This is the practical section for machinists. ASME B151 specifies:
ASME standards are copyrighted. Downloading a PDF from an unauthorized source is software piracy. For engineering firms, using pirated codes violates ethics standards (NSPE Code of Ethics) and can invalidate your Professional Engineering (P.E.) seal. asme b151 pdf
If your search isn't for piping, you may want ASME B15.1. This is the practical section for machinists
This is the most common frustration for engineers. A quick search for "ASME B151 pdf free download" often leads to dead ends, outdated forums, or dangerous file-sharing sites. Here is why: asme b151 pdf