Description
DX: The first letter D represents flat steel for cold forming, and the second letter X represents that the rolling state of the substrate is not specified.
51~57: The numbers indicate the steel grade serial number; the D after the two digits is the code of hot-dip galvanizing. Z means that the coating is pure zinc, ZF means galvanized iron alloy, AZ means galvanized zinc.
DX51D is a European standard, galvanized with 51 steel coil raw materials, equivalent to SGCC. DX51D refers to the bending and forming grade galvanized sheet, the steel grade serial number is 51, with low carbon steel as the base material.
Equivalent
Japanese standard SGCC JIS G 3302
Chinese Standard 01 gb2518-2004
German standard ST02Z
American Standard CS-B ASTM A 653
