Structural steel is needed for Roof trusses, Purlins, ladders ,cat walks ,Girders and so on.
The primary use of structural steel is in the Industrial construction .
Find out the weight of an angle ISA 75 x 75 x 6 whose length is 15 m.
ISA denotes Indian Standard equal angle whose each side is 75 mm and whose thickness is 6 mm.
The weight of this angle per running meter is 6.8 Kg. This weight can be found out from the Steel tables .
Steel tables can be accessed from the Engineering diaries , engineering hand books or Slides .
Weight of this angle : 15 M X 6.8 Kg/M = 102 kg.