| A | B |
|---|
| What metal has iron as its major element and is usually magnetic? | Steel |
| What metals do NOT contain iron and are NOT magnetic? | Nonferrous |
| Which metal is nonferrous? | Cast aluminum |
| Which metal is ferrous? | Steel |
| Which metal is magnetic? | Cast iron |
| Two common ferrous metals machined in a metal shop are: | Cast iron and steel |
| Metallurgy or the study of metals can be divided into two broad categories. The categories are: | Ferrous and non-ferrous metals. |
| Which metal is non-ferrous? | Aluminum alloys |
| What do the terms ferrous and non-ferrous metal refer to in the machining trade? | Type of materials |
| The family of metals in which iron is the major ingredient is referred to as: | Ferrous |
| Which metal is classified as ferrous? | Iron |
| What can be used to determine the grade of steel? | Spark test |
| What is a method for identifying types of steel? | Color code |
| What is a term for the smoothness or roughness of a machined part? | Finish |
| Which process improves the surface finish on a workpiece? | Polishing |
| What surface finish identifies hot rolled steel? | Black oxide scale |
| What surface finish identifies cold finished steel? | Smooth bright |
| What is used to check a finish? | Surface roughness gage |
| Which metal characteristic does a Rockwell Tester check? | Hardness |
