This will be the nominal pipe size or the size of fittings you want to order.
Pvc pipe sizes in mm and inches.
Note that all whole number inch designations on the following chart convert to multiples of 25 mm except for 3 inch pipe which iso designates as 80 mm.
Metric rules of thumb 1 mm about 1 25 inch thickness of a dime 25 mm about 1 inch 1 25 4 mm 300 mm about 1 foot 12 304 8 mm 1 m roughly 10 sq.
Metric also referred to as millimetres mm and imperial also referred to as inch.
This means that there is always a standard corresponding value for each nominal bore category indicating the pipe s outer diameter.
Sold in 6 meter lengths.
Once the pipe od is determined look to the left most column of the charge below pipe size.
Pvc pipe sizes are different than the size the pipe is called.
Schedule 40 pvc pipe is compatible with all formufit external fit and internal fit products.
Plus 0 2 mm tolerance is allowed on sizes from 16 through 63 plus 0 3 mm on sizes 75 through 125 plus 0 4 mm on sizes 140 through 200 plus 0 5 mm on sizes 225 and 250 and plus 0 6 mm on sizes 280 and 315.
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.
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.
Pvc u pipe unplasticized polyvinyl chloride.
The difference between imperial and metric pvc pipes fittings.
For example a 1 inch pvc pipe is actually 1 315 inches in outside diameter and 1 029 inches in inside diameter.
The nominal size is in fact the minimum outside diameter.
Whilst there are various worldwide standards governing the size of a finished pvc products plastic pipe sizes in the uk are measured in two ways.
1 m 10 76 sq.
For example the actual diameter of a pipe that has a nominal bore of two inches isn t exactly two inches or 50 8 millimeters but 2 37 or 60 3 mm.
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.
Standard pvc cross it s a cross shaped pipe with four sockets at 90 degree angles and used to provide the required crossmember support in pvc projects such as for pipe grids or.