熱交換管の材質選定
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皆さんにお聞きします:管板式熱交換器で、ケーシングの外径が426未満かつ内径が500以上のものに固執するのはどうでしょうか。ケーシング側は300度の蒸気、チューブ側は100度以下の水です。このとき、この種の熱交換器の各部品の材質選定は何でしょうか?初心者ですので、よろしくお願いします。皆さん、ありがとうございます!板材:Q245R、Q345R
鍛造品:20II、16MnII
その他:Q235B
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