Product Details
AOT, a brand of PEBs, Prefabricated house and Modular container house, is Trusted & Tested.
Pre-engineered steel structure building is steel structure built over a structural concept of primary members, secondary members, roof and wall sheeting connected to each other and various other building components. These buildings can be provided with different structural and non-structural additions such as skylights, wall lights, turbo vents, ridge ventilators, louvers, roof monitors, doors & windows, trusses, mezzanine floors, fascias, canopies, crane systems, insulation etc., based on the customer's requirements.
Pre-engineered steel buildings are used for diverse applications such as:
| Industry: | Commercial: | Public: |
| ★ Warehouse; | ★ High-rise building /Multi floor building; | ★ Prefabricated schools /Classrooms; |
| ★ Workshop; | ★ Shopping mall; | ★ Sports arenas & sports hall; |
| ★ Factory /Plant; | ★ Distribution centers /Showrooms; | ★ Church building; |
| ★ Cold storage building; | ★ Steel structure hotels; | ★ Steel structure hospital; |
| ★ Power plants; | ★ Car parking center; | ★ Steel frame pedestrian bridge; |
| ★ Airplane hangars & aviation hangars; | ★ Poultry farm; | ★ Garage; |
| ★ Storage shed; | ★ Agricultural building & barns; | ★ Community center; |
| ★ Self-storage building; | ★ Green house; |
Pre-Engineered Steel Structure Cold Storage Details: |
Pre-Engineered Steel Structure Cold Storage 3D Concept drawing
Pre-engineered steel structure cold storage is used for livestock and poultry, meat, food, fruit, vegetable, aquatic, fish, seafood, beverage, milk, dairy etc. storage, processing with the artificial refrigeration. The design indoor temperature could be between 50C to -38degree or even lower.
A completed Cold storage warehouse/workshop system is comprised:
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| Pre-engineered steel structure system | Compressor / Condensing units | Evaporator / Air cooler |
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| Cold room panels / Polyurethane (PU) insulation panel | Cold room doors | Control device, Electrical system |
◆ 1) Pre-Engineered Steel Structure System Technical Specifications |
| Main steel structure | Q235, Q345 steel, Welded type H section. Box section frames |
| Surface Treatment | Sa2.5 grade shot blasting, Alkyd painting, or Epoxy zinc-rich painting, or Galvanization according customers' requirements |
| Purlins | C section, Z section profiles, Electro-galvanized, 40g/m2, 60g/m2, 90g/m2, 275g/m2, according customers' requirements |
| Bracing system | Including Cross brace, Column brace, Knee brace, Batter brace, Tie bar etc. |
| Wall & Roof cladding system | Single corrugated galvanized metal sheet, or Insulated sandwich panels, such as Rockwool, Fiberglass, EPS, PU etc. |
| Doors | Electric Roller shutter door, or Sliding door, or Singe open / Double open door |
| Windows | UPVC / Aluminum windows |
| Rainspout system | Galvanized gutter, UPVC down pipes |
| Fittings & Accessories | Anchor bolt, High-strength bolt, Screw, Trim plate, Sealing glue etc. |
More details, Please referring to "AOT Steel Structure Warehouse" or contact AOT
◆ 2) Compressor / Condensing units Technical Specifications |
Compressor is the heart of refrigeration system. AOT has long partnerships with China top brand for the compressor which owns more than 60 invention patens.
Compressor brand is BIZTER (Made in China)
Air cooled type condenser
Refrigerant is R404a / R507a
◆ 3) Evaporator / Air cooler Technical Specifications |
German technology and quality. High heat exchanging efficiency, reliable operation and long lifetime.
Floating coils and high strength frame make the operation safe and service lifetime long.
Multi-stage noise and optimal design on fan and coil make rotation speed control easy, energy-saving notable and automation high
◆ 4) Cold Room Panels / Polyurethane (PU) Insulation Panel Technical Specifications |
The heat insulating material is rigid polyurethane(PU) which has good insulating property and good compressive and tensile strength. Inside and outside of the panel can be made of color steel 0.5mm. Being cohered with the metal-clad, the insulation panel strength is improved.
| Foam Type: | Polyurethane | Density: | >35kg/m3 | Thermal conductivity: | ≤0.024W/m.0C | Compressive strength | ≥0.16Mpa |
More details, Please referring to "AOT Sandwich Panel & Corrugated Color Steel Sheet" or contact AOT
◆ 5) Cold Room Doors Technical Specifications |
All the doors are Polyurethane (PU) insulation panels, with accessories, with electrical heating. All the doors could be Double open or Single open according to requirements.
◆ 6) Control device, Electrical system, Copper pipes |
Automatic control for refrigeration, Perfect electric automatic control:
-Unique code access to the operation interface
-Check the instant and historical data
-Real-time observation for pressure, temperature, etc.
-Record and output report for cold storage temperature
-Curve record for cold storage temperature
Quality Assurance and Control |
AOT, Quality assurance program endeavors management commitment to seed quality in all phases of its activities. The commitment begins from approaching inquiries, meeting the requested specifications, handling project documents, in-process quality inspections, to meet the delivery schedule and till the end products are erected satisfactorily. AOT quality assurance program comprising:
● Raw materials traceability
● Fabrication inspection, such as Cutting, Drilling, Beveling, Welding operation, Fit-up, Rust cleaning, Painting inspection, Dimension accuracy inspection
● Package inspection, to protect the materials during transportation, further more to meet the loading requirements into containers
● Documents collection, such as detailed packing list, installation drawings
