NEPRO INDUSTRIES PVT LTD
PRESSURE PIPES
BS-3505 equivalent to PS-3051/91Nepro Pressure Pipes are U-PVC pressure pipes manufactured to BS-3505 (equivalent to PS-3051/91), available from ¾″ to 14″. Pressure-rated and built with high mechanical strength and a non-corrosive composition, they are engineered to deliver dependable, long-life performance.
HOW WE ACHIEVE PAKISTAN'S BEST QUALITY
Top Working Process
Nepro’s two decades of first-hand experience in plumbing and sanitation gives a unique advantage of knowing the subject like no other.
MATERIALS & STANDARD
EDGE QUALITY
LAUNCH
U-PVC PRESSURE RATED PIPES & FITTINGS
| Nominal Size (Inch) | Mean Outside Diameter (mm) | Wall Thickness · Individual Value (mm) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Class-B (6-Bar) | Class-C (9- Bar) | Class-D (12-Bar) | Class-E (15 bar) | |||||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |
| 3/8″ | 17.0 | 17.3 | N/A | N/A | N/A | N/A | N/A | N/A | 1.5 | 1.9 |
| ½″ | 21.2 | 21.5 | N/A | N/A | N/A | N/A | N/A | N/A | 1.7 | 2.1 |
| ¾″ | 26.6 | 26.9 | N/A | N/A | N/A | N/A | N/A | N/A | 1.9 | 2.5 |
| 1″ | 33.4 | 33.7 | N/A | N/A | N/A | N/A | N/A | N/A | 2.2 | 2.7 |
| 1¼″ | 42.1 | 42.4 | N/A | N/A | N/A | N/A | 2.2 | 2.7 | 2.7 | 3.2 |
| 1½″ | 48.1 | 48.4 | N/A | N/A | N/A | N/A | 2.5 | 3.0 | 3.1 | 3.7 |
| 2″ | 60.2 | 60.5 | N/A | N/A | 2.5 | 3.0 | 3.1 | 3.7 | 3.9 | 4.5 |
| 2½″ | 75.0 | 75.3 | N/A | N/A | 3.0 | 3.5 | 3.9 | 4.5 | 4.8 | 5.5 |
| 3″ | 88.7 | 89.1 | 2.9 | 3.4 | 3.5 | 4.1 | 4.6 | 5.3 | 5.7 | 6.6 |
| 4″ | 114.1 | 114.5 | 3.4 | 4.0 | 4.5 | 5.2 | 6.0 | 6.9 | 7.3 | 8.4 |
| 5″ | 140.0 | 140.4 | 3.8 | 4.4 | 5.5 | 6.4 | 7.3 | 8.4 | 9.0 | 10.4 |
| 6″ | 168.0 | 168.5 | 4.5 | 5.2 | 6.6 | 7.6 | 8.8 | 10.2 | 10.8 | 12.5 |
| 7″ | 193.5 | 194.0 | 5.2 | 6.0 | 7.7 | 8.9 | 10.1 | 11.7 | 12.4 | 14.3 |
| 8″ | 218.8 | 219.4 | 5.3 | 6.1 | 7.8 | 9.0 | 10.3 | 11.9 | 12.6 | 14.5 |
| 9″ | 244.1 | 244.8 | 5.9 | 6.8 | 8.7 | 10.0 | 11.5 | 13.3 | 14.1 | 16.3 |
| 10″ | 272.6 | 273.4 | 6.6 | 7.6 | 9.7 | 11.2 | 12.8 | 14.8 | 15.7 | 18.1 |
| 12″ | 323.4 | 324.3 | 7.8 | 9.0 | 11.5 | 13.3 | 15.2 | 17.5 | 18.7 | 21.6 |
| 14″ | 355.0 | 356.0 | 8.5 | 9.8 | 12.6 | 14.5 | 16.7 | 19.2 | 20.5 | 23.6 |
MAXIMUM SUSTAINED WORKING & FIELD TEST PRESSURE
WORKING PRESSURE
| Class | Bar | Kgf/Cm² | lbf/in² |
|---|---|---|---|
| B | 6 | 6.12 | 87 |
| C | 9 | 9.18 | 130 |
| D | 12 | 12.25 | 173 |
| E | 15 | 15.30 | 217 |
TEST PRESSURE
| Class | Bar | Kgf/Cm² | lbf/in² |
|---|---|---|---|
| B | 9 | 9.18 | 130 |
| C | 12 | 13.77 | 195 |
| D | 15 | 18.38 | 259 |
| E | 18 | 22.95 | 325 |
Figures transcribed from your specification sheet — please verify before publishing.
Frequently Asked Questions about UPVC Pressure Pipes
What standard do Nepro UPVC Pressure Pipes meet?
Nepro UPVC Pressure Pipes are manufactured to BS-3505, equivalent to PS-3051/91, ensuring certified pressure performance, high mechanical strength, and non-corrosive construction for long-life use.
What size range do Nepro Pressure Pipes cover?
Nepro UPVC Pressure Pipes are available from ¾″ to 14″, covering all standard residential, commercial, and industrial water supply and distribution requirements across Pakistan.
What pressure classes are available in Nepro Pressure Pipes?
Nepro offers four pressure classes: Class B (6 bar), Class C (9 bar), Class D (12 bar), and Class E (15 bar), suiting a wide range of project demands.
What are the key features of Nepro UPVC Pressure Pipes?
They offer long service life, high mechanical strength, non-corrosive composition, and pressure-rated performance, making them reliable for sustained water supply and distribution systems.
How do I get a quote for Nepro UPVC Pressure Pipes?
Contact Nepro at 0300-7887444, visit the Faisalabad or Islamabad office, or submit a request on the website for project-specific pricing and size availability.
What is a UPVC pressure pipe used for?
A UPVC pressure pipe carries water under sustained pressure in supply, distribution, and irrigation systems for residential, commercial, and industrial buildings.
How does pipe class affect pressure pipe selection?
Higher class pipes have thicker walls and handle more pressure. Class B suits low-pressure lines while Class E handles up to 15 bar for demanding supply systems.