
● 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
|
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
|
|