(examples): Q460D, Q550D, Q690D, Q890D, Q960D — where the number indicates minimum yield strength (MPa).
), chemical composition, mechanical properties, dimensions, shape, weight, test methods, and quality certification. Chinese Standard GB/T Specific Requirements Steel Designations gb t 16270 pdf
: Provides the GB/T 16270-2009 document , though the text may be in Chinese. (examples): Q460D, Q550D, Q690D, Q890D, Q960D — where
: Make sure to properly cite the standard and any other sources you use in your report. gb t 16270 pdf