Which dimension ratio is acceptable for NSF approved plastic pipe?

The acceptable dimension ratio for NSF approved plastic pipe is 26. The dimension ratio is defined as the ratio of the pipe's nominal diameter to its wall thickness. This ratio is critical because it helps determine the strength and rigidity of the pipe, which is necessary for ensuring that it can withstand the internal pressure and external loads it may face during its use.

A dimension ratio of 26 indicates the pipe has a relatively thick wall compared to its diameter, which enhances its durability and performance in various applications, particularly in water distribution systems. NSF approval signifies that the pipe has been tested and meets rigorous safety and health standards for use in potable water systems.

Understanding this ratio is essential for professionals working in the water industry, as using materials that don’t meet these established standards can lead to issues such as leaks or pipe failure, compromising the integrity of the water supply.