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Seamless steel tubes for heat exchangers ASTM A 161 Grade T-1

Basic parameters

Product | Product application |
Standard
Dimensional standard
  • | Seamless low-carbon and carbon-molybdenum steel tubes for refinery service.
TDC
  • | Seamless low-carbon and carbon-molybdenum steel still tubes for refinery service. / General requirements for carbon, ferritic alloy and austenitic alloy steel tubes.
Steel grade
Surface coating
Dimensions
Dimensional table

Outside
Minimum wall thickness
diameter
BWG (inch)20 (.035)18 (.049)16 (.065)14 (.083)13 (.095)12 (.109)11 (.120)10 (.134)9 (.148)8 (.165)7 (.180)6 (.203)5 (.220)
[mm]
[inch]
[mm]
0,89
1,24
1,65
2,11
2,41
2,77
3,05
3,40
3,76
4,19
4,57
5,16
5,59
12,70
1/2
lb/ft
0,1900,2560,3270,3990,4410,4870,5190,5550,586
.500
kg/m
0,283
0,381
0,487
0,594
0,657
0,725
0,773
0,826
0,873
15,88
5/8
lb/ft
0,2420,3280,4230,5210,5810,6470,6960,7520,804
.625
kg/m
0,360
0,488
0,630
0,776
0,865
0,964
1,036
1,120
1,198
19,05
3/4
lb/ft
0,4000,5180,6430,7200,8070,8720,9481,021
.750
kg/m
0,595
0,771
0,957
1,072
1,202
1,299
1,412
1,521
22,23
7/8
lb/ft
0,4720,6140,7670,8640,9731,0561,158
.875
kg/m
0,702
0,913
1,141
1,285
1,448
1,571
1,722
25,40
1
lb/ft
0,5430,7090,8870,9981,1281,2251,3421,4561,5871,696
1.000
kg/m
0,808
1,056
1,321
1,487
1,680
1,824
1,998
2,169
2,363
2,526
31,75
1 1/4
lb/ft
0,6860,9001,1311,2771,4481,5771,7341,8912,0712,2252,4512,607
1.250
kg/m
1,022
1,340
1,684
1,902
2,157
2,349
2,583
2,816
3,085
3,313
3,650
3,882
38,10
1 1/2
lb/ft
0,8301,0901,3751,5561,7691,9302,1282,3262,5562,7533,0473,253
1.500
kg/m
1,236
1,624
2,048
2,317
2,634
2,875
3,169
3,464
3,807
4,100
4,538
4,845
50,80
2
lb/ft
1,4721,8632,1142,4092,6362,9143,1963,5253,8104,2414,547
2.000
kg/m
2,192
2,775
3,148
3,588
3,925
4,340
4,759
5,250
5,674
6,316
6,771
63,50
2 1/2
lb/ft
1,8542,3512,6713,0503,3413,7014,0664,4944,8675,4355,839
2.500
kg/m
2,761
3,502
3,978
4,542
4,976
5,512
6,055
6,693
7,249
8,094
8,696
76,20
3
lb/ft
2,8403,2283,6914,0474,4874,9355,4645,9246,6287,132
3.000
kg/m
4,229
4,808
5,497
6,027
6,683
7,350
8,137
8,823
9,871
10,622

Cold drawn heat exchangers tubes with average wall thickness (sizes in inches)
 
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Outside
Average wall thickness
diameter
BWG (inch)20 (.035)18 (.049)16 (.065)14 (.083)13 (.095)12 (.109)11 (.120)10 (.134)9 (.148)8 (.165)7 (.180)6 (.203)5 (.220)
[mm]
[inch]
[mm]
0,89
1,24
1,65
2,11
2,41
2,77
3,05
3,40
3,76
4,19
4,57
5,16
5,59
12,70
1/2
lb/ft
0.1730.2360.3020.3690.4100.4450.4870.5230.557
.500
kg/m
0,259
0,351
0,450
0,551
0,612
0,678
0,726
0,780
0,829
15,88
5/8
lb/ft
0.2200.3010.3880.4800.5370.6000.6470.7030.754
.625
kg/m
0,328
0,447
0,579
0,716
0,801
0,897
0,965
1,046
1,124
19,05
3/4
lb/ft
0.2670.3660.4750.5910.6640.7450.8070.8810.952
.750
kg/m
0,398
0,547
0,708
0,881
0,989
1,110
1,203
1,312
1,418
22,23
7/8
lb/ft
0.4320.5620.7020.7910.8910.9671.060
.875
kg/m
0,643
0,836
1,045
1,177
1,326
1,439
1,577
25,40
1
lb/ft
0.4970.6490.8120.9181.0371.1281.2391.3461.4711.575
1.000
kg/m
0,740
0,966
1,212
1,366
1,550
1,681
1,845
2,006
2,192
2,347
31,75
1 1/4
lb/ft
0.6280.8221.0341.1721.3281.4481.5971.7411.9122.0562.2722.417
1.250
kg/m
0,933
1,225
1,542
1,744
1,980
2,159
2,377
2,595
2,848
3,063
3,383
3,606
38,10
1 1/2
lb/ft
0.7590.9961.2561.4261.6191.7691.9552.1372.3532.5372.8143.009
1.500
kg/m
1,127
1,483
1,870
2,121
2,413
2,636
2,909
3,184
3,504
3,779
4,191
4,481
50,80
2
lb/ft
1.3431.6991.9332.2012.4092.6702.9293.2463.4993.8964.185
2.000
kg/m
2,000
2,533
2,876
3,281
3,591
3,974
4,362
4,816
5,210
5,807
6,232
63,50
2 1/2
lb/ft
1.6902.1432.4402.7833.0503.3853.7174.1264.4604.9805.360
2.500
kg/m
2,517
3,194
3,631
4,148
4,547
5,039
5,539
6,128
6,641
7,424
7,983
76,20
3
lb/ft
2.5862.9473.3653.6914.1024.5085.0065.4216.0646.536
3.000
kg/m
3,855
4,385
5,016
5,502
6,104
6,717
7,440
8,072
9,040
9,734

see also
Cold drawn heat exchangers tubes (sizes in mm)

Chemical composition

Ask for quote
C Si Mn P S Cr Ni
min 0.1 0.1 0.3 0 0
max 0.2 0.5 0.8 0.025 0.025
Mo Cu Al V Ti Nb Sn
min 0.44
max 0.65

Mechanical properties

Re (MPa) Re (ksi) Rm (MPa) Rm (ksi) A (%)
min 207 379 55 30
max - - 0 - -

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