美國石油學會（API SPEC 5L）線管規格
標稱尺寸
標稱尺寸外徑
外徑壁厚
壁厚米扁方管重
平結束重量
inchmminchmmlb / ftkg / M
0.4050.40510.290.0952.40.310.47
0.540.5413.720.0882.20.430.62
0.5413.720.1193.00.540.79
0.6750.67517.150.0912.30.570.84
0.67517.150.1263.20.741.10
0.840.8421.340.1092.80.851.28
0.8421.340.1473.71.091.61
1.051.0526.670.1132.91.131.70
1.0526.670.1543.91.482.19
1.3151.31533.40.1333.41.682.52
1.31533.40.1794.62.173.21
1.6601.66042.20.1453.72.723.43
1.66042.20.1914.93.004.51
1.9001.66042.20.3829.75.227.77
1.90048.30.1453.72.724.07
1.90048.30.2005.13.635.43
1.90048.30.40010.26.419.58
2 3/82.37560.30.1092.82.643.97
2.37560.30.1253.23.004.51
2.37560.30.1413.66.365.03