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