light weight steel roof truss assembling stage truss roof

light weight steel roof truss assembling stage truss roof

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May 24, 2007· How the Lightweight Truss is Built. Gusset plates have been utilized as far back as 1840 when they were fabricated from plywood. The first engineered metal plates began use in truss construction in 1952. They are made of 18-gauge stamped steel and have spikes that penetrate the wood only 1/2 to 3/8 of an inch.

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HR Steel Structure Co., Ltd was established on 2000. It is a specialized engineering company integrating building structure reinforcement, decoration and steel structure engineering.We have cultivated a group of high-quality professional technicians and on-site installation team, we will do the best of our ability to provide the most scientific, reasonable and effective solutions for customers.

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