Knowledge
Home > Knowledge > Content
PP Pipe Construction Regulations
- Oct 27, 2018 -

1. All piping in the house should be matched with pipelines of other systems. The principle should be installed at the highest point or near the wall. The pipeline should be in accordance with the principle of the wall. The pipeline should be parallel or perpendicular to the wall. The piping outside the house should be parallel or perpendicular to the building. .

2. The piping outside the house is a buried pipe device, and the piping part in the house is a mixing device for the buried pipe and the open pipe. All the pipelines shall not be buried in the concrete unless otherwise specified.

3. Before installing the pipe, the pipe should be cleaned and the pipe fittings should be inspected before they are damaged.

4. All the pipelines with external leakage shall be able to adapt to the expansion and contraction of the pipe and prevent the rocking, and may adjust the slope of the high and low holding pipes. The contractor shall refer to the building structure drawing and select the brackets and fixing brackets. The type of drawing shall be submitted to the supervisory engineer for verification. Unless otherwise specified, the supporting spacing shall be as follows:

5

A, hanging pipe rack and bracket spacing

Pipeline system pipe project pipe rack and bracket spacing

Standpipe Polypropylene pipe (PPH) is within 1.2M each

Cross tube Polypropylene tube (PPH) has a diameter of 15mm (1/4") or less per 0.5M

Cross tube Polypropylene pipe (PPH) pipe diameter 20mm (1/2") to

40mm (1 1/4")

One place per 1.0M

Cross tube Polypropylene pipe (PPH) pipe diameter 50mm (1 1/2") per 1.0M or less

Cross tube Polypropylene pipe (PPH) pipe diameter 63mm (2") to

125mm (5")

One place per 1.2M

Cross tube Polypropylene pipe (PPH) has a diameter of 160mm (6") or less per 1.5M.

B, fixing frame installation: (50mm or more pipes are designated outside the installation)

Piping system item fixing frame installation space

Exhaust system more than 63mm riser divergence and horizontal bend