Fabrication and Welding Examination Summary (Level 2 Diploma)- February 2017

QUALIFICATION TITLE Level 2 Diploma in Fabrication and Welding Practice

 

QAN A5700-02 and C5700-02/C5701-02 0034 S&C v1

 

UNIT NUMBER (URN) URN   600/5190/5

A01 Science and Calculations for fabrication and welding practice

 

SERIES DATE 20th February 2017 – 3rd March 2017

 

The report below summarises the findings of the examiner team following the recent examination/assessment series. Tutors are required to take note of the recommendations made by the Lead Examiner to ensure that candidates are supported in achieving the best possible outcome in future assessments.

 

LEARNING OUTCOME COMMENTS

 

ONE 1.1 Identification of the basic structure of matter in terms of atoms and molecules looks to have been covered well in centres

1.3 Well answered question relating to the gases occurring in the atmosphere

1.4 Well answered question relating to the flame temperatures of gases when mixed with oxygen

1.6 Well answered question relating to materials properties

TWO

 

2.1 Difficulties with recognition of temperatures on the Kelvin scale

2.1 Not all candidates could state the melting temperature of common materials according to the Celsius scale

THREE 3.2 Some confusion with regards the methods of heat transfer that can pass through a material

3.3 Good understanding shown by candidates with regards the effects of heat on the mechanical properties of low carbon steel.

FOUR

 

4.1 Good understanding shown with regards to basic electrical principles

4.2a,b,c Calculations involving Ohms Law, power and energy were competently answered across all centres.

FIVE

 

5.1a-f Calculations involving length, area, volume, time, mass and force were competently answered across all centres

5.2a-e Calculations involving fractions, percentages, averages, proportions and decimals were competently answered across all centres

SIX 6.1 No problems with candidates from centres identifying the type of joint preparation and weld required from the welding symbols

6.2 Difficulties encountered with the recognition of the slope or tilt angle of a welding torch

6.4 Some candidates could not recognise the appropriate welding joint preparation for a particular material thickness.

 

SEVEN 7.3 The majority of candidates were able to identify typical defects and their causes which may affect quality

7.5 Some candidates were not aware of the a welding procedure sheet