Copper Tube Handbook: Table 14.5

Nominal or standard size, inchesActual outside diameter, in.KL 2M
DrawnAnnealedDrawnAnnealedDrawnAnnealed
1⁄25⁄898404535776538856135–
3⁄47⁄893004200590029354715–
111⁄872003415511526503865–
11⁄413⁄855252800455024003875–
11⁄215⁄850002600410022003550–
221⁄839152235336519102935–
21⁄225⁄83575–3215–2800–
331⁄83450–2865–2665–
441⁄83415–2865–2215–
551⁄83585–2985–2490–
661⁄83425–2690–2000–
881⁄83635–2650–2285–