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This post was last edited by kareale88 on 2019-5-12 12:27 bg4.png [Daily question] [Static Equipment Communication Edition...Question 132] Multiple choice question on May 12, 2019... All the best......................................................................................Answers (single choice, single choice) please fill in each in order. Examine the knowledge points of GB/T 151-2014 heat exchangers. Bonus rules: Participation will reward you with 3 wealth, and correct answers will reward you with 5 wealth. .................................................................................1. The applicable nominal diameter of shell and tube heat exchangers in this standard is no more than () mm, and the product of the design pressure (MPa) and the nominal diameter (mm) is no more than (). The answer is ()A, 3000, 2.7×10000 ； B. 3000, 1.7×10000 ； C. 4000, 2.7×10000 ； D. 4000, 1.7×10000 ； ---------------------2. Applicable design temperature for heat exchangers in GB/T 151-2014: Steel shall not exceed the allowable temperature range of materials listed in GB150.2-2011 ； Other metal materials are determined according to the allowable use temperature of the materials listed in the corresponding reference standards. () A. Correct ； B. Error ； ---------------------Answer: (Inspection of GB/T 151-2014 heat exchanger knowledge points) 1. C 2. A