Studied by 0 peopleStock Forms Characteristics Main Categories of Metals Different Types of Metals Forming Processes Addition & Fabrication Processes Joining & Temporary Fastening Methods Wasting Processes
Name 3 stock forms of metals.
Sheet, Plate, Bar, Tube Forms, Structural Beams (aka I & H beams).
What are metals extracted from?
Metal ores in the earth’s crust.
What is a non-ferrous metal?
A metal that doesn’t contain iron.
What is a ferrous metal?
A metal that contains iron. The chemical symbol for Iron is Fe :)
What is an alloy?
A metal made of 2 or more metals or combining 2 ore more elements together. One of the elements must be metal.
Name 4 examples of non-ferrous metals.
Aluminium
Copper
Zinc
Silver
Gold
Titanium
Tin
Name 2 examples of ferrous metals.
Low-carbon steel
Medium Carbon Steel
Cast iron
Name 2 examples of ferrous alloys.
Stainless steal
High speed steel (HSS)
Die Steel
Name 3 examples of non-ferrous alloys.
Bronze, Brass, Duralumin, Pewter
What is pewter commonly used for?
Tankards and flasks. Due to its low melting points and malleability.
What is stainless steel commonly used for?
Sinks and cutlery. Due to its hardness and corrosion resistance.
Press Forming
Spinning
Cupping & Deep Drawing
Drop Forging
Wrought Iron Forging
Bending
Rolling
Sand Casting
Gravity Die Casting
Pressure Die Casting
MIG Welding (Metal Inert Gas)
TIG Welding (uses a tungsten electrode and a inert gas)
Oxy-Acetylene Welding
Soldering
Brazing
Cherry Red Colour
The colour a metal should be when it is bent or moulded in shape.
Pop-riveting - semi-permanent joining process
Nut & Bolt - temporary joining process
CNC Milling - Wasting Process
Flame Cutting - Oxy-acetylene Torch
Plasma Cutting - uses a super-heated ionised gas to cut through metals.(Typically CNC)
Self Tapping Screw
A screw that can cut its own thread and hold itself in place. Used for joining thin pieces of metal together.
Note
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