温度が材料の強度に与える影響
Thread Content
一般的な金属材料（例えば20鋼）は高温になると強度が低下しますが、この点に関する特性曲線や対応表はありますでしょうか。私たちは凝縮水回収システムを製作しており、媒体の温度は約摂氏200度程度です。
150と151は規格番号でしょうか？SH150、151ですか？
圧力容器GB150,151
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