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The global crisis has brought new challenges to the water industry. The water infrastructure sector is forcing to lower product and installation cost, boosting installers and pipe manufacturers to offer alternative solutions more efficient. Currently pipe materials are used for water transport include mainly plastics (PVC, HDPE) and metals (Ductile Iron, Cast Iron). Plastic materials are more likely to be used for small and medium water nets, with pressures ranging up to PN 16 bars, due to material brittleness and low impact resistance restrictions. Ductile iron is used for large water nets, in pressure PN 25 bars. However, other troubles arise due to corrosion and therefore, service life expectancy is compromised.
In the recent years, new technologies have emerged to manufacture PVC-O pipes that considerably improve the traditionally mechanical properties of plastic pipes. International standards rule the PVC-O pressure requirements, which enable pressure pipe applications up to PN 25 bars.
Pioneers in the line of manufacturing of plastic pipes in India, Ori-Plast launches PVC-O Pipes.
The pipes are made complying to the Standards IS 16647 : 2017

PVC-O pipes have a wide range able to cover all the needs of medium and high pressures. Ori-Plast is manufacturing PVC-O pipes in nominal diameters (DN) 90, 110, 140, 160, 200, 225, 250, 280, 315, 355 & 400 mm and pressures (PN) 16 and 25 bars.
A: Oriplast PVC-O pipes are high-performance pressure pipes produced by subjecting unplasticized PVC to a biaxial orientation process. This rearranges PVC molecules into a layered structure that delivers superior tensile strength, flexibility, and impact resistance.
A: Oriplast PVC-O pipes comply with Indian Standard IS 16647:2017 and International Standard ISO 16422 specifications.
A: Oriplast manufactures Class 500 PVC-O pipes, which represent the highest recognized classification under ISO 16422 and IS 16647, offering optimal mechanical properties and long-term hydrostatic strength.
A: Oriplast supplies PVC-O pipes in nominal diameters ranging from 90 mm to 400 mm (DN 90, 110, 140, 160, 200, 225, 250, 280, 315, 355, and 400 mm) across pressure ratings of PN 12.5, PN 16, and PN 25 bar.
A: Biaxial orientation reduces pipe wall thickness while maintaining high strength. This increases the internal diameter, delivering 15% to 40% higher hydraulic water flow capacity compared to traditional metal pipes like Ductile Iron of the same external diameter.
A: Class 500 PVC-O pipes can withstand temporary internal pressure surges up to two times their nominal pressure rating, absorbing water hammer effects without bursting.
A: Yes, the laminated, layered molecular structure stops crack propagation. External scratches or surface impacts remain isolated in the outer layer without penetrating the pipe wall.
A: Oriplast PVC-O pipes possess extreme elasticity and can deform up to 100% of their internal diameter without fracturing, returning to their original round shape once external pressure is removed.
A: PVC-O pipes weigh less than half of standard PVC/HDPE pipes and are 6 to 12 times lighter than Ductile Iron pipes. Smaller diameters can be manually handled without heavy crane machinery, accelerating installation speeds.
A: Oriplast PVC-O pipes utilize a locked-in elastomeric rubber seal joint with a polypropylene ring that stays permanently locked in place during spigot insertion, creating a 100% watertight seal.
A: Yes, they are lead-free, non-toxic, and heavy-metal-free, making them hygienic and safe for municipal potable water supply networks.
A: The layered molecular structure prevents UV-induced micro-cracks from propagating through the pipe wall, maintaining full pressure resistance and structural integrity in open outdoor installations.
A: Key applications include high-pressure municipal water transmission lines, agricultural irrigation networks, industrial fluid transport, raw water pipelines, and sewer/wastewater force mains.
A: Yes, being 100% non-metallic, PVC-O is immune to electrochemical soil corrosion, acidic or alkaline soils, and agricultural fertilizers, requiring no protective coatings or cathodic protection.
A: Designed for long-term infrastructure projects, Oriplast PVC-O pipes deliver a maintenance-free service life of 50 years or more.