The outside diameter of threadless copper pipe tp is essentially the same as schedule 40 pipe although the wall thickness is much less than that for the same size pipe.
Dwv copper pipe wall thickness.
It is true with all three common types of new pipe k l and m.
For example a 1 2 inch copper pipe has an outside diameter of 5 8 inch.
The inside diameter id of copper pipe is determined by the wall thickness of the pipe which varies by the pipe type.
Lightweight copper pipe and tubing resists corrosion and is suitable for plumbing refrigeration and hvac applications.
K l m and dwv.
1 25 in 1 1 5 in 1 2 in 1 3 in 1 4 in 1 outside dia.
Type dwv copper pipe and tubing.
Home pipe specs copper tubing sizes.
It also has thinner walls than the other types of copper pipe with a wall thickness of 040 for a piece of 1 inch pipe the smallest diameter available for dwv.
Wall thickness type k l m dwv k l m dwv 1 4 0 375 0 305 0 315 0 035 0 030 3 8 0 500 0 402 0 430 0 450 0 049 0 035 0 025 1 2 0 625 0 527.
Manufacturers provide copper pipe in four standardized types.
The letters indicate in part the relative thickness of the pipe wall from thickest to thinnest.