【Daily Question】【Static Equipment AC Version...Question 147】May 27, 2019 Multiple-choice question...Supplement

Thread Content

【Daily Question】【AC Version for Static Equipment...Question 147】May 27, 2019 Multiple-choice questions...Supplement........................................................................... Please fill in the answers (single choice each) in order. Examine the knowledge points of heat exchangers per GB/T 151-2014. Reward rules: 3 wealth points for participation, and 5 wealth points for a correct answer. ........................................................................... 1. GB/T 151-2014 Heat exchangers: To prevent the thickness of the heat exchanger components from decreasing due to corrosion or mechanical wear, a corrosion margin should be taken into account. （）A、Correct ； B. Incorrect ； ---------------------2. GB/T 151-2014 Heat exchangers: The thickness addition C = negative deviation of material thickness C1 + corrosion allowance C2 + mechanical wear. （）A、Correct ； B. Incorrect ； --------------------- Answer: (Testing knowledge of heat exchangers per GB/T 151-2014) 1. A 2. B (C = C1 + C2; the corrosion margin includes corrosion and mechanical wear)