Boyçelik’s square tubes are manufactured to international standards on the latest technology machinery to various customer specifications on quality, from cold rolled strips as suitable to further coating applications. The square tubes are used mainly in the construction and furniture industries in structural, automotive, shelving, truss system, awning, panel, metal household supplies, decoration and playground production. The square tubes presented to Boyçelik customers are manufactured in conformity to TS EN 10305-3 and TS EN 10219 production standards. The square tubes manufactured to TS EN 10219 standards have CE mark and square tubes have high resistance against corrosion. The advantage of having a wide stock option allows Boyçelik to meet customer demands on standard products instantly, while being able to engage custom orders and deliver on time.