B221 5083 - ASTM B221-2014

Grade	B221 5083
Corresponding Standard	ASTM B221-2014 Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes
Classification	Aluminum and Aluminum Alloys

B221 5083 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Cr	Cu	Ti	Zn	Mg	Other Individual	Other Total	More
Minimum Value	-	-	0.4	0.05	-	-	-	4	-	-	Al:余量
Maximum Value	0.4	0.4	1	0.25	0.1	0.15	0.25	4.9	0.05	0.15	Al:余量

"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.

B221 5083 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b ksi	Yield Point σ_s ksi	Elongation or Extension Rate δ %
t≤5.000;s≤32	Annealing (O)	39~51	≥16	≥14
t≤5.000;s≤32	Tube; Strain-hardened (H111)	≥40	≥24	≥12
t≤5.000;s≤32	Tube; Strain-hardened (H112)	≥39	≥16	≥12

① Mechanical properties of extruded bars, rods, wires, sections, and tubes.
② t：Specified section or wall thickness, Unit in.
③ gauge length 2in. or 4×Diameter.

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