API-571 Exam Question 71
Primarily hot-wall piping and equipment in the following units can be affected by graphitization. FCC, catalytic reformer and ______.
API-571 Exam Question 72
Dissimilar weld metal cracking can be aggravated by _______.
API-571 Exam Question 73
A carbon steel bundle from the overhead condenser in the crude unit operates at 300º F and is in hydrochloric acid service. It showed severe pitting type corrosion when pulled for inspection. What type of material would be best suited for this service?
API-571 Exam Question 74
Which of the following is not a critical factor that contributes to a brittle fracture?
API-571 Exam Question 75
General or localized corrosion of carbon steels and other metals caused by dissolved salts, gases, organic compounds or microbiological activities is called ________.
