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1.

When ‘hydrogen control’ is specified for a manual metal arc welding project the electrode would normally be:

CSWIP 3.1 Examination Multipule Choice Questions And Answers- Exam Paper 1

 
 
 
 

2.

You would certainly recognise a hydrogen controlled flux covered electrode from its:

 
 
 
 

3.

When manual metal arc welding is being carried out on an open construction site, which group of welders are most likely to require continuous monitoring?

 
 
 
 

4.

You notice manual metal arc electrodes, stripped of flux, are being used as filler wire for TIG welding. You would object because:

 
 
 
 

5.

When open site working, serious porosity in metal arc welds is brought to your attention. What would you investigate?

 
 
 
 

6.

The steel composition in a structural contract is changed from 0.15% carbon 0.6% manganese, to 0.2% carbon 1.2% manganese. This might influence the incidence of:

 
 
 
 

7.

One of the following alloys is non-magnetic – which?

 
 
 
 

8.

When TIG welding austenitic stainless steel pipe, argon gas backing is called for This is to:

 
 
 
 

9.

Pre-heating a carbon steel manual metal arc welding is carried out to minimise the risk of:

 
 
 
 

10.

In UK practice, BS499 specifies that the drawing dimension quoted for a fillet weld is the:

 
 
 
 

11.

1. BS499 communicates by the use of symbols the type of joint preparation to be used. Which of the following symbols indicates the depth of weld penetration required on the joint?

CSWIP 3.1 General Examination Multipule Choice Questions And Answers- Exam Paper 2

 

 
 
 
 

12.

Which of the following symbols would indicate that a weld has to be finished on the ‘other’ side of the weld?

 
 
 
 

13.

The use of flux with gas shielded metal arc welding allows:

 
 
 
 

14.

In MMA welding what parameter is used for control of penetration into the base material?

 
 
 
 

15.

In the welding of a butt joint from one side, the profile of the root bead is controlled by:

 
 
 
 

16.

What type of power characteristic is required for manual welding?

 
 
 
 

17.

Which of the following tests would indicate the toughness of weld metal/parent metal – HAZ?

 
 
 
 

18.

Degreasing components is essential for quality welding but some agents may:

 
 
 
 

19.

Which of the following elements has the greater effect on the hardenability of a steel plate?

 
 
 
 

20.

In MAG/CO2 welding which parameter gives the greatest control of weld appearance during dip transfer or short-circuiting welding?

 
 
 
 

21.

1. The British code for visual inspection requirements is:

CSWIP 3.1 General Examination Multipule Choice Questions And Answers- Exam Paper 3

 

 
 
 
 

22.

A code of practice for visual inspection should include the following:

 
 
 
 

23.

Incomplete root penetration in a butt joint could be caused by:

 
 
 
 

24.

Incomplete root fusion would certainly be caused by:

 
 
 
 

25.

When visually inspecting a completed single vee butt weld cap, you would certainly assess:

 
 
 
 

26.

You notice a very ‘veed’ ripple shape. This is most likely caused by:

 
 
 
 

27.

Toe blending is important as it may affect:

 
 
 
 

28.

Slag inclusions would occur with:

 
 
 
 

29.

Undercut is principally caused by:

 
 
 
 

30.

Undercut is normally assessed by:

 
 
 
 

31. CSWIP 3.1 General Examination Multipule Choice Questions And Answers- Exam Paper 4

1. Movement of the arc in MMA welding by magnetic forces is called:

 
 
 
 

32.

A metallurgical problem most associated with submerged arc welding is:

 
 
 
 

33.

Oxy pressure and nozzle size in flame cutting would influence:

 
 
 
 

34.

The main usage of arc cutting/gouging processes is:

 
 
 
 

35.

Which of the following processes joins metals plastically?

 
 
 
 

36.

Which electrode classification would be relevant to AWS A5.1-81?

 
 
 
 

37.

Which of the following coatings is associated with stove welding?

 
 
 
 

38.

A common gas mixture used in MIG welding nickel alloys, to combine good levels of penetration with good arc stability would be:

 
 
 
 

39.

Which type of SAW flux is more resistant to moisture absorption?

 
 
 
 

40.

The flame temperature of oxy/acetylene mixture gas is given as:

 
 
 
 

41. CSWIP 3.1 General Examination Multipule Choice Questions And Answers- Exam Paper 5

1. Generally the most suitable method of detecting lack of sidewall fusion would be:

 
 
 
 

42.

Hot shortness is a term used to indicate:

 
 
 
 

43.

Cobalt as an isotope would generally be used on:

 
 
 
 

44.

In welding procedure terms, a change in essential variable means:

 
 
 
 

45.

Weld symbols placed on a dotted line in accordance with ISO requirements means:

 
 
 
 

46.

A welding inspector’s main attributes include:

 
 
 
 

47.

Technically, a code of practice is:

 
 
 
 

48.

The correct term for ‘cap height’ is:

 
 
 
 

49.

A tensile test will assess:

 
 
 
 

50.

The important point of high temperature steels is that:

 
 
 
 

51. CSWIP 3.1 General Examination Multipule Choice Questions And Answers- Exam Paper 6

1. The weld dimension used to indicate the minimum strength of a fillet weld is:

 
 
 
 

52.

An electroslag weld requires what heat treatment to improve the grain structure?

 
 
 
 

53.

The most common type of failure associated with sharp fillets, notches and undercut is:

 
 
 
 

54.

Weld decay in stainless steels can be avoided by:

 
 
 
 

55.

An eutectoid mixture in steel is:

 
 
 
 

56.

Low alloy steels having a high carbon equivalent before welding will require:

 
 
 
 

57.

The electrodes for welding low alloy steels should be:

 
 
 
 

58.

The purpose of pre-heating low alloy steel pipes before electric arc welding is to:

 
 
 
 

59.

Welder qualification tests are designed to:

 
 
 
 

60.

In positional MMA welding on pipework, welders are having difficulty in obtaining good capping profiles when welding in the overhead position. Would you:

 
 
 
 

61. CSWIP 3.1 General Examination Multipule Choice Questions And Answers- Exam Paper 7

1. Pipe welding codes are set up by:

 
 
 
 

62.

The different grain structure between the weld deposit and the base metal can be determined by:

 
 
 
 

63.

A root bend test is used to test the amount of weld:

 
 
 
 

64.

What would be observed if a fillet weld were sectioned and macro-etched?

 
 
 
 

65.

What is the most common cause of failure in root bend tests?

 
 
 
 

66.

The purpose of a nick break specimen is to provide a test for:

 
 
 
 

67.

Which organisation publishes the most commonly used code for boiler and pressure vessel welding?

 
 
 
 

68.

A low hydrogen electrode, according to BS 639, would contain:

 
 
 
 

69.

The second run in a three run butt weld using the stovepipe technique is known as the:

 
 
 
 

70.

You could determine that an electrode is cellulosic by its:

 
 
 
 

71. CSWIP 3.1 Technology Examination Multipule Choice Questions And Answers- Exam Paper 2

Answers to be indicated on Candidate Answer Sheet under the heading of Technology Candidates must not mark this sheet; failure to
follow these instructions could lead to this part of the examination being void.

Duties Before Welding

1. Who should have access to the WPS?

 
 
 
 

72.

How do we determine what the correct weld preparation (root gap, root face, included angle) should?

 
 
 
 

73.

How are the lengths of tack welds during assembly and fit up determined?

 
 
 
 

74.

Is it always necessary to preheat the base metal before welding?

 
 
 
 

75.

Which of the following would not be required to be checked before welding?

 
 
 
 

76.

What does the term WPS means?

 
 
 
 

77.

What standard is used for the basic requirements of visual inspection?

 
 
 
 

78.

Who is responsible for site safety?

 
 
 
 

79. Duties During Welding

It is permissible to allow trainee welder to carry out production welding?

 
 
 
 

80.

Who has the responsibility of ensuring the welder is using the correct polarity during welding?

 
 
 
 

81.

When would you measure the minimum preheat temperature?

 
 
 
 

82.

During root welding, which of the following would be the main cause of excess penetration?

 
 
 
 

83.

The welder have increased the voltage on the SAW welding set, what would be the effect on the weld appearance?

 
 
 
 

84.

What course of action should be taken upon finding a welder using incorrect shielding gas?

 
 
 
 

85.

What is the maximum OCV allowed to initiate an arc when using A. C current?

 
 
 
 

86.

Why is the OCV capped at voltage setting?

 
 
 
 

87. Duties After Welding

What information should be recorded as a minimum, on a completed production weld?

 
 
 
 

88.

What is meant by the term PWHT?

 
 
 
 

89.

Why would visual inspection of the excess weld metal at the bottom of a cross country pipeline be important?

 
 
 
 

90.

Who has the final responsibility of sentencing and accepting a weld on completion?

 
 
 
 

91.

Why is it essential to clean the excess weld metal on completion of the production weld?

 
 
 
 

92.

To assess the surface of a weld for direct inspection, the distance from the surface to eye should be amaximum of?

 
 
 
 

93.

What is the recommended minimum range of illumination required by BS EN 970 for inspection of a weldedsurface?

 
 
 
 

94.

Who should select the specific welds for NDT, to cover the 10% contractual percentage required bythe specification/Code?

 
 
 
 

95. Mechanical Testing

A welding procedure transverse joint tensille test the following observations were made . The specimen CSA was recorded as 25 mm x 12 mm and the maximum load applied was recorded as 150kN. What is the UTS?

 
 
 
 

96.

In a transverse weld tensile test, if the break was in the weld metal, the sample would he:

 
 
 
 

97.

In an all weld tensile test, the original specimen gauge length was 50mm , and after the test theincreased gauge length was 60mm, what is the elongation percentage?

 
 
 
 

98.

Some codes require the excess weld metal (weld cap) on cross weld joint `tensile specimens to be flush, this is because:

 
 
 
 

99.

In welder qualification testing of 20mm plates, why are side bends used i nstead of root and face bends?

 
 
 
 

100.

Mechanical tests are divided in to two areas, identify these from the list below:

 
 
 
 

101.

When examining a completed bend test, the angle of the bend was found to be 175°. The testing specification calls for the sample to have been formed through 180°?

 
 
 
 

102.

Charpy testing is carried out on a welding procedure test plate because?

 
 
 
 

103.

Charpy impact tests showing a flat but rough surface after the completed test, this would indicate which type of failure?

 
 
 
 

104. Processes

A butt weld has been made by MMA in a 50mm thick impact tested steel plate. The welding electrode used was abasic type, 5mm diameter. The measured welding parameters for one of the runs was 220 amps, 21 volts, using DC+ve polarity, and a ROL:of 270mm per min. What would be the arc energy?

 
 
 
 

105.

When using DC+ve polarity, what is the typical OCV?

 
 
 
 

106.

When MMA welding what will be the effect on the weld f the power source was changed from DC+ve to AC?

 
 
 
 

107.

What would the effect be if the polarity were changed from DC+ve to DC-ve?

 
 
 
 


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