Q:- Which one of the following statements is false :
(a) Surface breaking defects are usually more detrimental to a weld in Comparison with sub-surface defects.
(b) The HAZ’s of a steel weld usually have a higher tensile strength than The weld metal.
(c) Lameller tearing may occur within the fusion zone of large fillet welds.
(d) PWHT may stress relieve.
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