CSWIP 3 1 Typical Questions

July 10, 2017 | Author: Dadaso Jamdar | Category: Welding, Metalworking, Industries, Steel, Industrial Processes
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Multi-Choice Questions Theory Part A2(30 questions for 45 mins) 1. Deflection of the arc by magnetic forces, that can make welding difficult to control, is commonly known as a. Arc initiation b. Arc misalignment c. Arc blow d. Arc constriction 2. The three main types of MMA electrode used for welding C & C – Mn steels are a. basic, cellulosic and rutile b. neutral, cellulosic and rutile c. basic, cellulosic and neutral d. rutile, low hydrogen and basic

Multi-Choice Questions Theory Part B2 (60 questions for 90 mins) 1. Which of the following is not an activity in duties of welding inspection before welding a. Check preheat b. Check interpass temperature c. Check fitup d. Review WPS

2. In NDT which is most appropriate for check of subsurface cracks a. Dye penetration check b. Magnetic particle check c. Ultrasonic check d. Radiography

CSWIP 3.1 Typical Questions for Plate Butt Weld (20 questions)

Practical A2 paper

Answers to be indicated on the Candidate Answer Sheet under the heading of Plate Butt Weld

The Weld Face. 1. In regards to maximum excess weld metal height ( The highest individual point measured) which of the answers best matches your assessment and would you accept or reject your findings to the given acceptance levels ?

a. Equal to or less than 0 mm b. 1-4 mm c.

5-6 mm

d. 7-8 mm e. Accept f.

Reject

2. With reference to incomplete fill, which of the answers best matches your assessment of the total accumulative length and would you accept or reject your findngs to the given acceptance levels? a. None Observed b. 1-4 mm c.

5-6 mm

d. 7-8 mm e. Accept

f.

Reject

g. 3. With reference to undercut, which of the following answers best matches your assessment of the imperfection and would you accept 7 reject your findings to the given acceptance levels ? a. b. c. d. e. f.

Smooth intermittent Sharp but less than 1 mm deep None observed Sharp but more than 1 mm deep Accept Reject.

CSWIP 3.1 Typical Questions for Pipe Butt Weld (20 questions) Practical B2 paper 1. With reference to the root penetration height (The highest individual point measured) which of the answers best matches your assessment and would you accept or reject your findings to the given acceptance levels ? a. b. c. d. e. f.

3-5 mm 1-2 mm None observed Grater than 5mm Accept Reject

2. With reference to lack of root penetration which of the following answers best matches your assessment of the accumulative total and would you accept or reject your findings to the given acceptance levels ? a. b. c. d. e. f.

30-40 mm total length 20-25 mm total length None observed 0-10mm total length Accept Reject

3. With reference to root concavity or root shrinkage which of the answers best matches your assessment to the accumulative total and would you accept or reject your findings to the given acceptance levels.

a b. c. d. e. f.

31-39 mm total length 18-22mm total length None observed 40-60mm total length Accept Reject

CSWIP 3.1 Typical Questions for Macro (10 questions) Practical Part C2 Following questions to be answered with reference to the defects positions marked on the Macro provided in the exam

1) What is the indication in position marked as 1 in the Macro and would you accept or reject as per the given acceptance levels

a. Slag inclusion b. Porosity c. Lack of sidewall fusion d. Tungsten inclusion

2) What is the indication in position marked as 2 in the Macro and would you accept or reject as per the given acceptance levels a. Lamellar tearing b. Laminations c. Hydrogen cracks

d. Lack of fusion

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