While reviewing some CSA low temp piping spec I noticed that all piping 4" and larger was A333 Gr 6, but 3" and smaller was A106 Gr B. The corresponding ASME low temp piping spec was A333 Gr 6 regardless of size.
I looked through CSA Z245.1 but could find no explanation for this.
Would...
At my current workplace I have been tasked with reviewing some piping specs and had some questions with regards to temperature ranges.
1) For standard temp carbon steel specs it is listed as -29 to 427 deg C (-20 to 800 deg F). The upper limit seems quite high, and I know a couple of other...