CPVC Pipe Specifications
Sl No. Nominal size Mean Outside Diameter Wall thickness(mm) Working Pressure (kgf/cm²)
Min. Max. Avg. Min. Max. Avg. 27°C 82°C
1 15mm(1/2'') 15.80 16.00 15.90 1.70 2.20 1.95 28.10 6.90
2 20mm(3/4'') 22.10 22.30 22.20 2.00 2.50 2.25 28.10 6.90
3 25mm(1'') 28.50 28.70 28.60 2.60 3.10 2.85 28.10 6.90
4 32mm(1-1/4'') 34.80 35.00 34.90 3.20 3.70 3.45 28.10 6.90
5 40mm(1-1/2'') 41.20 41.40 41.30 3.80 4.30 4.05 28.10 6.90
6 50mm(2'') 53.90 54.10 54.00 4.90 5.50 5.20 28.10 6.90
Sl No. Nominal size Mean Outside Diameter(mm) Wall thickness(mm) Working Pressure (kgf/cm²)
Min. Max. Avg. Min. Max. Avg. 27°C 82°C
1 15mm(1/2'') 15.80 16.00 15.90 1.40 1.90 1.65 22.20 5.60
2 20mm(3/4'') 22.10 22.30 22.20 1.70 2.20 1.95 22.20 5.60
3 25mm(1'') 28.50 28.70 28.60 2.10 2.60 2.35 22.20 5.60
4 32mm(1-1/4'') 34.80 35.00 34.90 2.60 3.10 2.85 22.20 5.60
5 40mm(1-1/2'') 41.20 41.40 41.30 3.10 3.60 3.35 22.20 5.60
6 50mm(2'') 53.90 54.10 54.00 4.00 4.60 4.30 22.20 5.60
Sl No. Nominal size Mean Outside Diameter(mm) Wall thickness(mm) Inner Diameter (ID) mm Working Pressure (kgf/cm²)
Min. Max. Avg. Min. Max. Avg. 23°C 82°C
1 2-1/2''(65) 72.82 73.18 73.00 5.16 5.77 5.47 62.07 22.20 5.30
2 3''(80) 88.70 89.10 88.90 5.49 6.15 5.82 77.26 22.20 4.58
3 4''(100) 114.07 114.53 114.30 6.02 6.73 6.38 101.55 22.20 3.87
Sl No. Nominal size Mean Outside Diameter(mm) Wall thickness(mm) Inner Diameter
(ID) mm
Working Pressure
(kgf/cm²)
Min. Max. Avg. Min. Max. Avg. 23°C 82°C
1 2-1/2''(65) 72.82 73.18 73.00 7.01 7.85 7.43 58.14 21.10 7.34
2 3''(80) 88.70 89.10 88.90 7.62 8.53 8.08 72.25 18.25 6.32
3 4''(100) 114.07 114.53 114.30 8.56 9.58 9.07 96.16 15.49 5.60