What are the features of good quality PVC Pipes

When connecting PVC pipe and fittings, poor quality PVC pipe will produce smoke and pungent odor. It is harmful for us to use poor quality PVC pipes for water supply. Do you know how to buy good quality PVC pipes? There are many factors of PVC pipe such as raw material, temperature, standard, hardness, toughness. 

1. Quality PVC pipes should be made from imported raw materials. Good PVC pipes have smooth surface and inner wall, complete identity, no bubbles and other impurities. PVC pipes for household are manufactured in accordance with national standards with inspection reports. 

2. PVC pipe has good toughness and can also be easily bent. High quality PVC pipes will not easily break, and poor quality PVC pipe is crisp and easy to break.

3. Usually, high quality PVC pipes can maintain hard at a temperature of 90 degrees, but poor quality PVC pipes can be softened at 60 degrees. 

4. High quality PVC pipes can be used for 50 years, but poor quality PVC pipes can only be used for 5 years with leakage problem.