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Welding Inspection Technology Fundamentals Test 1 > Fundamentals > Flashcards

Fundamentals Flashcards

1
Q

The melting point of carbon steel is approximately.
A) 2250F
B) 2375F
C) 2780*F

A

2780•F

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2
Q

Which of the following metals cannot be efficiently cut with OFC

A

Stainless steel and cast-iron

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3
Q

Decibel is a term associated with which in NDE method

A

UT ultrasonic testing

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4
Q

Which GMAW (gas metal arc welding middle transfer mode results in the least amount of penetration

A

Short-circuiting

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5
Q

Which of the following gases is karma used as a shielding gas for GTAW.

1) argon
2. ) carbon dioxide
3. ) oxygen

A

Argon

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6
Q

Electrical conductivity of a part is the primary requirement for which in NDE
method.

A

ET

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7
Q

The material property the best describes its ability to withstand a static load is:
A) Hardness
B) toughness
C) tensile strength

A

C) tensile strength

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8
Q

If no information appears to the left of a groove weld symbol this means:
A) the weld is to be continuous for the entire length of the joint
B) bevel is not required
C)The world is to be completed joint penetration

A

C) The weld is to be complete joint

penetration

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9
Q

Which of the following is not easily detected using RT that is perpendicular to the Welder center line:
A) throat crack
B) porosity
C) Side wall incomplete fusion at a bevel angle of 35°

A

C) Side wall incomplete fusion at a bevel angle of 35°

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10
Q

The material property expressed in terms of and endurance limit is
A) fatigue strength
B) toughness
C) tensile strength

A

A) fatigue strength

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11
Q 
Fracture toughness results in results will often be expressed in terms of:
A) Breaking energy
B) tensile strength 
C) percent elongation 
D) endurance limit
A

A) breaking energy

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12
Q

The first two digits in a SMAW
7018 are designated:

A) 70 thousand lb tensile strength;

A

The first two digits in a SMAW
7018 are designated:

A) 70 thousand lb tensile strength;

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13
Q

7018

The third number designation is position:

A

7018

The third number is position:

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14
Q

7018

The last number is operating characteristics:

A

7018

The last number is operating characteristics:

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15
Q

The property of material that best relates to its resistance to impact loading is;
A) endurance limit
B) fatigue strength
C) fracture toughness

A

C) fracture toughness

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16
Q 
Of the following discontinuities which is most likely to be a flaw caused during manufacture of steel.
A) porosity
B) lamination 
C) under cut
D) crack
A

B) lamination

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17
Q

Which of the following processes is preformed primarily in the flat and horizontal position;
A) SAW
B) OAW
C) GTAW

A

A) SAW

 Submerged arc welding
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18
Q

A groove well symbol with no information appears to the right means
A) The weld is to be completed joint penetration
B) no weld is required on that side
C) The weld is to be continuous for the entire joint length

A

C) The weld is to be continuous for the entire joint length

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19
Q 
The welding process that requires a tubular electrode is
A) SMAW
B) GTAW
C) FCAW
D) SAW
A

C) FCAW

  Flux Core Arc Welding
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20
Q 
The property relating to a metals resistance to indentation
Is;
A) tensile strength 
B) ductility
C) hardness
A

C) hardness

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21
Q

LT is the abbreviation for
A) liquid penetrant testing
B) liquid test inspection
C) leak testing

A

C) Leak testing

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22
Q

Filler metal specifications are found in which of the following documents;
A) AWS A3.0
B) AWS A5.1 through A5.3X
C) AWS A2.4

A

B) AWS A5.1 through A5.3X

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23
Q

Information that appears to the left of the weld symbol refers to;
A) the weld length
B) the weld size
C) the number of passes

A

B) The weld size

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24
Q

Which process uses a granular flux that can be manually added to the Weld pool;
A) SMAW
B) GTAW
C) ESW

A

C) ESW electro slag welding

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25
Q 
Of those micro structural constituents 
Listed  below the hardest is;
A) martensite
B) ferrite
C) bainite
A

A) Martensite

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26
Q

Hey material ductility is commonly expressed in terms of;
A) with and thickness
B) percentage elongation and reduction of area
C) tensile strength and yield strength

A

B) percent elongation and reduction of area…

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27
Q 
What MT technique could be used for the discovery of longitudinal flaws on a pipe using a stationary MT machine or bench unit;
A) coil shot
B) circular magnetization
C) longitudinal magnetization
D) parallel magnetism
A

B) circular magnetization

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28
Q 
Which code gives prequalified
Status to certain weld joint configurations(
A) API 1104
B) AWS D1.1
C) AWS D17.1
D) ANSE B31.1
A

B) AWS D1.1

29
Q

Information it appears to the right of the weld symbol refers to the:
A) process to be used
B) type of electrode to be used
C) size of weld required

A

C) size of weld required

30
Q 
The rapid quenching of the high carbon steel from the austenitizing range will result in the formation of:
A) pearlite
B) martensite
C) cementite 
D) ferrite
A

B) martensite

31
Q

When an austenitized carbon steel is cooled to room temperature an increase in the cooling rate will result in:
A) an increase in tensile strength and decrease in hardness
B) an increase in hardness and a decrease in ductility
C) A decrease in hardness and an increase in ductility

A

B) and increase in hardness and a decrease in ductility

32
Q 
The heat treatment in which a carbon steels temperature is raised to the austenitizing range held for a prescribed time and then allowed to cool to room temperature while remaining in the furnace is referred to as:
A) stress relieving 
B) annealing
C) normalizing
D) tempering
E) austenitizing
A

B) annealing

33
Q

And which direction does a rooled plate of carbon steel usually exhibit it’s least amount of ductility;
A) parallel to the rolling direction
B) transverse to the rolling direction
C) in the through thickness direction

A

C) in the through thickness direction

34
Q

The E71T-1 electrode designation is for which welding process.
A) PAW
B) FCAW
C) SMAW

A

B) FCAW ( flux core arc welding)

35
Q

A break in the aero side of a welding symbol has what significance:
A) welding must first be done on arrow side.
B) The broken arrow line segment points to that member which receives preparation
C) and intermediate wailed is required

A

B) The broken arrow line segment points to that member which receives preparation

36
Q 
Which welding process utilizes a vertical joint orientation with welding occurring in the flat position
A) OFW
B) SMAW
C) FCAW
D) ESW
A

D) ESW (electro slag welding)

37
Q

The heat treatment for carbon steels in which the metals temperature is raised to just below the lower transformation temperature and held for a prescribed time before allowing it to cool at a controlled rate:
A) tempering
B) austenitizing
C) stress relieving

A

C) Stress relieving

38
Q

The position on a metal stress strain curve referring to is change in behavior from elastic to plastic is the;
A) endurance limit
B) transformation temperature
C) yield point

A

C) yield point

39
Q

Low hydrogen electrodes can be properly identified by which digit of a classification number
A) first digit
B) second digit
C) last digit

A

C) Last digit

40
Q

All welding symbol information referring to the arrow side of the joint is found;
A) in the tail
B) above the reference line
C) below the reference line

A

C) below the reference line

41
Q

They use a pre-heat on medium carbon steel welding test plate will perform all of the following except;
A) reduce distortion
B) reduce the possibility of hydrogen cracking
C) result in the formation of martensite
D) diffuse hydrogen

A

C)result in the formation of Martensite

42
Q 
The tensile test can be used to provide values for all of the following;
A) yield point
B) ultimate tensile strength 
C) modulus of elasticity
D) elastic limit
A 
The tensile test can be used to provide values for all of the following;
A) yield point
B) ultimate tensile strength 
C) modulus of elasticity
D) elastic limit
43
Q

In what document are the duties and responsibilities of a CWI describe;
A) AWS D1.1
B) AWS QC-1
C) AWS QC-7

A

B) AWS QC-1

44
Q 
Under bead cracking is primarily caused by;
A) restraint
B) fatigue
C) a source of hydrogen 
D) excessive preheat
A

C) a source of hydrogen

45
Q

Which of the following welding process, use a constant current power source;
A) GMAW and GTAW
B) SMAW and GTAW

A

B) SMAW and GTAW

Shield metal arc welding and gas tungsten arc welding

46
Q

Which of the following discontinuities are associated with shrinkage stresses in the through thickness direction of the thick plate
A) crater cracks
B) lamellar tears
C) toe cracks

A

B) Lamellar tears

47
Q

During operation the heat for electroslag welding is provided by:
A) the arc
B) The electrical resistance heating of the molten slag
C)current passing through the base metal

A

B) The electrical resistant heating of the molten slag

48
Q 
In order to learn the exact location of a subsurface flaw in three directions the best NDE method would be
A) RT
B) MT
C) PT
D) UT
A

D)UT (ultrasonic testing)

49
Q 
The pipe welding test position in which the axis of the pipe is horizontal and the pipe is rotated so that welding takes place at or near the top is designated as;
A) 2G
B) 1G
C) 5G
D) 6G
A

1G

Pipe shall be turned or rolled while welding;

        Axis of pipe horizontal
50
Q

The most affected in NDE method for discovery of undercut on the face of a weld is:
A) PT
B) UT
C) VT

A

C) VT

Visual testing

51
Q

The design strength of a fillet weld is always based on the throat dimension because;
A) it has a microstructure which is more prone to cracking
B) it is the shortest failure path through the weld
C) it is the location of most defects

A

B) it is the shortest failure path through the weld…

52
Q

Light colored areas within the weld zone in a radiograph should represent
A) porosity and trapped slag
B) tungsten inclusion and melt through
C) melt through and trapped slag

A

B) tungsten inclusion and melt through

53
Q

A single V groove weld requires;
A) special welding process
B) back gouging
C) CJP unless otherwise specified

A

C) CJP unless otherwise specified

Complete Joint Penatration

54
Q

Internal plate laminations are best revealed using;
A) RT
B) PT
C) UT

55
Q

The overhead Fillet weld position is designated as:
A) 5F
B) 4F
C) 3F

A

B) 4F

Axis of weld horizontal

56
Q

1G welding position is:

A) axis a pipe vertical
B) not be turned or rolled while welding axis of pipe horizontal
C) pipe shall be turned or rolled while welding- axis a pipe horizontal

A

C) 1G pipe shall be turned or rolled while welding axis a pipe horizontal

57
Q

2G
A) axis of pipe vertical
B) on a 45*
C) flat

A

2G

Axis a pipe vertical

58
Q

One common cause of centerline weld cracks is:
A) the use of preheat
B) a highly restrained weld joint
C) stress relief heat treatment

A

B) A highly restrained weld joint

59
Q

Heat treatment conditions can be determined using which of the following?

ET Eddy current testing

A

Eddy current testing

60
Q

Which of the following test would be least effective for judging the soundness of a weld in the as welded condition?

A) radiography
B) straight beam UT

A

B) straight beam UT

61
Q

Which of the following shielding gases is used for GMAW spray transfer on steel?

A) argon
B) oxygen-2%,argon-98%

A

B) oxygen-2%, argon-98%

62
Q

For plain carbon steels,how or hardness and tensile strength related?

A) increase hardness;decrease tensile strength
B) increase hardness; increase tensile strength

A

B) increase hardness; increase tensile

Strength

63
Q 
As the temperature of the base metal
  is decreased;
A) impact strength decreases
B) tensile strength increases
C) ductility decreases
D) Hartness increases
A

A) impact strength decreases
B) tensile strength increases
C) ductility decreases
D) Hartness increases

64
Q

Which of the following contains ferrous base metal specifications

A) AWS A5.1
B) ASME Section II, Part A

A

B) ASME Section II, Part A

65
Q

The materials property that best describes its ability to withstand a static load is;
A) hardness
B) tensile strength

A

B) tensile strength

66
Q

If no information appears to the left of a groove weld symbol this means;

A) the weld is to be complete joint penetration

A

A) the weld is to be complete joint penetration

67
Q

Which of the following Discontinuities
or associated with shrinkage stresses in the through thickness thickness of plate
A) toe cracks
B) lamellar tears

A

B) lamellar tears

68
Q

If the contour symbol is used but the finishing method is not specified on the welding symbol

A) it’s the inspectors choice
B) The desired contour must be as welded

A

B) The desired contour must be as

Welded…

69
Q

Which discontinuity occurs in the heat affected zone and can result from
excessive moisture in the Weld zone..

A) centerline cracking
B) under-bead crack

A

B) under-bead crack

Welding Inspection Technology Fundamentals Test 1 (30 decks)

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