O.D. INWall Thickness
Gauge20 GA18 GA16 GA14
GA
12 GA11 GA9 GA7 GA
Inches.035″.049″.062″.083″.109″.120″.148″.180″.250″.375″
1/20.170.230.30
5/80.220.300.390.48
3/40.270.370.480.59
7/80.310.430.560.70
10.360.490.650.811.041.13
1.0500.380.520.680.861.131.23
1-1/80.410.560.740.921.181.29
1-1/40.450.630.831.031.331.45
1-5/160.881.091.421.53
1-3/80.510.690.911.151.471.61
1-1/20.550.760.991.251.621.77
1.5/80.590.821.081.371.761.93
1.6601.121.401.821.992.29
1-3/40.640.891.171.481.912.09
1-7/80.961.261.592.062.25
1.9000.700.971.271.612.092.262.72
20.731.021.341.702.202.413.50
2-1/41.491.882.492.66
2-3/81.211.602.032.642.893.65
2-1/21.281.692.142.783.054.45
2-7/81.932.453.173.485.79
31.542.042.593.373.70
3-1/82.152.723.543.885.687.67
3-1/21.812.383.033.954.335.306.38
3-3/43.294.294.785.696.86
43.474.494.97