Is the diameter of PVC pipe measured from the inside or outside?

PVC Pipe is identified by the ID (Inside Diameter) and is referred to as a “nominal” size which means “in name only.” However this confuses people and most novices try to use the OD (Outer Diameter) to order parts.

How do you measure inside PVC pipe?

Measure the inside diameter, or the ID, of the PVC pipe. This is the measurement commonly used as a method of identification of the pipe. Measure the ID by running a tape measure at the center of the pipe from inside wall to inside wall.

How is pipeline size measured?

To find it, measure around the circumference of the pipe with flexible measuring tape. Divide the circumference by pi, or about 3.14159. For example, if the circumference is 12.57 inches (319 mm), you would divide by pi, and get an outside diameter of about 4 inches (100 mm).

What is the outside diameter of 2 inch pvc pipe?

2.375
Schedule 40 PVC Pipe Dimensions Chart

Nominal Pipe Size	O.D.	Average I.D.
2″	2.375	2.047
2-1/2″	2.875	2.445
3″	3.500	3.042
3-1/2″	4.000	3.521

What is the outside diameter of 3/4 inch pvc pipe?

PVC and CPVC Pipes – Schedule 40
Nominal Pipe Size (inches)	Outside Diameter (inches)	Inside Diameter*) (inches)
1/2	0.840	0.622
3/4	1.050	0.824
1	1.315	1.049

What is the inside diameter of 2 inch PVC pipe?

How do you find the inner diameter from the outside diameter?

Hi Karla, to find the inner pipe diameter, you need to subtract 2 times the wall thickness, 3/16, from the outside diameter of 2.

What is the inside diameter of a 2 inch PVC pipe?

Do they make 2 and 1/2 inch pvc pipe?

section of 4004-025AB 2 1/2″ Schedule 40 PVC Pipe is made of durable, industry approved PVC material. This pipe is used in a variety of PVC applications around the world and are made with a smooth interior wall resulting in less pressure loss and higher volume than conventional pvc pipe.