H
Helical
A machining process that spirals down as it cuts into the workpiece.
HfC
Hafnium carbide
HfN
Hafnium nitride
High relief angle cutting edge geometry
Is a term used to refer to a cutting edge that has a large flank angle. This is to reduce problems such as welding that are common when machining aluminium alloys.
Hot hydrostatic press
A press that incorporates a heater and uses an inert gas as a medium to apply the pressure.
I
IE
Analysis of time, work, processes and efficiency.
Hyper-eutectic
A hyper-eutectoid steel is a steel with more than 0.80% C.
Hyper-eutectoid
A hyper-eutectoid steel is a steel with more than 0.80% C.
Hypo-eutectic
Hypo-eutectic describes the area before the eutectic point. A point at which 2 or more different crystals precipitate in to one.
Hypo-eutectoid
A hypo-eutectoid steel is a steel with less than
0.80% C.
Insulators
Used to prevent electricity from being conducted.
IT
International tolerances.