astm a653 g90 zinc coating steel coil producers

ASTM A653 - COSASTEEL

Nov 24, 2020 · ASTM A653 is the standard specification for hot-dipped galvanized iron alloy or galvanized steel sheets. ASTM A653 G90 refers to the ASTM A653 specification, the galvanized layer code G90 represents the meaning that the sum of the two-sided zinc coating is 0.9 oz/ft2 (the average minimum value of three points on both sides) or 0.8 oz/ft2 (the

ASTM A123 and G90 Specifications American Mar 12, 2013 · The designation G90 is simply a coating thickness of 0.9 oz/ft 2 as specified in A653 and is equivalent to 0.45 oz/ft 2 or about 0.76 mils per side (it is important to state per side because the oz/ft 2 method takes into consideration the coating thickness on both sides of the steel, such as in the case of sheet steel). Some other coating thicknesses in A653 you may have heard of include G60 (0.6 oz/ft

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