The steel skeleton PE composite pipe tells you the matters needing attention in the installation of fire hose.

The steel skeleton PE composite pipe tells you the matters needing attention in the installation of fire hose.

The installation quality of fire pipes has always been a special concern and attention of the government. The suppliers of PE steel skeleton composite pipes are countless accidents caused by the quality problems of fire pipes every year in China. This also sounds the alarm for us and makes people begin to pay attention to fire safety. Fire pipe installation is different from other pipes, especially in some parts of the pipe installation there are many details to pay attention to, and then the steel skeleton PE composite pipe tells us the fire pipe installation matters needing attention.

(1) Fire hydrant system trunk pipe device shall use pipe materials according to the planning requirements, carbon steel pipe or seamless steel pipe shall be selected according to the pressure requirements, and the pipeline shall remove the floating rust, dust and grease at the joint before welding.

(2) When the steel skeleton PE composite pipe connects the fastening flange, check whether the flange end surface is clean or not, and select 3-5mm rubber gasket. Flange bolts shall be in accordance with the standards, flange interfaces should be installed in easy to install position.

(3) Pipeline butt welds shall not be open welded branch pipe, weld joint shall not be installed, in the bearing of the support hanger, pipe through the wall shall not have interface pipe through the expansion joint should have anti-freezing measures.

(4) Steel skeleton PE composite pipe is welded by spot welding for more than three points, then check the position, direction and diameter of the reserved port, then straighten, straighten, weld, fasten and remove the temporary fixture.

(5) Drainage measures shall be taken at the floor of the alarm valve, and the ambient temperature shall not be lower than +5 C. The alarm valve shall be assembled in accordance with the commodity specifications and planning requirements, and the control valve shall have an opening and closing indicator, and the valve shall be operated normally.

(6) Straight pipe section can connect several pieces together, using inverted chain device, but not too long, can also be straightened, serial number hoisting sequence, hoisting, should first hoist one end of the pipe, to be stable and then hoist the other end.