BLDG TECH 7: METALS Flashcards by Candice Mae Pableo

What is a metal containing iron as a principal element, may also have small amounts of other metals or other elements added to produce desired properties?

FERROUS METAL

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What is any metal containing little or no iron?

NON-FERROUS METAL

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What type of metal is steel?

FERROUS METAL

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What type of metal is carbon steel?

FERROUS METAL

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What type of metal is stainless steel?

FERROUS METAL

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What type of metal is cast iron?

FERROUS METAL

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What type of metal is wrought iron?

FERROUS METAL

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What type of metal is black iron?

FERROUS METAL

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What type of metal is aluminum?

NON-FERROUS METAL/PURE METAL

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What type of metal is bronze?

NON-FERROUS METAL

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What type of metal is copper?

NON-FERROUS METAL/PURE METAL

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What type of metal is brass?

NON-FERROUS METAL

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What type of metal is lead?

NON-FERROUS METAL

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What type of metal is tin?

NON-FERROUS METAL/PURE METAL

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What type of metal is zinc ?

NON-FERROUS METAL

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What type of metal is silver?

PURE METAL

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What type of metal is gold?

PURE METAL

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Copper + zinc =?

BRASS

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copper + tin =?

BRONZE

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What do you call a mixture of two or more metals made to produce metallic material of certain properties?

ALLOY

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What is a crude iron that is drawn from blast furnace and cast into pigs in preparation for conversion into cast iron, wrought iron or steel?

PIG IRON

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What iron has high carbon content which makes it hard brittle and non malleable?

CAST IRON

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What iron has low carbon content which makes it tough, malleable, relatively soft, can be readily forge, and welded?

WROUGHT IRON

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What metal has a controlled amount of carbon graded according to its carbon content?

STEEL

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Descriptive of a metal form obtained by rolling the metal while still hot resulting in dark, oxidized, relatively rough surface

HOT ROLLED

Descriptive of a metal that has been formed by rolling at the room temperature usually to obtain desire form or improve surface finish or higher than cell strength

COLD FORMED / COLD ROLLED

What is a mass of metal cast into shape for storage or transportation before further processing?

INGOT

What is a bar of steel reduced from an ingot to dimension suitable for further rolling?

BLOOM

What is a narrow, generally square bar of steel, forged or hot rolled from an ingot or bloom?

BILLET

What is a hot rolled structural steel section having an H shape with wide parallel flanges, designated by the prefix W followed by the size and weight of the member?

W SHAPE

What is a hot rolled structural steel shape similar to but not classified as a W shape?

M SHAPE

What is a hot roll structural steel section similar to W shape but having flanges and web of equal thickness and typically used as a load-bearing pile?

HP SHAPE

What is a hot road structural steel section having an eye shape with sloped inner flange surfaces?

S SHAPE

What is a hot rolled structural steel having an L shape?

ANGLE

A steel bar for reinforcing concrete usually specified by the number equivalent to its diameter in eighths of an inch

REINFORCING BAR/REBAR

A reinforcing bar, hot rolled with surface deformations to develop a greater bond with concrete

DEFORMED BAR

[Determine ASTM] Billet steel

ASTM A615

[Determine ASTM] Rail Steel

ASTM A616

[Determine ASTM] Axle Steel

ASTM A617

[Determine ASTM] low-alloy Steel

ASTM A706

What is a grid of longitudinal and transverse steel wires or bars welded together at all points of intersection, usually specified by the size of the grid in inches and the wire gauge?

WELDED WIRE FABRIC / WELDED WIRE MESH

What is a mesh of cold-drawn steel wires mechanically twisted together to form hexagonally shaped openings?

WOVEN WIRE FABRIC

What is a process in joining metal in which two or more metals are joined together by melting and flowing a filler metal into the joint?

SOLDERING

What is a method joining process done by melting work pieces and adding a filler material to form a pool of molten material that goes to become a strong joint ?

WELDING

What is a joining process whereby a filler metal or alloy is heated to melting temperature between two or more close fitting parts by capillary action?

BRAZING

What is a joining process done by using a mechanical fastener known as rivet consisting of a smooth cylindrical shaft with a head on one end and the opposite called the bucktail?

RIVETING

to unite two pieces of metal by applying any of various non-ferrous solders, usually a tin-lead alloy, at the temperature below 800° F (427° C)

SOLDER

To unite or fuse two pieces of metal by heating and allowing metals to flow together, sometimes with pressure and the addition of an intermediate or filler metal

WELD

Any of a group of welding processes utilizing the heat produced by the combustion of oxygen and a fuel gas, such as acetylene

GAS WELDING

Any of a group of welding processes utilizing the heat of an arc between an electrode and the base metal

ARC WELDING

What do you call the junction between the base metal and the face of a weld?

TOE

What do you call the point at which the back or bottom of a weld meets the base metal?

ROOT

What do you call the distance from the root of a weld to the face of the base metal?

THROAT

To unite two pieces of metal by applying any of various non-ferrous soldiers, usually a copper-zinc alloy, at the temperature above 800° F (427° C)

BRAZE

What is a weld with a triangular cross-section joining two surfaces that meet at an interior right angle?

FILLET WELD

What is a weld made along the seams of two overlapping pieces of metal?

LAP WELD

What is a weld between two pieces of metal butted together?

BUTT WELD

What is a butt weld having a depth less than the thickness of the smaller of the two members being joined?

PARTIAL-PENETRATION WELD

What is a butt weld having a depth equal to the thickness of the smaller of the two members being joined?

FULL PENETRATION WELD

What is a groove weld in which the edge of one abutting member is beveled from one side?

SINGLE BEVELED WELD

What is a groove weld in which the edge of one abutting member is beveled from both sides?

DOUBLE BEVELED WELD

What is a weld made by burning a hole in a piece of sheet metal and filling it with a small pool of molten metal?

PUDDLE WELD

What is a weld made in a preformed indentation between two abutting pieces of metal?

GROOVE WELD

What is a weld between two members one containing an elongated hole which the other member is exposed, the hole is completely or partially filled with weld metal thereby joining the two members while one of the holes may be opened?

SLOT WELD

What is the material coating for spray-on fire protection?

CEMENT BASED MIXED WITH MINERAL WOOL OR MINERAL FIBER PRODUCT

What do you call the paint surface that will expand under heat becoming spongylike with the heat insulating ability tremendously increased for fireprotection of steelworks?

INTUMESCENT PAINTING

What are modern plate girders that are fabricated by welding together two flanges and a web plate used where standard rolled sections are inadequate in terms of load carrying capacity?

PLATE GIRDERS

What do you call a beam created by cutting along the web of a beam section to a particular profile, separating the two parts and then welding these tee sections to form a deeper beam section 1

CELLULAR BEAM

What type of composite floor slabs is about 175 mm deep which are used for short span applications, usually trapezoidal or reentrant profile?

SHALLOW PROFILES DECKING

What type of composite floor slabs are typically 225 mm deep used for longer spans, usually trapezoidal profile?

DEEP DECKING

What type of beam consists of a single or built-up structural steel section?

STEEL BEAM

What is the flat, rigid, connection between two broader or parallel parts as flanges on a beam?

WEB

What is the broad ridge or pair of ridges projecting at a right angle from the edge of a structural shape in order to strengthen or stiffen it?

FLANGE

A steel plate forming the web of a plate girder

WEB PLATE

One of the angles forming the top or bottom flange of a plate girder

FLANGE ANGLE

A plate fastened to the flanges of a plate girder to increase its section modulus in areas subject to high bending stresses

COVER PLATE

A plate fasten to the web of a plate girder to increase its resistance to shearing stresses

SHEAR PLATE

What is a steel beam built up from shapes and having a hollow, rectangular cross section

BOX BEAM

What is a steel girder built up from plates or shapes that are welded or revited together?

PLATE GIRDER

What is a trussed girder for supporting open-web steel joist?

JOIST GIRDER

What is a lightweight fabricated steel joist having an open web?

OPEN-WEB STEEL JOIST / BAR JOIST

What type of open web steel joist has a web consisting of a single bent bar running in a zigzag pattern between the upper and lower chords?

K-SERIES JOIST

What type of open web steel joist has heavier web and chord members for increased loads and spans?

LH (LONG SPAN) & DLH-SERIES (DEEP LONG SPAN)

What type of beam is structurally connected to a concrete slab so that the beam and slab respond to loads as a unit

COMPOSITE BEAM/CONCRETE ENCASED BEAM

What is a steel beam fabricated by dividing the web of a wide flange section with a lengthwise zigzag cut, then welding both halves together at the peaks, thus increasing its depth without increasing its weight?

CASTELLATED BEAM

A built up steel column consisting of a single or multiple shafts rigidly connected by lacing or cover plates

BOX COLUMN

A section of structural steel pipe used as a vertical support

PIPE COLUMN

Trademark for a brand of steel pipe column, usually filled with concrete

LALLY COLUMN

A steel column fabricated from rolled or built up steel shapes and in case in structural concrete or fabricated from steel pipe or tubing and filled with structural concrete

COMPOSITE COLUMN

a shear-resisting steel connection made by welding or bolting the web of a beam to the supporting column or girder with two angles

FRAMED CONNECTION

A shear-resisting steel connection made by welding or bolting the flanges of a beam to the supporting column with a seat angle below and stabilizing angle above

SEATED CONNECTION

A seated connection stiffened to resist large beam reactions usually by means of a vertical plate or pair of angles directly below the horizontal component of the seat angle

STIFFENED CONNECTION

A steel connection made so as to develop a specified resisting moment, usually by means of plates welded or bolted to the beam flanges and the supporting column

MOMENT CONNECTION

A steel plate aligning and uniting the flanges of two steel sections at the column splice

SPLICE PLATE

A steel plate or shim used in splicing steel columns with different flange thicknesses

FILLER PLATE

A steel plate fixed atop a column to provide a bearing surface for a crossing beam or girder

CAP PLATE

A horizontal steel plate providing full bearing area for a smaller column section being joined to a larger section

BUTT PLATE

A steel plate for transmitting and distributing a column load that is supporting foundation material

BASE PLATE

A structural frame whose resistance to lateral forces is provided by diagonal or other type of bracing

BRACED FRAME SYSTEM

A rigid frame connected to its supports with pin joists, preventing high bending stresses from developing by allowing the frame to rotate as a unit when strained by support settlement, and to flex slightly when stressed by changes in temperature

HINGED FRAME SYSTEM

A structural assembly of two regions sections connected to each other and to its support with pin joists, more sensitive to deflection than either fixed or hinged frame, but least affected by support settlements and thermal stresses

THREE-HINGED FRAME SYSTEM

A rigid frame connected to its supports with fixed joints, more resistant to deflection, but also more sensitive to support settlements and thermal expansion and contraction

FIXED FRAME SYSTEM

Stabilizing a structural system against lateral forces by means of diagonal or cross bracing

LATERAL BRACING

A system of inclined members for bracing the angles between the members of a structural frame and ensuring the lateral stability of the whole

DIAGONAL BRACING

A pair of transverse braces for stabilizing frame against lateral forces, one will operate effectively intention while the other would simply buckle

CROSS BRACING/X-BRACING

Beam-column connections having sufficient rigidity to hold virtually unchanged original angles between intersecting members

TYPE I (RIGID FRAME) CONTINUOUS FRAME

Beam-column connection assuming that in so far as gravity loading is concerned, ends of beams and girders are connected for shear only and are free to rotate under gravity load

TYPE II (SIMPLE FRAMING) UNRESTRAINED, FREE-ENDED

Beam-column connection assuming that the connections of beams and girders possess a dependable and known moment capacity intermediate in degree between the rigidity of Type I and the flexibility of Type II

TYPE III (SEMI-RIGID FRAMING) PARTIALLY RESTRAINED

What type of bolt obtains their strength through shear or torsion along the shaft of the bolt only, used only for light-duty application such as anchor bolts?

CARBON STEEL BOLTS

[Determine ASTM] carbon steel bolts

ASTM A307

What type of bolt obtains their strength not only through the shear and tension along the shaft but also from the friction forces that are generated from tensioning the not to prescribe levels?

HIGH-STRENGTH BOLTS

[Determine ASTM] High-strength bolts

ASTM A325 and A490

What type of decking is characterized by having a much wider top flute than bottom flute, for purposes of providing the largest possible flat surface, for carrying non-structural building components such as rigid insulation?

ROOF DECK

What type of decking has approximately equal length of top and bottom flutes and acts as a form for concrete?

FLOOR DECK (NON-COMPOSITE)

What type of decking is similar to non-composite floor deck but has additional perforations in the decking to grip the concrete, and acts as part of a structural system with steel beams?

FLOOR DECK (COMPOSITE)

What type of fire protection slows heat passage through the steel by using insulation and intumescent paint?

THERMAL FIRE PROTECTION

What type of fire protection on steel structures absorbs heat by covering steel members with concrete, gypsum (spray-on) and elaborate methods such as liquid-filled chambers (generally wrapped around columns)?

ABSORPTIVE FIRE PROTECTION

BLDG TECH 7: METALS Flashcards

(117 cards)