donf
You are right Donf it is 1/16" . Check in ASME b31.3 2010 EDITION PAGE 62 under section:
Fig. 328.5.2B Typical Details for Double-Welded Slip-On and Socket Welding Flange Attachment Welds. I think it is clearely stated in (3) approsimat gap is 1.5MM (1/16")
Give us a feedback if this...
Hi Everyone
In my recent job, I was asked to specify low temperature carbon steel (LTCS MDMT goes down to -48 deg C) in a 150# CS (MDMT to -29) line class to avoid impact test when the wall pipe ecceeds 0.5". I am just wondering which of the A 671 CC60 Vs A 672 C60 grades would fit the purpose...