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Most Important Things to Remember in Structural Steel Fabrication

Blog | December 5th, 2017

In structural steel fabrication, what’s most important? Is it a matter of practicality? The right gauge of steel matches some architecturally shaped line, so the metal won’t fold or collapse. Perhaps it’s the safety factor? Steel projects discharge masses of sharp-edged metal swarf, plus an accompanying shower of hot chips. Protective barriers are a must, as is a personal safety system.

Structuring a Safety Factor 

In this context, we’re ‘building’ a safety margin into the fabrication process. Abrasive cutting tools are producing a stream of blinding sparks, but several layers of redundantly applied mechanical barriers are in place. Safety goggles and equipment enclosures function as a health and safety feature here, with worker protection promised above all else.

Sourcing the Finest Alloys 

Not all steel alloys are created equal. Manganese and carbon enrich the metal and imbue it with mechanical strength. However, there’s a cost exacted when these rigid alloys are sourced. Hardened steels are tough to machine. They can also be difficult to weld, likely because the alloying carbon is acting as a heat conductor. Structural steels are hard, but they must be workable. Select a heat treated alloy that is designed for machine workability and welding.

Cracking Quality Assurance Matters 

Basic welding techniques minimize join slag. Meanwhile, beam openings align so that large fasteners insert effortlessly. Like a smooth operating machine, every unwieldy segment and every framing accessory slides into place. A control element ensures this processing harmony. A seasoned foreman is involved during the in-shop phase, then he takes charge as the prefabricated elements are welded on-site. Accompanying that foreman, inspectors check every weld seam and structural joint.

Sweating Large-Scale Operations 

Most importantly, these are structural steel segments. That means every frame section is large enough to do some real harm. Crane operators keep things under control. In the factory, stationary hoist systems accommodate this purpose, then the loading and dispatch teams take over. Finally, the cranes roll into place. The manipulation of mobile hydraulic equipment isn’t remotely like processing structural steel, so the best strategy here is to establish a separate department, a team whose sole responsibility concerns crane operation.

At this point, we’re grasping the complexities of this operation. A thread of safety ties every stage together because of the scale of the operation. In-situ installations seamlessly begin after factory assembly phases. Properly gauged steel, the best heat treated alloys, are essential. But do remember that a hardened steel isn’t always the best choice, not when a degree of workability is mandated. Incidentally, should that alloy be rigid, ensure the saw stations and shearing machines are equipped with the right cutting edges. Tungsten carbide blades are recommended when a metal base is particularly obstinate.

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