non Destructive Test Reports
Marking Specification
Grade
Nominal Pipe Sizes
Pipe Schedule or Wall Thickness
Manufacturing Method (Seamless / Welded)
Heat Number
Manufacturer’s Name or Custom Logo - on request
Marked Pipe Sample: ANSI B36.19 ASTM A790 S31803/S32205 12" NB SCH 40S SEAMLESS HEAT NO. XXXX
Outside Finish 2B, No.4, No.1, No.8 Mirror Finish for Duplex Steel Pipes, Finish as per customer Requirements
Delivery Condition Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Packing of Duplex Steel S31803/S32205 Pipes Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Specials Sizes and Specifications other than above can be on request

DSS S31803 / S32205 Pipes & Tubes Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803 / S32205

Duplex Steel S31803 / S32205 Pipes & Tubes Chemical Composition

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

S31803 / S32205 Duplex Steel Pipes & Tubes Mechanical Properties

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

Various Types Of Duplex Steel S31803 / S32205 Pipes & Tubes

DSS S31803 / S32205 Seamless Pipe
DIN 1.4462 45 Seamless Pipe

DSS S31803 / S32205 Seamless Pipe

Duplex Steel S31803 Seamless Pipe UNS S32205 90 Seamless Pipe ANSI B16.9 S31803 DSS Seamless Pipe
DSS S31803 / S32205 Welded Pipe

DSS S31803 / S32205 Welded Pipe

DIN 1.4462 Welded Pipe S31803 Duplex Steel Welded Pipe UNS S32205 Welded Pipe ANSI B16.9 Duplex 2205 Welded Pipe
DSS S31803 / S32205 EFW Pipe

DSS S31803 / S32205 EFW Pipe

DIN 1.4462 EFW Pipe Duplex Stainless Steel S31803 EFW Pipe UNS S32205 EFW Pipe ANSI B16.9 DSS S31803 EFW Pipe
DSS S31803 / S32205 ERW Pipe

DSS S31803 / S32205 ERW Pipe

S32205 Duplex Steel ERW Pipe DIN 1.4462 ERW Pipe ANSI B16.9 SAF 2205 ERW Pipe UNS S31803 ERW Pipe
DSS S31803 / S32205 Electropolish Pipe

DSS S31803 / S32205 Electropolish Pipe

Duplex Grade S32205 Electropolish Pipe UNS S31803 Electropolish Pipe DIN 1.4462 Electropolish Pipe ANSI B16.9 DSS S32205 Electropolish Pipe
DSS S31803 / S32205 Square Pipe

DSS S31803 / S32205 Square Pipe

DIN 1.4462 Square Pipe High Quality S31803 Duplex Steel Square Pipe UNS S32205 Square Pipep ANSI B16.9 Duplex Steel S31803 Square Pipe
DSS S31803 / S32205 Hollow Pipes

DSS S31803 / S32205 Hollow Pipes

Duplex Steel UNS S32205 Hollow Pipes UNS S31803 Hollow Pipes DIN 1.4462 Hollow Pipes ANSI B16.9 DSS S31803 Hollow Pipes
DSS S31803 / S32205 Round Pipe

DSS S31803 / S32205 Round Pipe

DIN 1.4462 Round Pipe S32205 Duplex Stainless Steel Round Pipe UNS S31803 Round Pipe ANSI B16.9 Duplex 2205 Round Pipe

Duplex Steel S31803 / S32205 Pipes & Tubes Pipes Size Range

NPS OD SCH 5S SCH 10S SCH 40S SCH 80S
1/4 13.72 1.65 2.24 3.02
3/8 17.15 1.65 2.31 3.2
1/2 21.34 1.65 2.11 2.77 3.73
3/4 26.67 1.65 2.11 2.87 3.91
1 33.4 1.65 2.77 3.38 4.55
1.25 42.16 1.65 2.77 3.56 4.85
1.5 48.26 1.65 2.77 3.68 5.08
2 60.33 1.65 2.77 3.91 5.54
2.5 73.03 2.11 3.05 5.16 7.01
3 88.9 2.11 3.05 5.49 7.62
3.5 101.6 2.11 3.05 5.74 8.08
4 114.3 2.11 3.05 6.02 8.56
5 141.3 2.77 3.4 6.55 9.53
6 168.28 2.77 3.4 7.11 10.97
8 219.08 2.77 3.76 8.18 12.7
10 273.05 3.4 4.19 9.27 12.7
12 323.85 3.96 4.57 9.53 12.7
14 355.6 3.96 4.78 9.53 12.7
16 406.4 4.19 4.78 9.53 12.7
18 457.2 4.19 4.78 9.53 12.7
20 508 4.78 5.54 9.53 12.7
22 558.8 4.78 5.54
24 609.6 5.54 6.35 9.53 12.7
26 660.4
28 711.2
30 762 6.35 7.92

Duplex Steel S31803 / S32205 Pipes & Tubes Weight Chart & Dimensions

PIPE
SIZE
OD
IN
INCHES
Pipe Schedules
5s
5
10s
10
20
30
40s
& Std.
40
60
80s
& E.H.
80
100
120
140
160
DBL
E.H.
1/8
.405
 
.035
.1383
.049
.1863
.049
.1863
 
 
.068
.2447
068
.2447
 
0.95
.3145
0.95
.3145
 
 
 
 
 
1/4
.540
 
.049
.2570
.065
.3297
.065
.3297
 
 
.088
.4248
088
.4248
 
.119
.5351
.119
.5351
 
 
 
 
 
3/8
.675
 
.049
.3276
.065
.4235
.065
.4235
 
 
.091
.5676
.091
.5676
 
.126
.7338
.126
.7338
 
 
 
 
 
1/2
.840
.065
.5383
.065
.5383
.083
.6710
.083
.6710
 
 
.109
.8510
.109
.8510
 
.147
1.088
.147
1.088
 
 
 
.187
1.304
.294
1.714
3/4
1.050
.065
.6838
.065
.6838
.083
.8572
.083
.8572
 
 
.113
1.131
.113
1.131
 
.154
1.474
.154
1.474
 
 
 
.218
1.937
.308
2.441
1
1.315
.065
.8678
.065
.8678
.109
1.404
.109
1.404
 
 
.133
1.679
.133
1.679
 
.179
2.172
.179
2.172
 
 
 
.250
2.844
.358
3.659
1-1/4
1.660
.065
1.107
.065
1.107
.109
1.806
.109
1.806
 
 
.140
2.273
.140
2.273
 
.191
2.997
.191
2.997
 
 
 
.250
3.765
.382
5.214
1-1/2
1.900
.065
1.274
.065
1.274
.109
2.085
.109
2.085
 
 
.145
2.718
.145
2.718
 
.200
3.631
.200
3.631
 
 
 
.281
4.859
.400
6.408
2
2.375
.065
1.604
.065
1.604
.109
2.638
.109
2.638
 
 
.154
3.653
.154
3.653
 
.218
5.022
.218
5.022
 
 
 
.343
7.444
.436
9.029
2-1/2
2.875
.083
2.475
.083
2.475
.120
3.531
.120
3.531
 
 
.203
5.793
.203
5.793
 
.276
7.661
.276
7.661
 
 
 
.375
10.01
.552
13.70
3
3.500
.083
3.029
.083
3.029
.120
4.332
.120
4.332
 
 
.216
7.576
.216
7.576
 
.300
10.25
.300
10.25
 
 
 
.437
14.32
.600
18.58
3-1/2
4.000
.083
3.472
.083
3.472
.120
4.973
.120
4.973
 
 
.226
9.109
.226
9.109
 
.318
12.51
.318
12.51
 
 
 
 
.636
22.85
4
4.500
.083
3.915
.083
3.915
.120
5.613
.120
5.613
 
 
.237
10.79
.237
10.79
.281
12.66
.337
14.98
.337
14.98
 
.437
19.01
 
.531
22.51
.674
27.54
4-1/2
5.000
 
 
 
 
 
 
.247
12.53
 
 
.355
17.61
 
 
 
 
 
.710
32.53
5
5.563
.109
6.349
.109
6.349
.134
7.770
.134
7.770
 
 
.258
14.62
.258
14.62
 
.375
20.78
.375
20.78
 
.500
27.04
 
.625
32.96
.750
38.55
6
6.625
.109
7.585
.109
7.585
.134
9.290
.134
9.290
 
 
.280
18.97
.280
18.97
 
.432
28.57
.432
28.57
 
.562
36.39
 
.718
45.30
.864
53.16
7
7.625
 
 
 
 
 
 
.301
23.57
 
 
.500
38.05
 
 
 
 
 
.875
63.08
8
8.625
.109
9.914
.109
9.914
.148
13.40
.148
13.40
.250
22.36
.277
24.70
.322
28.55
.322
28.55
.406
35.64
.500
43.39
.500
43.39
.593
50.87
.718
60.93
.812
67.76
.906
74.69
.885
72.42
9
9.625
 
 
 
 
 
 
.342
33.90
 
 
.500
48.72
 
 
 
 
 
 
10
10.750
.134
15.19
.134
15.19
.165
18.65
.165
18.70
.250
28.04
.307
34.24
.365
40.48
.365
40.48
.500
54.74
.500
54.74
.593
64.33
.718
76.93
.843
89.20
1.000
104.10
1.125
115.70
 
11
11.750
 
 
 
 
 
 
.375
45.55
 
 
.500
60.07
 
 
 
 
 
 
12
12.750
.156
21.07
.165
22.18
.180
24.16
.180
24.20
.250
33.38
.330
43.77
.375
49.56
.406
53.53
.562
73.16
.500
65.42
.687
88.51
.843
107.20
1.000
125.50
1.125
139.70
1.312
160.3
 
14
14.000
.156
23.07
 
.188
27.73
.250
36.71
.312
45.38
.375
54.57
.375
54.57
.437
63.37
.593
84.91
.500
72.09
.750
106.10
.937
130.70
1.093
150.70
1.250
170.20
1.406
189.10
 
16
16.000
.165
27.90
 
.188
31.75
.250
42.05
.312
52.36
.375
62.58
.375
62.58
.500
82.77
.656
107.50
.500
82.77
.843
136.50
1.031
164.80
1.218
192.30
1.427
223.50
1.593
245.10
 
18
18.000
.165
31.43
 
.188
35.76
.250
47.39
.312
59.03
.437
82.06
.375
70.59
.562
104.20
.750
138.20
.500
93.45
.937
170.80
1.156
208.00
1.375
244.10
1.562
274.20
1.781
308.50
 
20
20.000
.188
39.78
 
.218
46.05
.250
52.73
.375
78.60
.500
104.10
.375
78.60
.593
122.90
.812
166.40
.500
104.10
1.031
208.90
1.280
256.10
1.500
296.40
1.750
341.10
1.968
379.00
 
22
22.000
.188
43.80
 
.218
50.71
.250
58.07
.375
86.61
.500
114.81
.375
86.61
 
.875
197.41
.500
114.81
1.125
250.81
1.375
302.88
1.625
353.61
1.875
403.00
2.125
451.06
 
24
24.000
.218
55.37
 
.250
63.41
.250
63.41
.375
94.62
.562
140.80
.375
94.62
.687
171.20
.968
238.10
.500
125.50
1.218
296.40
1.531
367.40
1.812
429.40
2.062
483.10
2.344
542.13
 
26
26.000
 
 
 
.312
85.60
.500
136.17
 
.375
102.63
 
 
.500
136.17
 
 
 
 
 
 
28
28.000
 
 
 
.312
92.26
.500
146.85
.625
182.73
.375
110.64
 
 
 
 
 
 
 
 
 
30
30.000
.250
79.43
 
.312
98.93
.312
98.93
.500
157.53
.625
196.08
.375
118.65
 
 
.500
157.53
 
 
 
 
 
 
32
32.000
 
 
 
.312
105.59
.500
168.21
.625
209.43
.375
126.66
.688
230.08
 
.500
168.21
 
 
 
 
 
 
34
34.000
 
 
 
.312
112.25
.500
178.89
.625
222.78
.375
134.67
.688
244.77
 
 
 
 
 
 
 
 
36
36.000
 
 
 
.312
118.92
 
.625
236.13
.375
142.68
.750
282.35
 
.500
189.57
 
 
 
 
 
 
Medium Type = Wall thickness in inches
Bold Type = Steel weight per foot in pounds

Duplex Steel S31803 / S32205 Pipes & Tubes Outside Diameter

Nominal size [inches] Outside diameter [inches] Outside diameter [mm] Wall thickness [inches] Wall thickness [mm] Weight [lb/ft] Weight [kg/m]
1/2 0.840 21.3 0.083 2.11 0.68 1.00
3/4 1.050 26.7 0.083 2.11 0.87 1.29
1 1.315 33.4 0.109 2.77 1.41 2.11
1 1/4 1.660 42.2 0.109 2.77 1.82 2.71
1 1/2 1.900 48.3 0.109 2.77 2.1 3.13
2 2.375 60.3 0.109 2.77 2.66 3.96
2 1/2 2.875 73.0 0.120 3.05 3.56 5.29
3 3.500 88.9 0.120 3.05 4.37 6.50
3 1/2 4.000 101.6 0.120 3.05 5.01 7.46
4 4.500 114.3 0.120 3.05 5.66 8.42
5 5.563 141.3 0.134 3.40 7.82 11.64
6 6.625 168.3 0.134 3.40 9.35 13.91
8 8.625 219.1 0.148 3.76 13.50 20.10
10 10.750 273.1 0.165 4.19 18.79 27.96
12 12.750 323.9 0.180 4.57 24.34 36.22
14 14.000 355.6 0.188 4.78 27.97 41.62
16 16.000 406.4 0.188 4.78 32.02 47.65
18 18.000 457.0 0.188 4.78 36.05 53.65
20 20.000 508.0 0.218 5.54 46.42 69.09
22 22.000 559.0 0.218 5.54 51.14 76.10
24 24.000 610.0 0.250 6.35 63.93 95.13
30 30.000 762.0 0.312 7.92 99.60 148.22

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Ready Stock of Duplex Steel S31803 / S32205 Pipes & Tubes

  • ASTM A790 DSS S31803 Bush Hex Pipe
  • S31803 Duplex Grade Seamless Tubes
  • WERKSTOFF NR. 1.4462 Tubing
  • S32205 Duplex Steel Welded Pipe
  • Duplex 2205 Thin Wall Pipe
  • S32205 Duplex Grade Boiler Tube
  • Duplex Steel S32205 Cold Drawn Pipes
  • ANSI B16.9 DSS S32205 Superheater Tubes
  • S31803 DSS Tubes Stockist
  • Duplex Steel S31803 Thick Wall Pipe
  • S31803 Duplex Steel Square Pipe
  • Duplex Stainless Steel S31803 Industrial Pipes
  • Duplex S31803 Heat Ex-changer Tubes
  • DSS S32205 Round Pipe
  • ASTM A790 DSS S32205 EFW Pipes
  • DSS DIN 1.4462 Pipes & Tubes
  • ASME SA790 S31803 Duplex Steel Round Pipe
  • Duplex Grade S32205 ERW Pipe
  • Duplex Stainless Steel S32205 90° Hydraulic Pipes Manufacturer
  • DSS S31803 Custom Pipe
  • Duplex Steel S32205 Bush Hex Pipe
  • Duplex Steel UNS S31803 Beveled End Pipes
  • Duplex Grade S31803 Pipes Supplier

  • Duplex Steel UNS S31803 Hollow Pipes Exporter
  • Duplex Grade S32205 Pipes & Tubes
  • S32205 Duplex Steel Welded Pipes
  • ANSI B16.9 Duplex 2205 Custom Pipe
  • Duplex Stainless Steel S31803 Cold Drawn Pipes
  • ASME B16.9 DSS S31803 Welded Tube
  • High Quality S31803 Duplex Steel Heat Ex-changer Tubes
  • Duplex 2205 LSAW Pipes Ready Stock
  • DSS S31803 Industrial Pipes
  • High Quality S32205 Duplex Steel Seamless Bare Pipe
  • DSS UNS S32205 Seamless Tubes
  • ANSI B16.9 S31803 Duplex Steel Thick Wall Pipe
  • Duplex Stainless Steel S32205 Capillary Pipe
  • S31803 DSS Beveled End Pipe Manufacturer
  • DSS S31803 Electropolished Pipes
  • Duplex Steel S32205 Pipes
  • ASME SA790 DSS S32205 Tubing Stockholder
  • Duplex Grade S31803 Hydraulic Pipe
  • ASTM A790 S32205 Duplex Steel Tubes
  • Duplex S32205 Seamless Piping Manufacturer
  • S31803 Duplex Steel Large Pipes
  • SAF 2205 Bush Hex Pipe
  • DSS DIN 1.4462 90° Pipe

S31803 / S32205 Duplex Steel Pipes & Tubes Application Industries

Application Industries

Refineries

90%

Oil and Gas Industry

96%

Power Generation

80%

Pharmaceutical Equipment

85%

Pulp & Paper Industry

88%