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配管壁厚計算

2016-04-23View Original

Thread Content

配管の壁厚計算において、炭素鋼の腐食余量は一般的に1.5mmとされますが、ステンレス鋼(304または316L)の腐食余量は一般的にどのくらいになりますか?
Reply #22016-04-23
:D 蒸気および給水配管は0、排汚配管は2mm
Reply #32016-04-23
ステンレス鋼(304または316L)の腐食余量は理論上0にできますが、プロセス媒体用の配管の肉厚における腐食余量は1.5とし、計装用空気用の304では腐食余量を0とします
Reply #42016-04-25
現在行っているプロジェクトでは、強腐食性のため1.5mmを使用しています。

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