Dimensions and weights of seamless tubes according to standard ANSI/ASME B36.10M

API Spec 5L; EN ISO 3183;
A/SA-53; A/SA-106 in connection with A/SA 530
A/SA-335 (A/SA-333) in connection with A/SA999


Delivered as cold drawn
Hot rolled pipes
Delivered upon agreement


NPS
Outside diameter
Wall thickness
Schedule
Weight
DN
Weight
API
A/SA-53
[inch]
[mm]
[inch]
[mm]
No
class
[lbs/ft]
[kg/m]
Spec 5L
1/8
0.405
10,3
0.049
1,24
10
...
6
0.19
0,28
-
1/8
0.405
10,3
0.057
1,45
30
...
6
0.21
0,32
-
1/8
0.405
10,3
0.068
1,73
40
STD
6
0.24
0,37
API
1/8
0.405
10,3
0.095
2,41
80
XS
6
0.31
0,47
-
1/4
0.540
13,7
0.065
1,65
10
...
8
0.33
0,49
-
1/4
0.540
13,7
0.073
1,85
30
...
8
0.36
0,54
API
1/4
0.540
13,7
0.088
2,24
40
STD
8
0.42
0,63
API
1/4
0.540
13,7
0.119
3,02
80
XS
8
0.54
0,80
-
3/8
0.675
17,1
0.065
1,65
10
...
10
0.42
0,63
-
3/8
0.675
17,1
0.073
1,85
30
...
10
0.47
0,70
-
3/8
0.675
17,1
0.091
2,31
40
STD
10
0.57
0,84
API
3/8
0.675
17,1
0.126
3,20
80
XS
10
0.74
1,10
-
1/2
0.840
21,3
0.065
1,65
5
...
15
0.54
0,80
-
1/2
0.840
21,3
0.083
2,11
10
...
15
0.67
1,00
-
1/2
0.840
21,3
0.095
2,41
30
...
15
0.76
1,12
API
1/2
0.840
21,3
0.109
2,77
40
STD
15
0.85
1,27
API
1/2
0.840
21,3
0.147
3,73
80
XS
15
1.09
1,62
-
1/2
0.840
21,3
0.188
4,78
160
...
15
1.31
1,95
-
3/4
1.050
26,7
0.065
1,65
5
...
20
0.69
1,03
-
3/4
1.050
26,7
0.083
2,11
10
...
20
0.86
1,28
API
3/4
1.050
26,7
0.095
2,41
30
...
20
0.97
1,44
API
3/4
1.050
26,7
0.113
2,87
40
STD
20
1.13
1,69
API
3/4
1.050
26,7
0.154
3,91
80
XS
20
1.47
2,20
API
3/4
1.050
26,7
0.219
5,56
160
...
20
1.94
2,90
API
1
1.315
33,4
0.065
1,65
5
...
25
0.87
1,29
-
1
1.315
33,4
0.109
2,77
10
...
25
1.41
2,09
API
1
1.315
33,4
0.114
2,90
30
...
25
1.46
2,18
API
1
1.315
33,4
0.133
3,38
40
STD
25
1.68
2,50
API
1
1.315
33,4
0.179
4,55
80
XS
25
2.17
3,24
API
1
1.315
33,4
0.250
6,35
160
...
25
2.84
4,29
API
1 1/4
1.660
42,2
0.065
1,65
5
...
32
1.11
1,65
-
1 1/4
1.660
42,2
0.109
2,77
10
...
32
1.81
2,69
API
1 1/4
1.660
42,2
0.117
2,97
30
...
32
1.93
2,87
API
1 1/4
1.660
42,2
0.140
3,56
40
STD
32
2.27
3,39
API
1 1/4
1.660
42,2
0.191
4,85
80
XS
32
3.00
4,47
API
1 1/4
1.660
42,2
0.250
6,35
160
...
32
3.76
5,61
API
1 1/2
1.900
48,3
0.065
1,65
5
...
40
1.28
1,90
-
1 1/2
1.900
48,3
0.109
2,77
10
...
40
2.09
3,11
API
1 1/2
1.900
48,3
0.125
3,18
30
...
40
2.37
3,53
API
1 1/2
1.900
48,3
0.145
3,68
40
STD
40
2.72
4,05
API
1 1/2
1.900
48,3
0.200
5,08
80
XS
40
3.63
5,41
API
1 1/2
1.900
48,3
0.281
7,14
160
...
40
4.86
7,25
API
2
2.375
60,3
0.065
1,65
5
...
50
1.61
2,39
-
2
2.375
60,3
0.083
2,11
...
...
50
2.03
3,03
API
2
2.375
60,3
0.109
2,77
...
...
50
2.64
3,93
API
2
2.375
60,3
0.125
3,18
...
...
50
3.00
4,48
API
2
2.375
60,3
0.141
3,58
...
...
50
3.36
5,01
API
2
2.375
60,3
0.154
3,91
40
STD
50
3.65
5,44
API
2
2.375
60,3
0.172
4,37
...
...
50
4.05
6,03
API
2
2.375
60,3
0.188
4,78
...
...
50
4.39
6,54
API
2
2.375
60,3
0.218
5,54
80
XS
50
5.02
7,48
API
2
2.375
60,3
0.250
6,35
...
...
50
5.67
8,45
API
2
2.375
60,3
0.281
7,14
...
...
50
6.28
9,36
API
2
2.375
60,3
0.344
8,74
160
...
50
7.46
11,11
API
2
2.375
60,3
0.436
11,07
...
XXS
50
9.04
13,44
API
2 1/2
2.875
73,0
0.038
2,11
5
...
65
2.47
3,69
API-light
2 1/2
2.875
73,0
0.109
2,77
...
...
65
3.22
4,80
API-light
2 1/2
2.875
73,0
0.120
3,05
10
...
65
3,53
5,26
API-light
2 1/2
2.875
73,0
0.125
3,18
...
...
65
3.67
5,48
API-light
2 1/2
2.875
73,0
0.141
3,58
...
...
65
4.12
6,13
API-light
2 1/2
2.875
73,0
0.156
3,96
...
...
65
4.53
6,74
API
2 1/2
2.875
73,0
0.172
4,37
...
...
65
4.97
7,40
API
2 1/2
2.875
73,0
0.188
4,78
...
...
65
5.40
8,04
API
2 1/2
2.875
73,0
0.203
5,16
40
STD
65
5.79
8,63
API
2 1/2
2.875
73,0
0.216
5,49
...
...
65
6.13
9,14
API
2 1/2
2.875
73,0
0.250
6,35
...
...
65
7.01
10,44
API
2 1/2
2.875
73,0
0.276
7,01
80
XS
65
7.66
11,41
API
2 1/2
2.875
73,0
0.375
9,53
160
...
65
10.01
14,92
API
2 1/2
2.875
73,0
0.552
14,02
...
XXS
65
13.71
20,39
API
3
3.500
88,9
0.083
2,11
...
...
80
3.03
4,52
API-light
3
3.500
88,9
0.109
2,77
...
...
80
3.95
5,88
API-light
3
3.500
88,9
0.120
3,05
10
...
80
4,34
6,46
API-light
3
3.500
88,9
0.125
3,18
...
...
80
4.51
6,72
API-light
3
3.500
88,9
0.141
3,58
...
...
80
5.06
7,53
API-light
3
3.500
88,9
0.156
3,96
...
...
80
5.57
8,29
API
3
3.500
88,9
0.172
4,37
...
...
80
6.11
9,11
API
3
3.500
88,9
0.188
4,78
...
...
80
6.65
9,92
API
3
3.500
88,9
0.216
5,49
40
STD
80
7.58
11,29
API
3
3.500
88,9
0.250
6,35
...
...
80
8.68
12,93
API
3
3.500
88,9
0.281
7,14
...
...
80
9.66
14,40
API
3
3.500
88,9
0.300
7,62
80
XS
80
10.25
15,27
API
3
3.500
88,9
0.438
11,13
160
...
80
14.32
21,35
API
3
3.500
88,9
0.600
15,24
XXS
...
80
18.60
27,68
API
3 1/2
4.000
101,6
0.083
2,11
5
...
90
3.48
5,18
API-light
3 1/2
4.000
101,6
0.109
2,77
...
...
90
4.53
6,75
API-light
3 1/2
4.000
101,6
0.120
3,05
10
...
90
4.98
7,41
API-light
3 1/2
4.000
101,6
0.125
3,18
...
...
90
5.17
7,72
API-light
3 1/2
4.000
101,6
0.141
3,58
...
...
90
5.81
8,65
API-light
3 1/2
4.000
101,6
0.156
3,96
...
...
90
6.40
9,53
API-light
3 1/2
4.000
101,6
0.172
4,37
...
...
90
7.03
10,48
API
3 1/2
4.000
101,6
0.188
4,78
30
...
90
7.65
11,41
API
3 1/2
4.000
101,6
0.226
5,74
40
STD
90
9.11
13,57
API
3 1/2
4.000
101,6
0.250
6,35
...
...
90
10.01
14,92
API
3 1/2
4.000
101,6
0.281
7,14
...
...
90
11.16
16,63
API
3 1/2
4.000
101,6
0.318
8,08
80
XS
90
12.50
18,63
API
4
4.500
114,3
0.083
2,11
5
...
100
3.92
5,84
API-light
4
4.500
114,3
0.109
2,77
...
...
100
5.11
7,62
API-light
4
4.500
114,3
0.120
3,05
10
...
100
5.62
8,37
API-light
4
4.500
114,3
0.125
3,18
...
...
100
5.84
8,71
API-light
4
4.500
114,3
0.141
3,58
...
...
100
6.56
9,77
API-light
4
4.500
114,3
0.156
3,96
...
...
100
7.24
10,78
API-light
4
4.500
114,3
0.172
4,37
...
...
100
7.95
11,85
API
4
4.500
114,3
0.188
4,78
...
...
100
8.66
12,91
API
4
4.500
114,3
0.203
5,16
...
...
100
9.32
13,89
API
4
4.500
114,3
0.219
5,56
...
...
100
10.01
14,91
API
4
4.500
114,3
0.237
6,02
40
STD
100
10.79
16,07
API
4
4.500
114,3
0.250
6,35
...
...
100
11.35
16,90
API
4
4.500
114,3
0.281
7,14
...
...
100
12.66
18,87
API
4
4.500
114,3
0.312
7,92
...
...
100
13.96
20,78
API
4
4.500
114,3
0.337
8,56
80
XS
100
14.98
22,32
API
4
4.500
114,3
0.438
11,13
120
...
100
19.00
28,32
API
4
4.500
114,3
0.531
13,49
160
...
100
22.51
33,54
API

Tolerances according to ASTM A530/A530M, ASTM A999/A999M (ASME SA)
WeightOutside diameterWall thickness
All standards:
NPS 12 and under
- 3,5% +10%
over NPS 12
-5% +10%

Upon agreement
(ASTM A999:
with minimum wall thickness, max +16%)
1/8 - 1 1/2" (10,3 - 48,3 mm):- 1/32 (0.031) + 1/64 (0.015)All standards:
- 12,5%
+ limited by weight*

Upon agreement
(ASTM A999:
Minimum wall thickness:
There shall be no variation under the specified WT)
- 0,8 + 0,4 mm**
1 1/2 - 4" (48,3 - 114,3 mm):- 1/32 (0.031) + 1/32 (0.031)
- 0,8 + 0,8 mm
more than 4 - 8 (114,3 - 219,1):- 1/32 (0.031) + 1/16 (0.062)
- 0,8 + 1,6 mm

1)*According ASTM A 530 is plus tolerance of WT (latest edition):
NPS 1/8 –2 1/2“, all t/D ratios +20%
NPS 3 –18“, up to t/D 5 % +22,5 %
NPS 3 –18, t/D over 5 % +15 %
2) Ovality for thin-wall pipes (WT≤3% OD) under 1,5% of specified OD
3)** ASTM A335 dimension range1/8 - 1 1/2 tolerances - 1/64 (0,4 mm)

Notes
1. Table for precision tubes.
2. European standards tube dimensions
3. API standards
4. Pipes for threading
5. Japanese standard JIS