That s because both types of pipe have the same outer diameter measurements.
What is the inside diameter of 2 inch pvc pipe.
As pvc pipe increases in diameter the walls must also be thicker.
A 2 pvc fitting on our site will always fit a piece of 2 nominal size pvc pipe.
The outside diameter of each pipe must be measured for size identification.
Pvc pipe sizes dimensions guide charts when it comes to the pvc pipes themselves there are 3 key metrics.
Below are a series of pvc pipe diagrams and dimension charts to help you find the right sizes or at least get you informed as to the various common sizes.
Pvc schedule 80 sizes table.
If the nominal size is the id then that.
Both schedule 40 and schedule 80 pvc fittings will fit onto pvc pipe of either schedule.
Each thread size has a defined number of threads per inch tpi.
Pvc pipe sizes are different than the size the pipe is called.
Pipe sizes do not refer to any physical dimensions.
If the walls were too thin the pipe would lack structural integrity.
Formufit internal fit products such as internal dome caps adjustable elbows internal couplings and other products that fit inside of the pvc pipe will not work with sch 80 pvc due to the smaller internal diameter.
For example a 3 4 npt pipe thread has an outside diameter of 1 050 inches.
Schedule 80 pvc pipe is only compatible with formufit external fit products.
For example a 1 inch pvc pipe is actually 1 315 inches in outside diameter and 1 029 inches in inside diameter.
The od for 1 2 pvc pipe is 0 840 and the od for 3 pvc pipe is 3 500.
Outer diameter inside diameter and wall diameter as in wall thickness.