American Society for Testing and Materials (ASTM). Current edition approved Nov. 15, 2013. Published November 2013. Originally approved in 1946. Last previous edition approved in 2012 as A283/A283M – 12a. 3 p. This specification covers two grades (C and D) of carbon steel plates of structural quality for general application.
When the steel is to be welded, a welding procedure suitable for the grade of steel and intended use or service is to be utilized. See Appendix X3 of Specification A6/A6M for information on weldability.