Our standard range of mechanical tubing includes a wide range of sizes in six grades of stainless steel, including duplex steel. Other mechanical tubing grades and sizes can be offered on request.

Mechanical tubing from Alleima is produced according to ASTM A-511.

Mechanical tubing grades (incl. nominal chemical composition)
Alleima grade UNS ASTM EN / W.nr. C Cr Ni Mo Others
Sanmac® 4305 S30300 303 1.4305 ≤0.035 17.5 9 - S
Sanmac® 304/304L S30403/30400 304/304L 1.4301/1.4307 ≤0.030 18.5 9 - -
Sanmac® 316/316L S31603/31600 316/316L 1.4401/1.4404 ≤0.030 16.5 11 2.1 -
Sanmac® 4435 S31603/31600 316/316L 1.4436/1.4435 ≤0.030 17.5 12.5 2.6 -
Sanmac® 4571 S31635 (316Ti) 1.4571 0.03 17 12.5 2.1 Ti
Sanmac® 2205 S31803 - 1.4462 ≤0.030 21.5 5.5 3.2 N
OD
in.
WT
in.
lb/ft
Max. OD,
mm
Min. ID,
mm
Max. OD,
mm
Min. ID,
mm
Mechanical tubing sizes (incl. finished part sizes)*
Size
Chucked true to OD
Chucked true to ID
1.500
0.313
4.029
1.457
1.037
1.415
1.000
1.500
0.375
4.580
1.457
0.931
1.412
0.181
1.625
0.250
3.732
1.582
1.265
1.544
1.231
1.625
0.313
4.453
1.582
1.159
1.540
1.122
1.625
0.375
5.089
1.582
1.052
1.537
1.012
1.750
0.250
4.071
1.707
1.391
1.669
1.356
1.750
0.313
4.877
1.707
1.284
1.665
1.247
1.750
0.375
5.598
1.707
1.178
1.662
1.138
1.875
0.250
4.410
1.832
1.517
1.794
1.482
1.875
0.313
5.301
1.832
1.410
1.790
1.372
1.875
0.375
6.107
1.832
1.303
1.787
1.263
1.875
0.438
6.827
1.832
1.196
1.783
1.154
2.000
0.375
6.615
1.957
1.428
1.912
1.389
2.000
0.250
4.750
1.957
1.641
1.919
1.607
2.000
0.313
5.725
1.957
1.535
1.915
1.498
2.000
0.438
7.421
1.957
1.322
1.908
1.279
2.000
0.500
8.142
1.957
1.215
1.905
1.170
2.125
0.188
3.944
2.083
1.879
1.654
1.847
2.125
0.250
5.089
2.083
1.767
2.045
1.732
2.125
0.313
6.149
2.083
1.660
2.041
1.623
2.125
0.375
7.124
2.083
1.553
2.038
1.513
2.125
0.438
8.015
2.083
1.446
2.034
1.404
2.125
0.500
8.821
2.083
1.340
2.031
1.294
2.250
0.188
4.198
2.210
2.004
2.174
1.972
2.250
0.250
5.428
2.210
1.891
2.171
1.857
2.250
0.313
6.573
2.210
1.785
2.168
1.748
2.250
0.375
7.633
2.210
1.678
2.164
1.639
2.250
0.438
8.608
2.210
1.572
2.161
1.529
2.250
0.500
9.499
2.210
1.465
2.157
1.420
2.375
0.188
4.453
2.336
2.128
2.301
2.096
2.375
0.250
5.767
2.336
2.017
2.298
1.982
2.375
0.313
6.997
2.336
1.910
2.294
1.872
2.375
0.375
8.142
2.336
1.803
2.291
1.763
2.375
0.438
9.202
2.336
1.696
2.287
1.654
2.375
0.500
10.178
2.336
1.590
2.283
1.544
2.500
0.188
4.707
2.462
2.251
2.427
2.219
2.500
0.250
6.107
2.462
2.140
2.423
2.106
2.500
0.313
7.421
2.462
2.035
2.420
1.997
2.500
0.375
8.651
2.462
1.928
2.417
1.888
2.500
0.438
9.796
2.462
1.822
2.413
1.779
2.500
0.500
10.856
2.462
1.715
2.409
1.669
2.500
0.625
12.722
2.462
1.502
2.402
1.450
2.500
0.750
14.249
2.462
1.288
2.395
1.232
2.625
0.188
4.962
2.589
2.375
2.553
2.343
2.625
0.250
6.446
2.589
2.264
2.550
2.230
2.625
0.313
7.845
2.589
2.158
2.546
2.121
2.625
0.375
9.160
2.589
2.053
2.543
2.013
2.625
0.438
10.390
2.589
1.946
2.539
1.904
2.625
0.500
11.535
2.589
1.839
2.536
1.794
2.625
0.625
13.570
2.589
1.626
2.529
1.576
2.625
0.750
15.266
2.589
1.413
2.522
1.357
2.750
0.188
5.216
2.713
2.498
2.678
2.467
2.750
0.250
6.785
2.713
2.388
2.674
2.353
2.750
0.313
8.269
2.713
2.282
2.670
2.244
2.750
0.375
9.669
2.713
2.176
2.667
2.136
2.750
0.438
10.983
2.713
2.071
2.664
2.028
2.750
0.500
12.213
2.713
1.965
2.660
1.919
2.750
0.625
14.418
2.713
1.751
2.653
1.700
2.750
0.750
16.284
2.713
1.538
2.646
1.481
2.875
0.188
5.470
2.837
2.622
2.802
2.590
2.875
0.250
7.124
2.837
2.511
2.798
2.476
2.875
0.313
8.693
2.837
2.406
2.795
2.368
2.875
0.375
10.178
2.837
2.300
2.792
2.260
2.875
0.438
11.577
2.837
2.194
2.788
2.152
2.875
0.500
12.892
2.837
2.089
2.785
2.043
2.875
0.625
15.266
2.837
1.876
2.778
1.825
2.875
0.750
17.302
2.837
1.663
2.770
1.606
3.000
0.188
5.725
2.954
2.757
2.918
2.725
3.000
0.250
7.464
2.954
2.645
2.915
2.610
3.000
0.313
9.117
2.954
2.539
2.911
2.502
3.000
0.375
10.686
2.954
2.433
2.908
2.394
3.000
0.438
12.171
2.954
2.328
2.904
2.285
3.000
0.500
13.570
2.954
2.222
2.901
2.177
3.000
0.625
16.114
2.954
2.011
2.894
1.960
3.000
0.750
18.320
2.954
1.798
2.887
1.741
3.000
0.875
20.185
2.954
1.584
2.880
1.522
3.000
1.000
21.712
2.954
1.371
2.873
1.304
3.125
0.188
5.979
3.078
2.882
3.042
2.850
3.125
0.250
7.803
3.078
2.769
3.039
2.735
3.125
0.313
9.541
3.078
2.663
3.035
2.626
3.125
0.375
11.195
3.078
2.557
3.032
2.517
3.125
0.438
12.764
3.078
2.452
3.028
2.409
3.125
0.500
14.249
3.078
2.346
3.025
2.301
3.125
0.625
16.963
3.078
2.135
3.018
2.084
3.125
0.750
19.337
3.078
1.922
3.011
1.866
3.125
0.875
21.373
3.078
1.709
3.004
1.648
3.125
1.000
23.069
3.078
1.496
2.997
1.429
3.250
0.188
6.234
3.202
3.007
3.167
2.976
3.250
0.250
8.142
3.202
2.895
3.163
2.860
3.250
0.313
9.965
3.202
2.788
3.160
2.750
3.250
0.375
11.704
3.202
2.681
3.156
2.641
3.250
0.438
13.358
3.202
2.575
3.153
2.533
3.250
0.500
14.927
3.202
2.470
3.149
2.424
3.250
0.625
17.811
3.202
2.259
3.143
2.208
3.250
0.750
20.355
3.202
2.048
3.135
1.991
3.250
0.875
22.560
3.202
1.834
3.128
1.772
3.250
1.000
24.426
3.202
1.621
3.121
1.554
3.375
0.188
6.488
3.327
3.133
3.291
3.102
3.375
0.250
8.481
3.327
3.021
3.288
2.986
3.375
0.313
10.390
3.327
2.914
3.284
2.876
3.375
0.375
12.213
3.327
2.806
3.281
2.767
3.375
0.438
13.952
3.327
2.699
3.277
2.656
3.375
0.500
15.606
3.327
2.593
3.274
2.548
3.375
0.625
18.659
3.327
2.382
3.267
2.331
3.375
0.750
21.373
3.327
2.171
3.260
2.115
3.375
0.875
23.748
3.327
1.959
3.253
1.898
3.375
1.000
25.783
3.327
1.746
3.246
1.679
3.500
0.188
6.743
3.451
3.259
3.415
3.227
3.500
0.250
8.821
3.451
3.146
3.412
3.112
3.500
0.313
10.814
3.451
3.039
3.408
3.002
3.500
0.375
12.722
3.451
2.932
3.405
2.892
3.500
0.438
14.545
3.451
2.825
3.401
2.782
3.500
0.500
16.284
3.451
2.718
3.398
2.672
3.500
0.625
19.507
3.451
2.506
3.391
2.456
3.500
0.750
22.391
3.451
2.295
3.384
2.239
3.500
0.875
24.935
3.451
2.084
3.377
2.022
3.500
1.000
27.140
3.451
1.871
3.370
1.804
3.750
0.188
7.251
3.700
3.510
3.664
3.478
3.750
0.250
9.499
3.700
3.398
3.267
3.363
3.750
0.313
11.662
3.700
3.291
3.657
3.253
3.750
0.375
13.740
3.700
3.183
3.654
3.143
3.750
0.438
15.733
3.700
3.076
3.650
3.033
3.750
0.500
17.641
3.700
2.969
3.646
2.923
3.750
0.625
21.203
3.700
2.754
3.640
2.703
3.750
0.750
24.426
3.700
2.543
3.633
2.486
3.750
0.875
27.310
3.700
2.331
3.626
2.270
3.750
1.000
29.854
3.700
2.120
3.619
2.053
4.000
0.188
7.760
3.948
3.761
3.912
3.729
4.000
0.250
10.178
3.948
3.649
3.909
3.614
4.000
0.313
12.510
3.948
3.541
3.906
3.504
4.000
0.375
14.757
3.948
3.434
3.902
3.394
4.000
0.438
16.920
3.948
3.327
3.898
3.284
4.000
0.500
18.998
3.948
3.220
3.895
3.174
4.000
0.625
22.899
3.948
3.006
3.888
2.954
4.000
0.750
26.462
3.948
2.971
3.881
2.735
4.000
0.875
29.684
3.948
2.579
3.874
2.517
4.000
1.000
32.568
3.948
2.368
3.867
2.300
4.250
0.188
8.269
4.197
4.013
4.161
3.980
4.250
0.250
10.856
4.197
3.900
4.157
3.865
4.250
0.313
13.358
4.197
3.793
4.154
3.755
4.250
0.375
15.775
4.197
3.686
4.150
3.645
4.250
0.438
18.108
4.197
3.578
4.147
3.535
4.250
0.500
20.355
4.197
3.471
4.144
3.426
4.250
0.625
24.596
4.197
3.257
4.137
3.206
4.250
0.750
28.497
4.197
3.043
4.130
2.986
4.250
0.875
32.059
4.197
2.828
4.123
2.766
4.250
1.000
35.282
4.197
2.615
4.116
2.548
4.500
0.188
8.778
4.446
4.264
4.409
4.231
4.500
0.250
11.535
4.446
4.151
4.406
4.116
4.500
0.313
14.206
4.446
4.044
4.403
4.006
4.500
0.375
16.793
4.446
3.937
4.399
3.896
4.500
0.438
19.295
4.446
3.830
4.396
3.786
4.500
0.500
21.712
4.446
3.722
4.393
3.676
4.500
0.625
26.292
4.446
3.508
4.385
3.456
4.500
0.750
30.533
4.446
3.293
4.378
3.237
4.500
0.875
34.434
4.446
3.079
4.372
3.017
4.500
1.000
37.996
4.446
2.865
4.365
2.797
4.750
0.188
9.287
4.694
4.515
4.658
4.483
4.750
0.250
12.213
4.694
4.402
4.655
4.367
4.750
0.313
15.054
4.694
4.295
4.651
4.257
4.750
0.375
17.811
4.694
4.188
4.648
4.147
4.750
0.438
20.482
4.694
4.081
4.644
4.037
4.750
0.500
23.069
4.694
3.974
4.641
3.928
4.750
0.625
27.988
4.694
3.759
4.634
3.708
4.750
0.750
32.568
4.694
3.545
4.627
3.488
4.750
0.875
36.809
4.694
3.330
4.620
3.268
4.750
1.000
40.710
4.694
3.116
4.613
3.048
5.000
0.188
9.796
4.943
4.767
4.907
4.734
5.000
0.250
12.892
4.943
4.654
4.903
4.619
5.000
0.313
15.902
4.943
4.546
4.900
4.508
5.000
0.375
18.828
4.943
4.439
4.896
4.398
5.000
0.438
21.670
4.943
4.332
4.893
4.289
5.000
0.500
24.426
4.943
4.225
4.889
4.179
5.000
0.625
29.684
4.943
4.011
4.882
3.959
5.000
0.750
34.604
4.943
3.796
4.875
3.739
5.000
0.875
39.183
4.943
3.581
4.869
3.519
5.000
1.000
43.424
4.943
3.367
4.861
3.299
5.250
0.250
13.570
5.192
4.905
5.152
4.869
5.250
0.313
16.751
5.192
4.797
5.148
4.759
5.250
0.375
19.846
5.192
4.690
5.145
4.649
5.250
0.438
22.857
5.192
4.583
5.142
4.539
5.250
0.500
25.783
5.192
4.476
5.138
4.430
5.250
0.625
31.381
5.192
4.261
5.131
4.210
5.250
0.750
36.639
5.192
4.047
5.124
3.990
5.250
0.875
41.558
5.192
3.833
5.117
3.770
5.250
1.000
46.138
5.192
3.619
5.110
3.550
5.500
0.250
14.249
5.425
5.171
5.385
5.136
5.500
0.313
17.599
5.425
5.064
5.381
5.026
5.500
0.375
20.864
5.425
4.957
5.378
4.917
5.500
0.438
24.044
5.425
4.850
5.378
4.807
5.500
0.500
27.140
5.425
4.743
5.371
4.697
5.500
0.625
33.077
5.425
4.528
5.364
4.477
5.500
0.750
38.675
5.425
4.314
5.357
4.257
5.500
0.875
43.933
5.425
4.100
5.350
4.038
5.500
1.000
48.852
5.425
3.886
5.343
3.819
6.000
0.250
15.606
5.922
5.674
5.882
5.639
6.000
0.375
22.899
5.922
5.459
5.875
5.419
6.000
0.438
26.419
5.922
5.352
5.871
5.309
6.000
0.500
29.854
5.922
5.245
5.868
5.199
6.000
0.625
36.469
5.922
5.030
5.861
4.979
6.000
0.750
42.746
5.922
4.816
5.854
4.759
6.000
0.875
48.683
5.922
4.602
5.847
4.539
6.000
1.000
54.280
5.922
4.407
5.840
4.340
6.250
0.500
31.211
6.171
5.496
6.117
5.450
6.250
0.625
38.166
6.171
5.282
6.106
5.230
6.250
0.750
44.781
6.171
5.067
6.102
5.011
6.500
0.500
32.568
6.420
5.747
6.365
5.701
6.500
0.625
39.862
6.420
5.533
6.358
5.481
6.500
0.750
46.817
6.420
5.319
6.351
5.261
6.500
1.000
59.708
6.420
4.890
6.337
4.822
6.750
0.375
25.953
6.669
6.213
6.621
6.172
6.750
0.500
33.925
6.669
5.998
6.614
5.952
6.750
0.750
48.852
6.669
5.569
6.600
5.512
6.750
1.000
62.422
6.669
5.141
6.586
5.073
7.000
0.500
35.282
6.917
6.250
6.862
6.203
7.000
0.750
50.888
6.917
5.821
6.848
5.763
7.000
1.000
65.136
6.917
5.392
6.834
5.324
7.500
0.375
29.006
7.415
6.965
7.367
6.924
7.500
0.500
37.996
7.415
6.751
7.359
6.704
7.500
0.750
54.959
7.415
6.322
7.346
6.265
7.500
1.000
70.564
7.415
5.893
7.331
5.825
8.000
1.000
75.992
7.912
6.400
7.829
6.331
9.000
0.750
67.172
8.907
7.834
8.837
7.776
9.000
1.000
86.848
8.907
7.406
8.823
7.336

* OD = outside diameter, ID = inside diameter, WT = wall thickness

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