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Seamless steel tubes for heat exchangers ASTM A 199 T11

Basic parameters

Product | Product application |
Standard
Dimensional standard
  • | Seamless cold drawn intermediate alloy steel heat exchanger and condenser tubes. / General requirements for carbon, ferritic alloy and austenitic alloy steel tubes.
TDC
  • | Seamless cold drawn intermediate alloy steel heat exchanger and condenser tubes. / 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)
 
aaa
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

C Si Mn P S Cr Ni
min 0.05 0.5 0.3 0 0 1
max 0.15 1 0.6 0.025 0.025 1.5
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 170 415 60 30
max - - 0 - -

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