Is it safe to store coils in the middle of the coil holder? The answer is no. This is called a point load, and point loads can cause rack failures. The front and rear beams of the coil storage rack system should always support the coil. The coil former is not designed to support the full weight of the coil.
Coil width (front to back) can total 6 inches longer than the depth of the upright frame (allowing approximately 3 inches of overhang on each side), but the coil depth cannot be less than the depth of the frame. When storing the coil on a 60" beam, Coil diameters (based on 48" diameter coils) range from 48"-51".
The important thing to remember is that the steel coil frame is designed around the dimensions of the coil. The coil must be properly supported. Coils must be at least 18 inches in diameter and 20 inches wide (or deep). This means that the diameter side (or the side facing the aisle) must be 18 inches or more, and the width (the side that goes into the rack) must be 20 inches or more.
The solution for storing smaller coils is twofold.
1. Purchase the right size steel coil holder to fit the steel coil.
2. Purchase a double-deep coil former with an internal beam that gives you the flexibility to store larger and smaller coils. The double deep coil former consists of two rows of coil formers arranged side by side back to back. The depth of this system includes a vertical frame + row spacers + vertical frame to provide greater support for narrow racks.
The coil holder is not designed to store slot coils. Slit coils are too tall and narrow to store safely in the coil holder. If stored in a coil holder, they must be bundled with other similarly sized slit coils. Slit coils can also be placed sideways (configured to face the sky) on pallets and stored in pallet racks. Slit coils should be stored on the floor of a slit coil storage rack.
Our steel coils are available in a variety of thicknesses including all structural, high strength, low alloy and normal grades. New Norda Steel can supply hot rolled coils, cut-to-length sheets or first-process billets.
Difference Between Hot Rolled Steel and Cold Rolled Steel
The main difference between hot rolled and cold rolled steel is how they are processed. Hot rolled steel is steel that has been rolled at a high temperature, while cold rolled steel is essentially hot rolled steel that has been further processed from cold rolled material. Here, the material is cooled and then annealed and/or tempered and rolled. Different grades and sizes of steel can be hot rolled or cold rolled. Knowing the difference between hot-rolled and cold-rolled steel can help you decide which type is best for your needs.
Hot rolled steel is heated to just below its melting point and then repeatedly rolled to make it thinner and longer. Hot rolled steel is softer and more malleable, making it ideal for large steel shapes such as structural beams and rails, sheet metal, and parts that need to be molded into very precise or unique shapes.
Hot rolled steel is best for structural components and other applications where precise shapes and tolerances are not required.
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