江阴市长江钢管有限公司 - 全国钢管现货基地:钢管、无缝管、无缝钢管
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管线管

 标准 Standard
   美国石油学会标准(API SPEC 5L )

● 用途 Uses
  用于石油、天然气工业中的气、水、油输送
  For converyacne of gas,water and oiil in petroleum and natural gas industries

● 尺寸偏差 Deviation
标准
外径
偏差
壁厚
偏差
Standard
Outside Diameter Tolerance
Wall Thickness Tolerances
Tolerances
API SPEC 5L
D < 60.3mm
(+ 0.41mm~-0.80mm)
+ 15%S~- 12.5%S
D ≥ 60.3mm
(+ 0.75%D~-0.75%D)

● 规格表 Size
名义尺寸
Nominal Size
外径
Outside Diameter
壁厚
Wall Thickness
平端管米重
Plain-end Weight
inch
mm
inch
mm
lb/ft
kg/m
0.405
0.405
10.29
0.095
2.4
0.31
0.47
0.54
0.54
13.72
0.088
2.2
0.43
0.62
0.54
13.72
0.119
3.0
0.54
0.79
0.675
0.675
17.15
0.091
2.3
0.57
0.84
0.675
17.15
0.126
3.2
0.74
1.10
0.84
0.84
21.34
0.109
2.8
0.85
1.28
0.84
21.34
0.147
3.7
1.09
1.61
1.05
1.05
26.67
0.113
2.9
1.13
1.70
1.05
26.67
0.154
3.9
1.48
2.19
1.315
1.315
33.4
0.133
3.4
1.68
2.52
1.315
33.4
0.179
4.6
2.17
3.21
1.660
1.660
42.2
0.145
3.7
2.72
3.43
1.660
42.2
0.191
4.9
3.00
4.51
1.660
42.2
0.382
9.7
5.22
7.77
1.900
1.900
48.3
0.145
3.7
2.72
4.07
1.900
48.3
0.200
5.1
3.63
5.43
1.900
48.3
0.400
10.2
6.41
9.58
2 3/8
2.375
60.3
0.109
2.8
2.64
3.97
2.375
60.3
0.125
3.2
3.00
4.51
2.375
60.3
0.141
3.6
6.36
5.03
名义尺寸
Nominal Size
外径
Outside Diameter
壁厚
Wall Thickness
平端管米重
Plain-end Weight
inch
mm
inch
mm
lb/ft
kg/m
2 3/8
2.375
60.3
0.154
3.9
3.65
5.42
2.375
60.3
0.172
4.4
4.05
6.07
2.375
60.3
0.188
4.8
4.39
6.57
2.375
60.3
0.218
5.5
5.02
7.43
2.375
60.3
0.250
6.4
5.67
8.51
2.375
60.3
0.281
7.1
6.28
9.31
2.375
60.3
0.436
11.0
9.03
13.47
2 7/8
2.875
73.0
0.109
2.8
3.22
4.85
2.875
73.0
0.125
3.2
3.67
5.51
2.875
73.0
0.141
3.6
4.12
6.16
2.875
73.0
0.156
4.0
4.53
6.81
2.875
73.0
0.172
4.4
4.97
7.44
2.875
73.0
0.188
4.8
5.40
8.07
2.875
73.0
0.203
5.2
5.79
8.69
2.875
73.0
0.216
5.5
6.13
9.16
2.875
73.0
0.250
6.4
7.01
10.51
2.875
73.0
0.276
7.0
7.66
11.39
2.875
73.0
0.552
14.0
13.69
20.37
3 1/2
3.5
88.9
0.141
3.6
5.06
7.57
3.5
88.9
0.156
4.0
5.57
8.37
3.5
88.9
0.172
4.4
6.11
9.17
3.5
88.9
0.188
4.8
6.65
9.95
3.5
88.9
0.216
5.5
7.58
11.31
3.5
88.9
0.250
6.4
8.68
13.02
3.5
88.9
0.281
7.1
9.66
14.32
3.5
88.9
0.300
7.6
10.25
15.24
3.5
88.9
0.600
15.2
18.58
27.63
4
4
101.6
0.156
4.0
6.40
9.63
4
101.6
0.172
4.4
7.03
10.55
4
101.6
0.188
4.8
7.65
11.46
4
101.6
0.226
5.7
9.11
13.48
4
101.6
0.250
6.4
10.01
15.02
4
101.6
0.281
7.1
11.16
16.55
4
101.6
0.318
8.1
12.50
18.68
4 1/2
4.5
114.3
0.156
4.0
7.24
10.88
4.5
114.3
0.172
4.4
7.96
11.92
4.5
114.3
0.188
4.8
8.67
12.96
4.5
114.3
0.203
5.2
9.32
13.99
4.5
114.3
0.219
5.6
10.02
15.01
4.5
114.3
0.237
6.0
10.80
16.02
4.5
114.3
0.250
6.4
11.36
17.03
4.5
114.3
0.281
7.1
12.67
18.77
名义尺寸
Nominal Size
外径
Outside Diameter
壁厚
Wall Thickness
平端管米重
Plain-end Weight
inch
mm
inch
mm
lb/ft
kg/m
4 1/2
4.5
114.3
0.312
7.9
12.66
20.73
4.5
114.3
0.337
8.6
13.96
22.42
4.5
114.3
0.438
11.1
19.00
28.25
4.5
114.3
0.531
13.5
22.51
33.56
4.5
114.3
0.674
17.1
25.57
40.99
5 9/16
5.563
141.3
0.156
4.0
9.02
13.54
5.563
141.3
0.188
4.8
10.80
16.16
5.563
141.3
0.219
5.6
12.51
18.74
5.563
141.3
0.258
6.6
14.63
21.92
5.563
141.3
0.281
7.1
15.87
23.50
5.563
141.3
0.312
7.9
17.51
25.99
5.563
141.3
0.344
8.7
19.19
28.45
5.563
141.3
0.375
9.5
20.80
30.88
5.563
141.3
0.500
12.7
27.06
40.28
5.563
141.3
0.625
15.9
32.99
49.17
5.563
141.3
0.750
19.1
38.59
57.56
6 5/8
6.625
168.3
0.188
4.8
12.94
19.35
6.625
168.3
0.203
5.2
13.94
20.91
6.625
168.3
0.219
5.6
15.00
22.47
6.625
168.3
0.250
6.4
17.04
25.55
6.625
168.3
0.280
7.1
18.99
28.22
6.625
168.3
0.312
7.9
21.06
31.25
6.625
168.3
0.344
8.7
23.10
34.24
6.625
168.3
0.375
9.5
25.05
37.20
6.625
168.3
0.432
11.0
28.60
42.67
6.625
168.3
0.500
12.7
32.74
48.73
6.625
168.3
0.562
14.3
36.43
54.31
6.625
168.3
0.625
15.9
40.09
59.76
6.625
168.3
0.719
18.3
45.39
67.69
6.625
168.3
0.750
19.1
47.10
70.27
6.625
168.3
0.864
21.9
53.21
79.06
6.625
168.3
0.875
22.2
53.78
79.98
8 5/8
8.625
219.1
0.250
6.4
22.38
33.57
8.625
219.1
0.277
7.0
24.72
36.61
8.625
219.1
0.312
7.9
27.73
41.14
8.625
219.1
0.322
8.2
28.58
42.65
8.625
219.1
0.344
8.7
30.45
45.14
8.625
219.1
0.375
9.5
33.07
49.10
8.625
219.1
0.438
11.1
38.33
56.94
8.625
219.1
0.500
12.7
43.43
64.64
8.625
219.1
0.562
14.3
48.44
72.22
8.625
219.1
0.625
15.9
53.45
79.67
8.625
219.1
0.719
18.3
60.77
90.62
8.625
219.1
0.750
19.1
63.14
94.20
8.625
219.1
0.812
20.6
67.82
100.84
8.625
219.1
0.875
22.2
72.49
107.79
8.625
219.1
1.000
25.4
81.51
121.33
名义尺寸
Nominal Size
外径
Outside Diameter
壁厚
Wall Thickness
平端管米重
Plain-end Weight
inch
mm
inch
mm
lb/ft
kg/m
10 3/4
10.75
273.1
0.250
6.4
28.06
42.09
10.75
273.1
0.279
7.1
31.23
46.57
10.75
273.1
0.307
7.8
34.27
51.03
10.75
273.1
0.344
8.7
38.27
56.72
10.75
273.1
0.365
9.3
40.52
60.50
10.75
273.1
0.483
11.1
48.28
71.72
10.75
273.1
0.500
12.7
54.79
81.55
10.75
273.1
0.562
14.3
61.21
91.26
10.75
273.1
0.625
15.9
67.65
100.85
10.75
273.1
0.719
18.3
77.10
114.99
10.75
273.1
0.812
20.6
86.26
128.27
10.75
273.1
0.875
22.2
92.37
137.36
10.75
273.1
0.938
23.8
98.39
146.32
10.75
273.1
1.000
25.4
104.23
155.15
10.75
273.1
1.250
31.8
126.94
189.22
12 3/4
12.75
323.9
0.330
8.4
43.81
65.35
12.75
323.9
0.344
8.7
45.62
67.62
12.75
323.9
0.375
9.5
49.61
73.65
12.75
323.9
0.406
10.3
53.57
79.65
12.75
323.9
0.438
11.1
57.65
85.62
12.75
323.9
0.500
12.7
65.48
97.46
12.75
323.9
0.562
14.3
73.22
109.18
12.75
323.9
0.625
15.9
81.01
120.76
12.75
323.9
0.688
17.5
88.71
132.23
12.75
323.9
0.750
19.1
96.21
143.56
12.75
323.9
0.812
20.6
103.63
154.08
12.75
323.9
0.875
22.2
111.08
165.17
12.75
323.9
0.938
23.8
118.44
176.13
12.75
323.9
1.000
25.4
125.61
186.97
12.75
323.9
1.062
27.0
132.69
197.68
12.75
323.9
1.125
28.6
139.81
208.27
12.75
323.9
1.250
31.8
153.67
229.06