Section 2 Unit 6

___metals are metals that contain no iron

• Ferrous

• Alloy

• Nonferrous

• Wrought iron

The ___ was developed to overcome confusion with regard to the differences between metal identification systems by creating one numbering method for all metal types.

• AISI

• UNS

• SAE

• IADS

___Looks very much like aluminum, but it is lighter and stronger.

• Nickel

• Bronze

• Magnesium

• Iron

___Alloys are metals that are very lightweight, very strong, and very expensive.

• Titanium

• Copper

• Aluminum

• Magnesium

AISI stands for ___

• American Iron and Steel Institute

• American Institute for Steel And Iron

• American Iron and Steel Industry

• American Industry for steel and Iron

The carbon content of AIAI/SAE 4140 steel is ___

• .04%

• .4%

• 40%

• 4%

UNS stands for ___

• United Numbering System

• United Numerical System

• Unified Numbering System

• Unified Numerical System

___are exotic nickel-based metals that have been created for use in very harsh conditions.

• Aluminum alloys

• Titanium Alloys

• Copper Alloys

• Superalloys

Bronze is primarily an alloy of copper and ___

• Tin

• Nickel

• Zinc

• Iron

Brass is primarily an alloy of copper and ___ and is stronger than pure copper and more corrosion resistant than pure copper.

• Tin

• iron

• Magnesium

• Zinc