Engine : General Subjects - 1891/1128
|
|---|
| « Previous Question |
| When hardened metal is heat-treated by a process known as tempering, what metallurgical properties are achieved? |
| A) decrease in brittleness |
| B) increase in hardening |
| C) increase in brittleness |
| D) increase in corrosion resistance |
loading answer...
| Comments |
|---|
| There are no comments for this question. |