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Is tensile strength of cold rolled steel is greater than yield stress?
For ductile materials, the yield stress is always lower than the tensile strength of the material. For brittle material they can usually be considered the same point. Steel is generally considered ductile.
Draw stress strain curve for mild steel?
Mild steel usually contains predominantly of Ferrite structure and it has got good ductility. The difference in stress-strain curve of Mild steel to other ductile materials is that it undergoes Multiple yielding. it occurs due to the fact that C and N segregate to dislocations.
Is rubber ductile material or brittle material?
There are two.
Why the machining of brittle material is easy than ductile material?
Very ductile material will often smear rather than cut during machining operations. Less ductile material (more brittle) will cut more easily.
Why the yield point occur in the stress-strain graph of mild steel?
Once material is stressed. dislocations present in it starts to move and gather near grain boundary. These dislocation are repulsive in nature and resist further movement, hence yield point occurs. Once dislocations crosses the grain boundary, there is very less amount of force required to keep them moving, hence yield point phenomenon appears i.e. less amount of force is required.
Is stainless steel ductile or brittle?
it is ductile. For hardened stainless steel it gets less ductile, but not brittle.
Is harder alloy steel is ductile or brittle?
brittle
Does hardening of steel make it ductile or brittle?
more brittle
Which is most ductile material gold or steel or cast iron or aluminium?
Mild steel
Who is the Non ductile metals?
Cast iron, is one example of a non-ductile metal. Unlike ductile metals, copper, steel, aluminium - cast iron is too brittle to be reworked.
The properties difference between mild-steel and cast-iron?
Cast iron is more brittle then mild steel
Why is mild steel used to make chains?
Because hard steel would be brittle and break.
Difference between cast iron and mild steel?
The main difference between cast iron and mild steel is the carbon content. Mild steel has a lower carbon content than cast iron. This makes cast iron brittle, while mild steel is much harder.
Is silicon brittle or ductile?
Silicon has a Brittle-to-Ductile transition at around ~500 C.
Is ductile and brittle the same thing?
Ductile and brittle are NOT the same thing. In fact, almost the opposite.
Is silicon a ductile?
No, silicon is a brittle material and not ductile.
Can a rock unit be ductile and brittle?
Doubtful. Ductile by definition means "not brittle, easily stretched, malleable".
