the process is called (a) Tempering (b) Hardening (c) Softening

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If steel is heated to a temperature well below red hot and is then cooled slowly, the process is called (a) Tempering (b) Hardening (c) Softening
01
Dec
If steel is heated to a temperature well below red hot and is then cooled slowly, the process is called (a) Tempering (b) Hardening (c) Softening If steel is heated to a temperature well below red hot and is then cooled slowly the process is called (a) Tempering (b) Hardening (c) Softening December 1, 2020 [...]
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