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235Bと245R、345Rの適用場面は?

2015-08-11View Original

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235Bと245R、345Rの適用場面は?
Reply #22015-08-11
HG/T20581-2011をご覧ください。
Reply #32015-08-11
235Bは圧縮部品としてはほとんど使用できない。245Rと345Rの選択では、245Rを第一に推奨します。特に硫化水素による応力腐食がある場合はなおさらです。
Reply #42015-08-11
235Bは常温水道用、245R、345Rは常温水圧容器用
Reply #52015-08-12
235Bは構造体として使い、あの二つは容器として使えばいいよね

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