When it comes to the pvc pipes themselves there are 3 key metrics.
Large diameter plastic pipe sizes.
The table above shows sizing for schedule 40 pvc pipe in different sizes.
Pipe size nps od id schedules wall est.
The outside diameter o d shown is for standard ips schedule 40 pipe pvc stainless brass steel etc.
Data given in based on the nps tables given by ansi b36 10m and includes pipe wall thickness outside diameter nominal diameter.
Nominal pipe size nps is the number that defines the size of the pipe.
This will be the nominal pipe size or the size of fittings you want to order.
Pvc pipe under 14 does not match up exactly with its nominal size see nominal pipe size and o d.
Standard pipe size info chart.
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 available.
However for the pipe sizes nps 14 and above outside diameter is the same as nps.
Schedule 40 pvc pipe is compatible with all formufit external fit and internal fit products.
What is nominal pipe size.
Fittings follow this same pattern a 1 fitting has a 1 315 inch opening to accept a 1 inch pipe which actually measures 1 315 inches in diameter.
Outer diameter inside diameter and wall diameter as in wall thickness.
One of the most common things people get confused by with pipe is how it is sized and measured.
Pvc pipe can come in sizes ranging from 1 8 to 24 and larger.
To understand this concept you have to learn the way pipes are manufactured.
N ot for cpvc pex pb or copper pipe.
The following chart gives standard pipe schedule or pipes sizes as given by ansi asme b36 10m and api 5l.
Once the pipe od is determined look to the left most column of the charge below pipe size.
Pvc schedule 40 sizes table.
For example when you say 6 pipe the 6 is the nominal size of that pipe.
The material designation code indicating the type of plastic.