Dimensions and weights of precision seamless tubes acc. to STN, ČSN, BS and GOST (dimensions comply also with other standards)



Outside
Wall thickness [mm]
diameter
0,5
1,0
1,5
2,0
2,5
3,0
3,5
4,0
4,5
5,0
5,5
6,0
7,0
8,0
9,0
10,0
11,0
12,0
13,0
[mm]
Tube weight [kg/m]
4
0,043
0,074
5
0,055
0,099
6
0,068
0,123
0,166
0,197
8
0,093
0,173
0,240
0,296
0,339
0,370
10
0,117
0,222
0,314
0,395
0,462
0,518
12
0,142
0,271
0,388
0,493
0,586
0,666
0,734
0,789
14
0,166
0,321
0,462
0,592
0,709
0,814
0,906
0,986
1,054
15
0,179
0,345
0,499
0,641
0,771
0,888
0,993
1,085
1,165
16
0,191
0,370
0,536
0,691
0,832
0,962
1,079
1,184
1,276
18
0,216
0,419
0,610
0,789
0,956
1,110
1,252
1,381
1,498
20
0,240
0,469
0,684
0,888
1,079
1,258
1,424
1,578
1,720
1,850
1,967
2,071
22
0,265
0,518
0,758
0,986
1,202
1,406
1,597
1,777
1,942
2,096
2,240
2,367
24
0,29
0,567
0,832
1,085
1,326
1,554
1,769
1,973
2,164
2,343
2,509
2,663
25
0,302
0,592
0,869
1,134
1,387
1,628
1,856
2,072
2,275
2,446
2,645
2,811
26
0,314
0,617
0,906
1,184
1,449
1,702
1,942
2,17
2,386
2,59
2,780
2,959
28
0,666
0,980
1,282
1,572
1,850
2,115
2,368
2,608
2,836
3,052
3,255
30
0,715
1,054
1,381
1,695
1,988
2,287
2,565
2,830
3,083
3,323
3,551
3,97
32
0,764
1,128
1,480
1,819
2,146
2,460
2,762
3,052
3,329
3,594
3,847
4,316
4,735
35
0,838
1,239
1,628
2,004
2,367
2,719
3,058
3,385
3,699
4,001
4,291
4,834
5,327
36
0,863
1,276
1,677
2,065
2,441
2,805
3,157
3,496
3,822
4,137
4,439
5,006
5,524
38
0,912
1,350
1,766
2,189
2,589
2,978
3,354
3,718
4,069
4,408
4,735
5,352
5,919
40
0,962
1,424
1,874
2,312
2,737
3,150
3,551
3,940
4,316
4,680
5,031
5,697
6,313
6,880
7,398
7,867
42
1,011
1,498
1,973
2,435
2,885
3,323
3,749
4,162
4,562
4,951
5,327
6,042
6,708
7,324
7,892
8,410
45
1,085
1,609
2,120
2,620
3,107
3,582
4,044
4,494
4,932
5,358
5,770
6,560
7,300
7,990
8,631
9,223
46
1,110
1,646
2,170
2,682
3,181
3,668
4,143
4,605
5,055
5,493
5,919
6,733
7,497
8,212
8,878
9,949
48
1,159
1,720
2,269
2,805
3,329
3,841
4,340
4,827
5,302
5,764
6,215
7,078
7,892
8,656
9,371
10,04
50
1,208
1,794
2,368
2,929
3,477
4,014
4,538
5,049
5,549
6,036
6,511
7,423
8,286
9,100
9,865
10,58
11,25
52
1,868
2,466
3,052
3,625
4,188
4,735
5,271
5,795
6,307
6,807
7,768
8,681
9,544
10,36
11,12
11,84
12,5
55
1,979
2,614
3,237
3,847
4,445
5,031
5,604
6,165
6,714
7,250
8,286
9,273
10,21
11,10
11,94
12,73
13,47
58
2,090
2,762
3,422
4,069
4,704
5,327
5,937
6,535
7,121
7,694
8,804
9,865
10,88
11,84
12,75
13,61
14,43
60
2,164
2,861
3,545
4,217
4,877
5,524
6,159
6,782
7,392
7,990
9,149
10,26
11,32
12,33
13,29
14,21
15,07
62
2,238
2,959
3,668
4,365
5,049
5,721
6,381
7,028
7,663
8,286
9,495
10,65
11,76
12,82
13,84
14,80
15,71
65
2,349
3,107
3,853
4,587
5,308
6,017
6,714
7,398
8,070
8,730
10,01
11,25
12,43
13,56
14,65
15,68
16,67
70
2,534
3,354
4,162
4,957
5,740
6,511
7,269
8,015
8,749
9,470
10,88
12,23
13,54
14,80
16,01
17,16
18,27
75
2,719
3,601
4,470
5,327
6,172
7,004
7,824
8,632
9,427
10,21
11,74
13,22
14,65
16,03
17,36
18,64
19,88
80
2,904
3,874
4,778
5,697
6,603
7,497
8,379
9,248
10,11
10,95
12,60
14,21
15,76
17,26
18,72
20,12
21,48
85
3,089
4,094
5,086
6,067
7,035
7,990
8,934
9,865
10,78
11,69
13,47
15,19
16,87
18,50
20,07
21,60
23,08
90
3,274
4,340
5,395
6,437
7,466
8,484
9,489
10,48
11,46
12,43
14,33
16,18
17,98
19,73
21,43
23,08
24,69
95
4,587
5,703
6,807
7,898
8,977
10,04
11,10
12,14
13,17
15,19
17,16
19,09
20,96
22,79
24,56
26,29
100
4,834
6,011
7,176
8,329
9,470
10,60
11,71
12,82
13,91
16,06
18,15
20,20
22,20
24,14
26,04
27,89
110
5,327
6,628
7,916
9,193
10,46
11,71
12,95
14,17
15,39
17,78
20,12
22,42
24,66
26,86
29,00
31,10
120
5,820
7,244
8,656
10,06
11,44
12,82
14,18
15,53
16,87
19,51
22,10
24,64
27,13
29,57
31,96
34,30
125
9,026
10,49
11,94
13,37
14,8
16,21
17,61
20,37
23,08
25,75
28,36
30,93
33,44
35,91
Outside
Tube weight [kg/m]
diameter
0,5
1,0
1,5
2,0
2,5
3,0
3,5
4,0
4,5
5,0
5,5
6,0
7,0
8,0
9,0
10,0
11,0
12,0
13,0
[mm]
Wall thickness [mm]