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Maintenance Skills of Leakage of Fire Pipe Clamp Joint
When connecting, first thread the bottom of the connector, and then screw the tapping screw into the threaded bottom hole of the connected part. As the tapping screw thread surface has a high hardness (≥ 45HRC), can be connected to the threaded bottom hole in the internal thread, thus forming a connection.
Steel Reinforced (HDPE) Polyethylene Helical Corrugated Tubes Warm-Fused-Belt Is Connected or Bonded with Rubber Rings? Ask what?
Flexible waterproof casing is generally suitable for pipes through the walls by vibration or tight waterproof requirements of the structure; rigid waterproof casing is generally applicable to the pipeline through the walls of the requirements of the general waterproof structures; flexible and rigid waterproof casing Wall of the wall, in case of non-concrete should be used instead of concrete walls, and must be a solidification of the casing in the wall; waterproof casing in the construction, chemical, steel, water, sewage treatment and other units
Can the kitchen sewage pipe pass through the walls of the stove wall?
scaffolding pole base with the height must be high longitudinal bar to the lower extension of the two spans and pole fixed height difference should be 1m by slope slope of the vertical axis of the slope should be 500mm single, double Row scaffolding bottom step should be 2m single row, double row and full of scaffolding stand in addition to the top of the top step outside the other layers of each step must be connected with the fastener scaffolding pole connection, lap should be consistent with the column Provisions: the use of connecting rods should be staggered with two adjacent rods should be arranged to set the synchronization within the synchronization within the separation of the two-phase separation of the distance from the distance to 500 mm; each connected to the main node the use of lap joint lap joint should be at 1m and should be used less than 2 rotating fasteners fixed end fastener cover edge to the rod end distance should be 100mm scaffolding Pole top rail bar should be high wall end 1m should eaves mouth 15m
Why should the flexible hose be set in the mechanical ventilation system?
The contents of the special construction plan: engineering overview, preparation basis, construction plan; process technology, safety assurance measures, labor plans, calculation books and related drawings.
Does the desulfurization and denitrification equipment use metal hoses?
You are a few classes in the hospital, ah, I finished up
Plastic tube most afraid of what the East unitary
The bonding strength of the gypsum board and the extruded polystyrene plate is ≥010MPa, and the interface is in the extruded polystyrene board The bond strength of the bonded gypsum and the composite plate is ≥010MPa The combustibility of the composite plate reaches B1 level Construction technology points: the installation of the board between the natural close (including the long board) does not leave; for long board, should be installed before the hardening of the bonding material can be carried out; per square meter composite board with at least 2 Expansion of the anchor, each commonly used specifications of the composite board at least 6 expansion anchors evenly anchored to the grass-roots wall; external walls and internal wall connection should be extended to the wall, the width should not be less than 300mm; And wall bonding area ≥ 30% Applicable conditions and scope: hot summer and hot summer and warm winter area outside the building insulation works
Heating pipe through the deformation of the joints, the album is written on the "metal hose", the problem one: This is a flexible hose? Question 2: how to set the quota
Air conditioner is the air temperature, humidity, purity, air speed, for processing, to meet people's production and living needs of the equipment, referred to as air conditioning
What are the scope of construction work special operators?
Cost plus cost plus artificial plus profit on the line! Regional differences are great!