Chapter 9 Steel Construction

Question 1

The primary two metals alloyed in steel are _____ and _______ .

Answer 1

Iron and Carbon

Question 2

Substance or mixture composed of two or more metals (or a metal and nonmetallic elements) fused to and dissolved into each other to enhance the properties or usefulness of the base metal.

Answer 2

Alloy

Question 3

_________ adds strength to steel.

Answer 3

Molybdenum

Question 4

_________ adds strength and toughness to steel.

Answer 4

Vanadium

Question 5

__________ adds to the resistance of steel to abrasion.

Answer 5

Manganese

Question 6

A measure of a metal’s ability to be drawn, hammered thin, or rolled into shapes without breaking.

Answer 6

Ductility

Question 7

Commercial and drawing Stella; shaped after cooling below its recrytstallization temperatures by being passed the rough a series of rollers to reduce the thickness incrementally.

Answer 7

Cold Rolled Steel (CRS)

Question 8

Steel has a density of around ________ pounds per cubic feel.

Answer 8

490

Question 9

The process of driving free and chemically bound water out of gypsum; also describes chemical and physical changes to the gypsum component itself is called _______.

Answer 9

Calcination

Question 10

_________ are reinforced walls located between columns and beams to brace them laterally.

Answer 10

Shear Panels

Question 11

Open web joists are mass produced and are available with depths of up to ___ feet and span up to _____ feet. However, they are more frequently found with depths less than __ feet and spans of ___ feet.

Answer 11

6, 144

2, 40

Question 12

A _______ arch is constructed as a solid arch that may be built up from angles and webs with a cross section similar to that of a beam.

Answer 12

Girder

Question 13

The ___________ compares the unbraced length of a column to the shape and area of its cross-section.

Answer 13

Slenderness ratio