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SS304 stub end+LF2 CL.1 lap joint flange

Thread starter insider79
Start date Mar 21, 2022

Status: Not open for further replies.

Mar 21, 2022

insider79

Materials

Hello,
I have numerous SS304 150# piping class with MDMT of -48.4 deg C. I’m planning to use SS304 stub ends per ASME B16.9 with LF2 CL.1 backing flange. Can I use this combination given lowest minimum permitted temperature for LF2 CL.1 is -45.6degC as per ASME B 31.3?