Heavy shelf is the most commonly used types of enterprises cargo storage system suitable for storing many varieties, all kinds of goods in large quantities, large carrying capacity. Each up to 5000KG, storey 75mm can be adjusted up and down, heavy-duty shelves made of high quality cold-rolled steel sheet by roll forming, the column can be up to six meters and the middle seamless, high quality beams hold welding beam, loading capacity, not easily deformed the connection between the beams and columns, reliable, easy disassembly, and use the nail to prevent the truck when work will provoke beams; the surface of all the shelf have been acid, phosphate electrostatic spraying and other processes, corrosion and rust, shape beautiful. For large warehouse. May actually require non-standard production according to customer requirements and warehousing.