Galvanized round steel ASTM

Surface StructureZero SpangleBig Spangle
Weight of zinc coatingZinc > 20g/sqmZinc > 30g/sqm
GradeTension   Test
MPa Yield   strengthMPa Tensile   strengthElongation   % No less than
Aeomm
DX51D+AZ190~360270-50022
DX52D+AZ140-300270-42026
DX53D+AZ140-260270-38030
DX54D+AZ120~220260~35036
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