CWB Level 2 Closed Book Exam 2025 – Study Guide & Practice REAL EXAM!!!

CWB Level 2 Closed Book Exam 2025 – Study
Guide & Practice REAL EXAM!!! 2025




To measure the strength of a welded joint what mechanical test would you prescribe?



a) A trANSWERverse weld tension test.

b) A charpy test.

c) A CTOD test.

d) An all weld metal tension test.

e) A side bend test. - ANSWER ✔---a) A trANSWERverse weld tension test.



Select the cutting process that would provide the narrowest heat affected zone when cutting 12.5 mm
(0.5 in) thick carbon steel.



a) Oxy-acetylene cutting.

b) Air-carbon arc cutting.

c) Oxy-propane cutting.

d) Plasma arc cutting.

e) Laser beam cutting - ANSWER ✔---e) Laser beam cutting

, Which of the following refers to a welder test where a pipe assembly is placed vertically and the joint
welded in the horizontal position without rotating the assembly?



a) 1G

b) 2G

c) 3G

d) 5G

e) 6G - ANSWER ✔---b) 2G



Which of the following imperfections is normally considered as unacceptable regardless of size or
location?



a) Porosity.

b) Crack.

c) Inadequate penetration.

d) Lamination.

e) Burn-through. - ANSWER ✔---b) Crack.



Select the correct penetrameter thickness for 2% sensitivity when radiographing a weldment 1.25 inches
in thickness.



a) 0.012 in.

b) 0.015 in.

c) 0.025 in.

d) 0.030 in. - ANSWER ✔---c) 0.025 in.



Which of the following statements concerning porosity is true?



a) Porosity cannot be trapped within a weld.

b) Porosity moves up through later passes and will show only in a final pass.