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The technical data of the pipeline expansion



The installation of piping expansion brief explanation
1. The pipe expansion for various water supply and drainage pipeline, water tower, water pump, water meter, valve installation conversion provides great convenience, for long distance pipeline due to temperature difference expansion has played a very good regulatory role.
2. The pipe scaling in pipes can be divided into cast iron (HT), galvanized (DX) and steel (SF) three. Work pressure points PN6, PN10, PN16 3 kinds
3. Before installation must loosen the pressure plate bolt, pull the product to install length, then tighten with diagonal method, and do not partial pressure, such as aerial is used, the corresponding fixed bracket must be installed on both ends.
4. The flange connecting the GB4216.3-4126.5 standard.
5. If choose other specifications can be produced separately.

The use of the duct expansion
Due to pipe expansion appliance has the good comprehensive performance, so it is widely used in chemical industry, construction, water supply, water drainage, oil, light and heavy industry, freezing, sanitary, plumbing, fire protection, electric power and other infrastructure.