This standard specifies the size, shape, weight, technical requirements, test methods, inspection rules, packaging, marks and quality certificates of steel plates used in building construction. This standard applies to the manufacture of high-rise building structures, long-span structures and other important building structures with a thickness of 6mm ~ 100mm steel plate. Steel strips can also refer to this standard.
GB/T 19879-2005 Referenced Document
GB/T 222-1984 Method of sampling steel for determination of chemical composition and permissible variations for product analysis
GB/T 223.10 Methods for chemical analysis of iron,steel and alloy The cupferron separation-chrome azurol S photometric method for the determination of aluminium content
GB/T 223.11 Determination of chromium content in iron, steel and alloy by visual titration or potentiometric titration*, 2009-05-01 Update
GB/T 223.3 Methods for chemical analysis of iron, steel and alloy--The diantipyrylmethane phosphomolybdate gravimetric method for the determination of phosphorus content
GB/T 223.9 Iron,steel and alloy.Determination of aluminium content.Chrome azurol S photometric method*, 2008-05-13 Update