Building Materials - Engineering

Q1:

Expanded metal is

A manufactured from steel sheets

B used for reinforced concrete in road pavements

C measured in term of SWM (shortway mesh) and LWM (long way mesh)

D all the above.

ANS:D - all the above.

Expanded metal is a form of metal stock made by shearing a metal plate in a press, so that the metal stretches, leaving diamond-shaped voids surrounded by interlinked bars of the metal.

EXAMPLE-
Grates : in outdoor furniture (e.g. benches).
fencing : installation of "heating floor" system;.
plastering (metal lath).