2. Lacquer paints A. are generally applied on structural steel are less durable as compared to enamel В. paints C. consist of resin and nitro-cellulose D. contain alcohol as thinner E. all the above. Е.

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Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.