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In the normalising metal treatment process, the metal is cooled slowly and gradually while in quenching metal treatment process the metal is called very fast and abruptly.
some metals (cast iron for example) are brittle- it is a physical property
No, tin is a pliable metal
Yes, zinc is brittle at room temperature but at higher temperature is is very malleable.
Almost all of the non-metals are brittle when solid. For example, sulfur.
to avoid the high internal stresses caused by quenching and to get tempered Martensite that is less brittle
Quenching is done when you need to obtain the hardest, toughest form of the metal / polymer. For instance, when a steel is quenched in water it gets much harder and mechanical resistant but also more brittle than if it was allowed to cool down in a oven or at air.
In the normalising metal treatment process, the metal is cooled slowly and gradually while in quenching metal treatment process the metal is called very fast and abruptly.
Brittle is neither a metal or nonmetal, it is a physical property of materials.Brittle is a property of a material. Most metals are not brittle but ductile and maleable.
some metals (cast iron for example) are brittle- it is a physical property
quenching
No, freezing rain has no effect on metal itself. It may appear brittle because ice is obviously brittle. But you can smash the ice off and the metal will be fine.
quenching
The metal increases in hardness, a mechanical property. The process which transforms the metal hardness is called "quenching".
metals
No, tin is a pliable metal
tin