Called nps or nominal pipe size and their metric equivalents called dn or diameter nominal.
Pvc pipe sizes in mm pdf.
Pvc and cpvc pipes schedule 40 nominal pipe size inches outside diameter inches minimum wall thickness inches inside diameter inches weight lb ft pvc cpvc 14 14 000 0 438 13 124 11 80 16 16 000 0 500 15 000 15 43 pvc and cpvc pipes schedule 80 nominal pipe size inches outside diameter inches minimum wall thickness inches.
The metric designations conform to international standards organization iso usage and apply to all plumbing natural gas nps dn nps dn 1 8 6 mm 8 200 mm 3 16 7 mm 10 250 mm 1 4 8 mm 12 300 mm.
However for the pipe sizes nps 14 and above outside diameter is the same as nps.
This will be the nominal pipe size or the size of fittings you want to order.
The wall thickness unit shown in the table without bracket is in metric system i e millimetres mm the british equivalents dimensional conversion i e inch is shown in bracket.
Inner diameter and o d.
For example a 1 inch pvc pipe is actually 1 315 inches in outside diameter and 1 029 inches in inside diameter.
Below are a series of pvc pipe diagrams and dimension charts to help.
Pvc facts when sizing your pv polyvinyl chloride pipe i d.
Pvc pipe sizes are different than the size the pipe is called.
Nominal pipe size nps is the number that defines the size of the pipe.
Once the pipe od is determined look to the left most column of the charge below pipe size.
What is nominal pipe size.
To understand this concept you have to learn the way pipes are manufactured.
Pvc pipe sizes dimensions guide charts when it comes to the pvc pipes themselves there are 3 key metrics.
Pvc schedule 40 sizes table.
Outer diameter be sure to check that you are using the proper materials.
Pvc pipe sizes referenced in australia and new zealand are mostly in nominal diameter values the reference does not necessarily match up exactly to the outside or inside diameter.
Pv is used for water temperatures up to 140 degrees and pv chlorinated polyvinyl chloride is for hot w ater temperatures up 210 degrees.
Nominal size outside diameter pn4 5 pn6 pn9 pn12 pn18 dn dm min mm dm max mm tmean mm id mm tmean mm id mm tmean mm id mm tmean mm id mm tmean mm id mm 15 21 2 21 5 1 8 17 8 20 26 6 26 9.
Schedule 40 pvc pipe is compatible with all formufit external fit and internal fit products.
Outer diameter inside diameter and wall diameter as in wall thickness.
Wall thickness of pipes available in different standard schedules sch for nps nominal pipe size in inch as well as dn diameter nominal in mm are shown in below chart.
Depending on the structure of the pvc pipe the internal dimensions can vary for example between solid wall pvc pipes and a sandwich constructed pvc pipes.
