If you want to judge whether the material of PE pipe uses recycling material, then it is to see how the surface finish of the pipe is, because if it is a recycling material, then there will be dust or impurities, and its surface will be granular. In addition, you can also cut the end face with a knife to check how it feels.
PE pipe, does it have installation losses and loss coefficients?
PE pipe, which has installation loss, therefore, there is also a loss coefficient. Therefore, the answer to this question is yes. Moreover, what we need to know is that the amount of loss of PE pipes should be controlled, generally within 10%, so that the installation effect of the product can be achieved. If it can be controlled within 5%, it is better.