Polymers quickly entered our life. In any area of life, you will find many plastic products. Engineering systems are no exception. For heating and water supply systems, there are many varieties of plastic pipes, fittings and other products. One big category is polyethylene pipes for heating. There are many manufacturers, brands and types on the market. For many people it is difficult to understand who is better and what the difference between them. One of the easiest ways is to read what's written on them. Earlier I've already wrote about the m arking of ball valves and polypropylene fittings . In this article, I will show you what the marking of pipes based on polyethylene means. Pict.1 PEX pipes All inscriptions on pipes PEX, PERT or metal-plastic can be divided into categories. The main more than ten. So, let's begin. 1. Name, brand Here everything is clear. Often the name is highlighted in bold or logo. Sometimes they are simply ...
Сантехнический мир в деталях