Teach you how to identify the true and false water pipes

How to identify the true and false water pipes?

You can refer to the following points to identify methods:
(1) Product Name: The product name of PP-R shall be "PP pipe for hot and cold water or "PP-R pipe for hot and cold water" and "PP-R" or ultra-fine particle modified polypropylene pipe (PP-R). PP-R cold water pipes, PP-R hot water pipes, PP-E pipes, etc. All of the informal names are pseudo PP-R pipes.
(2) The product testing unit is a non-professional unit. The content of the test item does not conform to the content listed in the standard of the PP-R pipe. The product recommendation department or the product promotion department does not understand the PP-R product standard or the department without the PP-R standard. All issued certificates are pseudo-PP-R.
(3) The density of pseudo PP-R is slightly larger than that of PP-R.
(4) The PP-R tube is matte white or other colors, and the pseudo PP-R tube is bright or colorful.
(5) The PP-R tube is completely opaque, and the pseudo PP-R tube is slightly translucent or semi-transparent.
(6) The PP-R tube feels soft, and the fake PP-R tube feels smooth.
(7) The landing sound of PP-R pipe is dull, and the sound of the pseudo PP-R pipe is crisp.

The real PP-R pipe shall comply with the standard ISO/DIS 15874.2-1999 <<Plastic piping system for hot and cold water -PP part 2 pipe>> Pipe fittings shall comply with the standard ISO/DIS 15874.2-1999 <<Cold and hot water plastics Pipeline system--PP part III pipe fittings;; The performance of pseudo PP-R pipe and pipe fittings cannot pass the above standards. It should be pointed out that the use of pseudo-PP-R pipe is only 1-5 years, while the real life of PP-R pipe is more than 50 years.

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