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Q: Does hardening of steel make it ductile or brittle?
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Is high carbon steel stronger than tempered steel?

Tempered steel is not a classification of steel. It is a term used to indicate that the steel has undergone proper heat treatment in which case..yes, the steel that has been properly hardened and tempered would be stronger. This answer assumes that the high carbon steel is in its annealed state and has not received heat treatment and tempering of its own.


Why carbon is better then any other for steel?

It is required to make steel the more carbon the steel contains the harder and stronger it will get, if you have to much carbon the steel will be brittle and crack easy. carbon is a good element to bond with becuase it has four bonds


Why is is high carbon steel is limited to cutting tools?

Higher contents of carbon make the steel harder but more brittle. The harder steel will cut better and hold an edge longer but has much less shear strength.


What is the difference of singly reinforced beam from doubly reinforced beam?

Singly reinforced beams have reinforcing only on the tension face. Doubly reinforced beams have reinforcing on the tension and compression face. Doubly reinforced beams can increase section capacity, but are primarily used to increase the ductility of the concrete beam. In certain codes, if the concrete section is controlled by the concrete failing in compression before the tension steel rebar yields (called a compression-controlled or brittle section), the calculated section capacity must be reduced to account for the brittle and sudden/unpredictable nature of a compression controlled (also called a brittle) failure. In order to make the section controlled by the yielding of the tension reinforcement (called a tension-controlled or ductile section), the ductility must be increased. This can be accomplished by adding steel in the compression zone, which gives strength to the compression area, thereby delaying the failure of the concrete. Enough compression steel can cause the section to switch from a brittle mode-of-failure to a ductile mode-of-failure, thereby permitting the designer to not decrease the section capacity from its calculated value. When identifying a doubly- reinforced beam, be sure that the steel in the compression area is meant to be for strength. Oftentimes, all faces of a beam will have some reinforcing for temperature/shrinkage protection and to tie the stirrups to. Steel that is only there for temp/shrinkage or to facilitate tying the rebar will usually be small and not much of it. In buildings, they will be often #3 bars @ 12" centers. In bridges, they may be #4 bars. These small bars should not be counted as compression-zone reinforcing. Look for bars in the compression zone that are of similar size to the main tension reinforcing.


Are steel bars made in circles?

Steel companies make steel bars in circles

Related questions

What is non-ductile?

Materials like gold and copper can be bent; they are malleable or ductile. Materials that are brittle and break easily are non-ductile. Conventional concrete is non-ductile (and breaks under stress of earthquakes)(or other tensile challenge). Metal (steel) mesh or synthetic fibers are added to concrete to make it more ductile.


What do they add to steel to make it ductile?

remove the concentration of carbon, look up DBTT ductility to brittle transistion tempreture, this will explain that with increasing carbon ductility will decrease


What is non ductility?

Materials like gold and copper can be bent; they are malleable or ductile. Materials that are brittle and break easily are non-ductile. Conventional concrete is non-ductile (and breaks under stress of earthquakes)(or other tensile challenge). Metal (steel) mesh or synthetic fibers are added to concrete to make it more ductile.


Is high carbon steel stronger than tempered steel?

Tempered steel is not a classification of steel. It is a term used to indicate that the steel has undergone proper heat treatment in which case..yes, the steel that has been properly hardened and tempered would be stronger. This answer assumes that the high carbon steel is in its annealed state and has not received heat treatment and tempering of its own.


Why quenching steel must be tempered?

Quenching steel involves rapidly cooling it to increase hardness, but this can make it too brittle. Tempering is a process where the hardened steel is heated to a specific temperature and then cooled slowly. This helps relieve internal stresses and makes the steel tougher and more ductile, balancing hardness with flexibility.


Why is mild steel used to make chains?

Because hard steel would be brittle and break.


Can liquid nitrogen be used to cut steel?

It could be used to make it brittle enough for it to break easily but there is no way for it to actually cut steel on it's own.


Why carbon is better then any other for steel?

It is required to make steel the more carbon the steel contains the harder and stronger it will get, if you have to much carbon the steel will be brittle and crack easy. carbon is a good element to bond with becuase it has four bonds


Why is is high carbon steel is limited to cutting tools?

Higher contents of carbon make the steel harder but more brittle. The harder steel will cut better and hold an edge longer but has much less shear strength.


Why steel is not used to make domestic cooking foil?

Because of its mechanical property. It is a hard meterial. to use as a cooling foil we need a soft ductile material.


What is to be biggest weakness of steel for building ship?

The biggest weakness for steel as a building material for ships would be rust from the water constantly touching the steel cold water temperatures can also make the steel brittle and weak so that is also counted as a major weakness as well.


Why are alloys less ductile?

Actually that depends on the alloy:iron & carbon alloys are less ductile than pure iron because the small carbon atoms position themselves between the larger iron atoms and lock them in placeplutonium & gallium alloy is actually more ductile than pure plutonium as the gallium stabilizes the ductile delta phase at room temperature instead of the normal brittle alpha phase that usually forms at room temperatureetc.