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Anonymous users2024-02-07The fire pipe installation specification includes seven major aspects, namely the scope of the specification, pre-construction preparation, operation technology, quality standards, finished product protection, quality problems that should be paid attention to, quality records, etc. These aspects involve all aspects of fire pipe installation, and must be implemented in accordance with these specific fire pipe installation specifications when installing.
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Anonymous users2024-02-06When the pipe is reducing, the thread connection should use reducer parts to avoid the use of core. When it is necessary to repair the core, the elbow should not be used up and down, only one is allowed on the tee parts, and no more than two on the tee parts. The sealing packing of the threaded connection should be evenly attached to the threaded part of the pipe.
When tightening the thread, the sealed material should not be squeezed into the tube, and the outside should be cleaned after connection.
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Anonymous users2024-02-05Summary. Pro, fire ventilation duct installation specification:
Pro, fire ventilation duct installation specification:
1. Inner walkways with a length of more than 20m.
2. Rooms with an area of more than 100 m2 and frequent people staying or a large number of combustibles.
3. The atrium of the building and the basement where people often stay or there is a lot of combustibles.
4. The wind speed of mechanical pressurized air supply and mechanical smoke exhaust shall comply with the following provisions:
1. When using metal air duct, it should not be greater than 20m s
2. When using non-metallic materials such as concrete with smooth inner surface, it should not be greater than 15ms;
3. The wind speed of the air supply outlet should not be greater than 7m s; The wind speed of the smoke exhaust outlet should not be greater than 15m s The ventilation duct is a metal or composite pipe for ventilation and air conditioning engineering in industrial and civil buildings, which is a municipal infrastructure that is used to circulate air and reduce the concentration of harmful gases.
Ventilation ducts are a very common piece of equipment in public places. Ventilation, and air conditioning systems are also common components. Another function is to carry out fire and smoke extraction in the event of a fire.
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Anonymous users2024-02-04Dear, I'm glad to answer for you: Hunger and collapse anti-metal hose installation specifications A: Good afternoon! <>
1.When the wire protection pipe is buried in the structure, a metal hose is used when passing through the settlement, expansion and deformation joints of the building. Metal hoses should be used for places that are prone to twisting, deformation and vibration, such as motor wiring.
2.The installation length of the metal hose is generally within 1m of the limb destroyer, and it should not be too long. There is no clear specification for the length of the hose, the specific length should be between 500mm-1000mm according to your needs.
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