Sigma phase in welds can be minimized by controlling ferrite in the range of _________ for Type 347 SS. - Exam4Training

Sigma phase in welds can be minimized by controlling ferrite in the range of _________ for Type 347 SS.

exams API-571 API-571 exam 0 Comments

Sigma phase in welds can be minimized by controlling ferrite in the range of _________ for Type 347 SS.
A . 3%-5%
B . 5%-7%
C . 7%-9%
D . 5%-9%

Answer: D

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