美標(biāo)(API)無(wú)縫鋼管尺寸對(duì)照表 
| 
 Nominal 
diameter 
in 
inches  | 
 External 
diameter 
in 
millimeters  | 
ANSI B36.19  | 
ANSI B36.10 |  
| Nominal diameter in inches  |  
| 5s | 
10s | 
Sched.40s | 
Sched.80s | 
10 | 
20 | 
30 | 
Standard |  
| mm | 
Kg/m | 
mm | 
Kg/m | 
mm | 
Kg/m | 
mm | 
Kg/m | 
mm | 
Kg/m | 
mm | 
Kg/m | 
mm | 
Kg/m | 
mm | 
Kg/m |  
| 1/8" | 
10.29 | 
- | 
- | 
1.24 | 
0.281 | 
1.73 | 
0371 | 
2.41 | 
0.467 | 
- | 
- | 
- | 
- | 
- | 
- | 
1.73 | 
0.371 |  
| 1/4" | 
13.72 | 
- | 
- | 
1.65 | 
0.499 | 
2.24 | 
0.644 | 
3.02 | 
0.809 | 
- | 
- | 
- | 
- | 
- | 
- | 
2.24 | 
0.644 |  
| 3/8" | 
17.15 | 
- | 
- | 
1.65 | 
0.640 | 
2.31 | 
0.858 | 
3.20 | 
1.118 | 
- | 
- | 
- | 
- | 
- | 
- | 
2.31 | 
0.858 |  
| 1/2" | 
21.34 | 
1.65 | 
0.814 | 
2.11 | 
1.016 | 
2.77 | 
1.26 | 
3.73 | 
1.62 | 
- | 
- | 
- | 
- | 
- | 
- | 
2.77 | 
1.26 |  
| 3/4" | 
26.67 | 
1.65 | 
1.034 | 
2.11 | 
1.298 | 
2.87 | 
1.68 | 
3.91 | 
2.19 | 
- | 
- | 
- | 
- | 
- | 
- | 
2.87 | 
1.68 |  
| 1" | 
33.40 | 
1.65 | 
1.312 | 
2.77 | 
2.125 | 
3.338 | 
2.50 | 
4.55 | 
3.23 | 
- | 
- | 
- | 
- | 
- | 
- | 
3.36 | 
2.50 |  
| 11/4" | 
42.16 | 
1.65 | 
1.674 | 
2.77 | 
2.732 | 
3.56 | 
3.38 | 
4.85 | 
4.46 | 
- | 
- | 
- | 
- | 
- | 
- | 
3.56 | 
3.38 |  
| 11/2" | 
48.26 | 
1.65 | 
1.926 | 
2.77 | 
3.155 | 
3.68 | 
4.05 | 
5.08 | 
5.40 | 
- | 
- | 
- | 
- | 
- | 
- | 
3.68 | 
4.05 |  
| 2" | 
60.33 | 
1.65 | 
2.424 | 
2.77 | 
3.992 | 
3.91 | 
5.43 | 
5.54 | 
7.47 | 
- | 
- | 
- | 
- | 
- | 
- | 
3.91 | 
5.43 |  
| 21/2" | 
73.03 | 
2.11 | 
3.747 | 
3.05 | 
5.345 | 
5.16 | 
8.62 | 
7.01 | 
11.40 | 
- | 
- | 
- | 
- | 
- | 
- | 
5.16 | 
8.62 |  
| 3" | 
88.90 | 
2.11 | 
4.585 | 
3.05 | 
6.557 | 
5.49 | 
11.28 | 
7.62 | 
15.25 | 
- | 
- | 
- | 
- | 
- | 
- | 
5.49 | 
11.28 |  
| 31/2" | 
101.60 | 
2.11 | 
5.272 | 
3.05 | 
7.526 | 
5.74 | 
13.56 | 
8.08 | 
18.62 | 
- | 
- | 
- | 
- | 
- | 
- | 
5.74 | 
13.56 |  
| 4" | 
114.30 | 
2.11 | 
5.945 | 
3.05 | 
8.496 | 
6.02 | 
16.06 | 
8.56 | 
22.29 | 
- | 
- | 
- | 
- | 
- | 
- | 
6.02 | 
16.06 |  
| 5" | 
141.30 | 
2.77 | 
9.639 | 
3.40 | 
11.740 | 
6.55 | 
21.76 | 
9.52 | 
30.92 | 
- | 
- | 
- | 
- | 
- | 
- | 
6.55 | 
21.76 |  
| 6" | 
168.30 | 
2.77 | 
11.514 | 
3.40 | 
14.037 | 
7.11 | 
28.23 | 
10.97 | 
42.52 | 
- | 
- | 
- | 
- | 
- | 
- | 
7.11 | 
28.23 |  
| 8" | 
219.08 | 
2.77 | 
15.049 | 
3.76 | 
20.334 | 
8.18 | 
42.49 | 
12.7 | 
64.57 | 
- | 
- | 
6.35 | 
33.28 | 
7.04 | 
36.80 | 
8.18 | 
42.40 |  
| 10" | 
273.05 | 
3.40 | 
23.028 | 
4.19 | 
28.290 | 
9.27 | 
60.24 | 
12.7 | 
81.46 | 
- | 
- | 
6.35 | 
41.70 | 
7.8 | 
51.00 | 
9.27 | 
60.24 |  
| 12" | 
323.85 | 
3.96 | 
31.806 | 
4.57 | 
36.633 | 
9.52 | 
73.76 | 
12.7 | 
97.36 | 
- | 
- | 
6.35 | 
49.68 | 
8.38 | 
65.14 | 
9.52 | 
73.76 |  
| 14" | 
355.60 | 
3.98 | 
34.99 | 
4.78 | 
42.102 | 
- | 
- | 
- | 
- | 
6.35 | 
54.63 | 
7.92 | 
67.98 | 
9.52 | 
81.21 | 
9.52 | 
81.21 |  
| 16" | 
406.40 | 
4.19 | 
42.35 | 
4.78 | 
48.220 | 
- | 
- | 
- | 
- | 
6.35 | 
62.58 | 
7.92 | 
77.90 | 
9.52 | 
93.13 | 
9.52 | 
93.18 |  
| 18" | 
457.20 | 
4.19 | 
47.7 | 
4.78 | 
54.300 | 
- | 
- | 
- | 
- | 
6.35 | 
70.50 | 
7.92 | 
87.80 | 
11.13 | 
122.12 | 
9.52 | 
105.05 |   
2010年最新無(wú)縫鋼管執(zhí)行標(biāo)準(zhǔn)  c型鋼理論重量表-工型鋼理論重量表   |