Ppr pipe fittings stored a lot of things to note, many people are not particularly aware of these precautions, then, deso tube industry Xiaobian to tell you about this issue.
1.PPR pipes and fittings should be stored in well-ventilated warehouse or simple shed, not open storage, to prevent direct sunlight, pay attention to fire safety, not less than 1 meter away from the heat source.
2.PPR pipe fittings should be stacked horizontally on the ground, should avoid bending the pipe, stacking height of not more than 2.0 meters, the pipe should be stacked layer by layer, should not be stacked too high.
3. Handling PPR pipe fittings, should be handled with care, to avoid oil, severe impact is prohibited, with sharp objects touch and throw, throw, roll, drag.
4. Do not beat hard PPR pipe fittings, especially at lower temperatures.
5. The pipe must be cut perpendicular to the axial direction of the pipe, and keep the incision clean and level.
6. Hot-melt connection should be strictly in accordance with the provisions of the welding depth of connection.
7. Hot melt connection in strict accordance with the provisions of the welding time.
8. Hot-melt connection, the maximum deviation of pipe and tube shall not exceed 5 °.
9. Bending pipe, the bending radius of not less than eight times the pipe diameter, it is strictly prohibited to bend with open flame heating.
10. Metal threads in the design of tapered threads, the connection can be used when the hemp or raw material with a sealed, not too tight.
11. When two pipes overlap each other, the curved pipe must be used.
12.PPR pipe fittings shall not be used as a pull handle, hanger and so on.
13. Buried concealed tube, the wall or floor should be marked with the location and direction of the tube is prohibited in the pipeline impact or nail nails and other sharp objects.