B31.3 Exam complete questions and 100% verified answers 2026

B31.3 Exam complete questions and 100% verified answers 2026 To which of the following does ASME B31.3 apply? Raw, intermediate and finished chemicals, Petroleum products, Gas, steam, air, water and refrigerants. ASME B31.3 covers process piping located: Within the property lines of facilities processing chemicals. Which of the following piping systems are excluded from coverage under ASME B31.3? Non-flammable and non-toxic fluids above 0 psi but less than 15 psi, Boilers and boiler external piping, Heater tubes of components within the setting. What does ASME B31.3 specify as the design pressure? The most severe condition of coincident pressure and temperature. If piping is not to be protected with a pressure relief device, what is required by ASME B31.3? The system must be designed to withstand the maximum possible pressure that can be developed. Per ASME B31.3, what is the design temperature? The temperature under the coincident pressure which requires the greatest thickness or component rating. Which of the following best describes the component temperature per ASME B31.3? For fluids below 150oF, the component temperature shall be taken as the fluid temperature, For fluids 150oF and above, by test or heat transfer calculation, For uninsulated valves 95% of fluid temperature, for flanges other than lap joint 90% of fluid temperature, for lap joint flanges 85% of fluid temperature, for bolting 80% of fluid temperature. Which of the following is normally assumed to be the component design temperature for externally insulated piping per ASME