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ブラインドフランジのいくつかの規格

2019-03-26View Original

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ブラインドフランジには一連の数字「NFF TS BLRF 1‘ CL150 20# HG20622 2205-03845 1046868」と書かれていますが、NFF TSとは何を意味しているのでしょうか? BL:ブラインドフランジ CL:クラス20#:20号鋼? 2205-03845 1046868:これはどういう意味ですか?
Reply #22019-04-02
普通は最初の一連の数字で十分だと思うんですが、契約番号か製造元の自己管理番号なのでしょうか?

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