Steel Mills

Triad Bellows is the premier manufacturer of metal expansion joints and exhaust bellows for the steel industry, offering rugged, high-temperature solutions engineered to perform in the harsh, high-pressure environments of steel mills and processing plants. Made in the USA and built to meet the demands of continuous, heavy-duty operations, Triad’s products are trusted for their durability, vibration isolation, and ability to manage extreme thermal expansion across critical systems involved in steelmaking, casting, rolling, and finishing.

Furnace and Kiln Exhaust Systems – Absorb high-temperature expansion and vibration in ducting connected to blast furnaces, electric arc furnaces, and reheat kilns.

Cooling Water and Quench Systems – Provide flexibility in piping exposed to rapid temperature changes in rolling and finishing lines.

Hydraulic and Pneumatic Equipment – Isolate vibration in lines feeding presses, shears, and automated handling systems.

Pickling and Galvanizing Lines – Withstand corrosive conditions and thermal cycling in chemical processing and coating systems.

Dust Collection and Flue Gas Systems – Maintain alignment and structural integrity in high-volume air handling and pollution control ducting.

Slag and Material Handling Lines – Allow for movement and vibration control in systems transporting abrasive byproducts.

Heavy Machinery and Skid Systems – Integrate compact, heavy-duty expansion joints into equipment modules subjected to constant load and motion.

Custom-Engineered Mill Solutions – Triad collaborates with mill engineers to design expansion joints that meet the unique operational and spatial demands of steel production.