ASME B31.3 PROCESS PIPING CODE
CERTIFICATION EXAM 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ Nonmandatory Appendix VIII. Answer: Guidelines for determining
low-temperature service requirements for materials listed in ASME
B31.1
◉ T-number group. Answer: Group established for materials not listed in
ASME B31.1, based on guidelines in Nonmandatory Appendix B
◉ Impact tests. Answer: Tests run on three heats of material to confirm
T-number group assignment, in accordance with ASME B31.3 section 4
requirements
◉ Material Minimum Temperature Without Impacts. Answer:
Temperature listed in Table 3.1-1 of ASME B31.3 for T-number group,
at or below which impact tests should be conducted
◉ Carbide phase. Answer: Phase of plain carbon steel, alloy steels, and
other steel types that may be converted to graphite upon prolonged
exposure to specific temperatures
CERTIFICATION EXAM 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ Nonmandatory Appendix VIII. Answer: Guidelines for determining
low-temperature service requirements for materials listed in ASME
B31.1
◉ T-number group. Answer: Group established for materials not listed in
ASME B31.1, based on guidelines in Nonmandatory Appendix B
◉ Impact tests. Answer: Tests run on three heats of material to confirm
T-number group assignment, in accordance with ASME B31.3 section 4
requirements
◉ Material Minimum Temperature Without Impacts. Answer:
Temperature listed in Table 3.1-1 of ASME B31.3 for T-number group,
at or below which impact tests should be conducted
◉ Carbide phase. Answer: Phase of plain carbon steel, alloy steels, and
other steel types that may be converted to graphite upon prolonged
exposure to specific temperatures
