API-571 Exam Question 111
Stress levels and __________ are the critical factors causing carbonate stress corrosion cracking.
API-571 Exam Question 112
With CO² corrosion, increasing temperatures _________ corrosion rates up to the point where CO² is vaporized.
API-571 Exam Question 113
Oxidation of carbon steel begins to become significant above _________.
API-571 Exam Question 114
A 6", A106 Gr B, flanged line carrying caustic wash water at 200º F has signs of atmospheric corrosion. Which of the following may have help accelerate the corrosion?
API-571 Exam Question 115
Ammonium chloride salts may be whitish, greenish or _________.