ASTM A105/A105M-14 pdf free.Standard Specification for Carbon Steel Forgings for Piping Applications. This specification2 covers forged carbon steel piping components for ambient- and higher-temperature service in pressure systems. Included are flanges, fittings, valves, and similar parts ordered either to dimensions specified by the purchaser or to dimensional standards such as the MSS, ASME, and API specifications referenced in Section 2....