Question 1

Shielded Metal Arc Welding (SMAW)

Accepted Answer

A welding process that uses a flux coated electrode to produce the weld.

Question 2

Gas Tungsten Arc Welding (GTAW)

Accepted Answer

A welding process that uses a tungsten electrode and an inert gas to protect the weld pool.

Question 3

Gas Metal Arc Welding (GMAW)

Accepted Answer

A welding process that uses a continuously fed wire electrode and a shielding gas to create the weld.

Question 4

Flux-Cored Arc Welding (FCAW)

Accepted Answer

A welding process that uses a continuously fed tubular wire containing a flux.

Question 5

Submerged Arc Welding (SAW)

Accepted Answer

A welding process that uses a granular flux to protect the weld area.

Question 6

Welding Parameters

Accepted Answer

These include voltage, amperage, and travel speed which all influence the weld characteristics.

Question 7

Welding Position

Accepted Answer

The position of the weld, such as flat, horizontal, vertical, or overhead.

Question 8

Welding Symbol

Accepted Answer

A standardized method of conveying the requirements of a weld through graphical representation.

Question 9

Electrode Classification

Accepted Answer

The AWS system for identifying the characteristics and capabilities of electrodes.

Question 10

Filler Metal

Accepted Answer

The metal added in the making of a welded, brazed, or soldered joint.

Question 11

Base Metal

Accepted Answer

The metal or alloy that is to be welded, brazed, or soldered.

Question 12

Weld Defects

Accepted Answer

Irregularities or discontinuities that by nature or accumulated effect render a part or product unable to meet minimum applicable acceptance standards.

Question 13

Welding PPE

Accepted Answer

Personal Protective Equipment used in welding such as helmets, gloves, and jackets.

Question 14

Heat Affected Zone (HAZ)

Accepted Answer

The portion of the base metal that has not been melted, but its mechanical properties or microstructure have been altered by the heat of welding.

Question 15

Arc Length

Accepted Answer

The distance between the tip of the electrode and the base metal.

Question 16

Backing

Accepted Answer

Material placed at the root of a weld joint for the purpose of supporting molten weld metal.

Question 17

Backstep Welding

Accepted Answer

A technique where each bead segment is deposited in a direction opposite to the direction of overall welding.

Question 18

Brazing

Accepted Answer

A group of welding processes which produces coalescence of materials by heating them to a suitable temperature and using a filler metal.

Question 19

Cold Cracking

Accepted Answer

A type of crack that occurs in the heat-affected zone of the weld, after the metal has completely cooled.

Question 20

Duty Cycle

Accepted Answer

The percentage of time in a ten-minute period that a welder can operate safely without overheating.

Question 21

Edge Joint

Accepted Answer

A joint between the edges of two or more parallel or nearly parallel members.

Question 22

Face of Weld

Accepted Answer

The exposed surface of a weld, made by an arc or gas welding process, on the side from which welding was done.

Question 23

Groove Angle

Accepted Answer

The total included angle of the groove between workpieces that are to be joined by a groove weld.

Question 24

Interpass Temperature

Accepted Answer

The base metal temperature between the first and last pass of a multi-pass weld.

Question 25

Joint Penetration

Accepted Answer

The depth a weld extends from its face into a joint, exclusive of weld reinforcement.

Question 26

Lap Joint

Accepted Answer

A joint between two overlapping members in parallel planes.

Question 27

Melt-Through

Accepted Answer

The penetration of weld metal through the joint in a complete joint penetration groove weld.

Question 28

Notch Toughness

Accepted Answer

The ability of a material to absorb energy in the presence of a notch or flaw.

Question 29

Peening

Accepted Answer

The mechanical working of metals using hammer blows or shot peening.

Question 30

Quenching

Accepted Answer

Rapidly cooling a heated workpiece in a liquid medium to achieve certain material properties.

Question 31

Reinforcement of Weld

Accepted Answer

Weld metal in excess of the specified weld size.

Question 32

Root of Weld

Accepted Answer

The points at which the back of the weld intersects the base metal surfaces.

Question 33

Spatter

Accepted Answer

The metal particles expelled during fusion welding that do not form part of the weld.

Question 34

Undercut

Accepted Answer

A groove melted into the base metal adjacent to the weld toe or weld root and left unfilled by weld metal.

Question 35

Weld Bead

Accepted Answer

A deposit of filler metal from a single welding pass.

Question 36

Weld Crater

Accepted Answer

The depression at the termination of a weld bead.

Question 37

Weld Toe

Accepted Answer

The junction of the face of a weld and the base metal.

Question 38

X-ray Examination

Accepted Answer

Non-destructive examination method using X-rays to detect internal defects in a weld.

Question 39

Yoke

Accepted Answer

A device used in magnetic particle testing to establish a magnetic field.

Question 40

Zonal Welding

Accepted Answer

A technique used in resistance welding where two or more welds are made simultaneously in a localized area.

Question 41

Annealing

Accepted Answer

A heat treatment process that alters the physical and sometimes chemical properties of a material to increase its ductility and reduce its hardness.

Question 42

Tempering

Accepted Answer

A heat treatment technique applied to ferrous alloys to achieve greater toughness by decreasing hardness.

Question 43

Normalizing

Accepted Answer

A heat treatment process that makes a metal uniform in composition and structure by allowing it to cool in open air.

Question 44

Hardfacing

Accepted Answer

A process of overlaying surfaces of metal parts with a layer of harder metal to resist wear, impact, or corrosion.

Question 45

Autogenous Weld

Accepted Answer

A weld made without the addition of filler metal.

Question 46

Back Gouging

Accepted Answer

The removal of weld and base metal by arc gouging or grinding from the other side of a partially welded joint.

Question 47

Carbon Arc Cutting (CAC)

Accepted Answer

A process that uses heat generated by a carbon arc to cut, gouge, or pierce metal.

Question 48

Distortion

Accepted Answer

The warping of the weldment due to the non-uniform expansion and contraction of the weld and adjacent base metal during the heating and cooling cycle of the welding process.

Question 49

Electroslag Welding (ESW)

Accepted Answer

A highly productive, single pass welding process for thicker materials in a vertical or close to vertical position.

Question 50

Ferrite

Accepted Answer

A metallic, ferromagnetic allotrope of iron, important in the grain structure of mild steel and other alloys.

Question 51

Gasless Welding

Accepted Answer

A form of welding using self-shielding flux-cored wire.

Question 52

Hydrogen Induced Cracking (HIC)

Accepted Answer

Cracking caused by the presence of diffusible hydrogen in welds.

Question 53

Inclusions

Accepted Answer

Non-metallic materials, such as oxides and sulfides, trapped in the weld metal or base metal.

Question 54

Joint Efficiency

Accepted Answer

The strength of a welded joint expressed as a percentage of the strength of the base metal.

Question 55

Kerf

Accepted Answer

The gap made by cutting with a thermal cutting process.

Question 56

Lamellar Tearing

Accepted Answer

A type of weld cracking in the through-thickness direction of the base metal, characterized by a stepped appearance.

Question 57

Martensite

Accepted Answer

A hard, brittle form of steel, crystalline in structure, that is formed by rapid cooling.

Question 58

Nickel-based Alloys

Accepted Answer

Alloys that are primarily made of nickel, known for their high resistance to heat, corrosion, and wear.

Question 59

Overhead Position (4F/4G)

Accepted Answer

A welding position where welding is performed from the underside of a joint.

Question 60

Post-Heat Treatment

Accepted Answer

A heat treatment process conducted after welding to relieve residual stresses or reduce hardness.

Question 61

Quench Cracking

Accepted Answer

Cracks caused by stresses set up by uneven contraction or transformation during quenching.

Question 62

Root Face

Accepted Answer

The portion of the groove face adjacent to the root of the joint.

Question 63

Soldering

Accepted Answer

A process that joins materials by heating them to a suitable temperature and using a filler metal having a liquidus not exceeding 450 degrees Celsius.

Question 64

Tack Weld

Accepted Answer

A short weld made to hold parts of a weldment in proper alignment until the final welds are made.

Red Seal Welder Exam - Advanced Terminology Flashcards