UPVC Pipes National Nominal Pressure 13.8 Bar Size 4 inch Thickness 5.4 mm Gray Colour

These UPVC pipes from National Plastic Factory are engineered for demanding water supply applications. With a nominal pressure of 13.8 bar and a 4-inch size, they deliver reliable performance in high-pressure networks, whether for building plumbing, industrial systems, or above-ground and underground installations. The 5.4 mm wall thickness and SDR 21 rating ensure durability and long service life, even under Oman's harsh climatic conditions.

Designed for cold potable water, these pipes meet stringent standards (ASTM D 2241) and are available in standard 6-meter lengths with plain or solvent cement socket ends. Their gray color is UV-resistant and suitable for outdoor exposure, making them a dependable choice for projects across Muscat, Salalah, and Sohar.

Key Features

• Nominal pressure: 13.8 bar
• Size: 4 inch (outside diameter 114.07–114.53 mm)
• Wall thickness: 5.4 mm
• Standard dimension ratio (SDR): 21
• Color: gray (custom colors available on request)
• Length: 6 meters standard (custom lengths available)
• End type: plain or solvent cement socket
• Compliant with ASTM D 2241

These pipes offer outstanding resistance to corrosion from acids, salts, oils, alkalis, and moisture, as well as excellent weather and fire resistance. Their lightweight nature simplifies transportation, installation, and maintenance—reducing project timelines and costs. Additionally, they are hygienic and safe for potable water, ensuring clean water delivery in residential, commercial, and industrial projects throughout Oman.