API 570 ASME B16.5 Practice Exam Guide 2026

API 570 ASME B16.5 Practice Exam Guide
2026
1. Included are flanges with rating class designations A
150, 300,
400, 600, 900, and 1500 in sizes
A. NPS 1⁄2 through NPS 24
B. NPS 1⁄2 through NPS 12

2. Included are flanges with rating class designation 2500 B
in sizesA. NPS 1⁄2 through NPS 24
B. NPS 1⁄2 through NPS 12

3. Pressure Rating Designation. Class, followed A
by a dimensionless number, is the designation for
pressure-temperature ratings as follows:
Class 150 300 400 600 900 1500 2500
A. True
B. False

4. Pressure Rating Designation. Class, followed B
by a dimensionless number, is the designation for
pressure-temperature ratings as follows:
Class 150 300 500 600 900 1500
A. True
B. False

5. A flanged joint is composed of separate and indepen- A
dent,
although interrelated components: the flanges,
gasket, and bolting
A. True
B. False

6. A flanged joint is composed of separate and indepen- B
dent,
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