Forms of supply of materials
Extrusions are used to create long objects of a fixed cross sectional area. Extrusion is a form of supply used for metals and plastics
True
False
'Bar' is a form of supply of material. Bars can be:
Flat
Round
Square
Hexagonal
Wire
A metal plate is thicker than a metal sheet
True
False
A 'galvanised' coating means the material has a:
Plastic
Brass
Zinc
A 'plasticized' coating means the material has a plastic coating
True
False
A tube is just a small diameter pipe. Pipes and tubes can be metallic, alloys and:
Rubber
Plastic
Ceramic
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