A463 EDDS - ASTM A463/A463M-2025

Grade	A463 EDDS
Corresponding Standard	ASTM A463/A463M-2025 Standard Specification for Steel Sheet, Aluminum-Coated, by the Hot-Dip Process
Classification	Alloy Steel

A463 EDDS Chemical Element Composition Content (%)

Component	C	Mn	P	S	Cr ^①	Ni ^①	Cu ^①	Mo ^①	Ti	V	Nb ^②	Al
Minimum Value	-	-	-	-	-	-	-	-	-	-	-	0.01
Maximum Value	0.02	0.4	0.02	0.02	0.15	0.2	0.2	0.06	0.3	0.008	0.008	-

* B: There is no specified limit, but the analysis result shall be reported.
* Shall be furnished as a stabilized steel.
* DDS are available only as Coating Type 1 steel sheet.
① The sum of copper, nickel, chromium. and molybdenum shall not exceed 0.50 % on heat analysis. When one or more of these elements are specified, the sum does not apply; in which case, only the individual limits on the remaining elements shall apply.
② For steels having a carbon content of 0.02 % or less. the limit for columbium is 0.045 % maximum.

A463 EDDS Mechanical Properties

Yield Point σ_s Mpa	Elongation or Extension Rate δ %
125~205	≥38

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