B211 7075 - ASTM B211/B211M-2019

Grade	B211 7075
Corresponding Standard	ASTM B211/B211M-2019 Standard Specification for Aluminum and Aluminum-Alloy Rolled or Cold Finished Bar, Rod, and Wire
Classification	Aluminum and Aluminum Alloys

B211 7075 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Cr	Cu	Ti	Zn	Mg	Other Individual	Other Total	More
Minimum Value	-	-	-	0.18	1.2	-	5.1	2.1	-	-	Al余量
Maximum Value	0.5	0.4	0.3	0.28	2	0.2	6.1	2.9	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.

B211 7075 Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
d≤3.2	Annealing (O)	≤275
3.2＜d≤200	Annealing (O)	≤275		in 50mm ≥10
d≤3.2	Solution Heat Treatment + Artificial Aging (T6)	≥530	≥455
3.2＜d≤100	Solution Heat Treatment + Artificial Aging (T6)	≥530	≥455	in 50mm ≥7
d≤3.2	Solution Heat Treatment + Artificial Aging (T62)	≥530	≥455
3.2＜d≤100	Solution Heat Treatment + Artificial Aging (T62)	≥530	≥455	in 50mm ≥7
d≤3.2	Solution Heat Treatment + Stress Relief + Artificial Aging (T651)	≥530	≥455
3.2＜d≤100	Solution Heat Treatment + Stress Relief + Artificial Aging (T651)	≥530	≥455	in 50mm ≥7
100＜d≤160	Solution Heat Treatment + Stress Relief + Artificial Aging (T651)	≥515	≥440	in 50mm ≥7
160＜d≤200	Solution Heat Treatment + Stress Relief + Artificial Aging (T651)	≥505	≥425	in 50mm ≥7
d≤3.2	Solid Solution Heat Treatment + Quenching + Double Aging (T73)	≥470
3.2＜d≤100	Solid Solution Heat Treatment + Quenching + Double Aging (T73)	≥470	≥425	in 50mm ≥10
100＜d≤120	Solid Solution Heat Treatment + Quenching + Double Aging (T73)	≥455	≥380	in 50mm ≥8
120＜d≤160	Solid Solution Heat Treatment + Quenching + Double Aging (T73)	≥440	≥360	5*diameter(5.65√A) ≥7
d≤3.2	Solid Solution Heat Treatment + Quenching + Permanent Strain 1% to 3% + Double Aging (T7351)	≥470
3.2＜d≤100	Solid Solution Heat Treatment + Quenching + Permanent Strain 1% to 3% + Double Aging (T7351)	≥470	≥425	in 50mm ≥10
100＜d≤120	Solid Solution Heat Treatment + Quenching + Permanent Strain 1% to 3% + Double Aging (T7351)	≥455	≥380	in 50mm ≥8
120＜d≤160	Solid Solution Heat Treatment + Quenching + Permanent Strain 1% to 3% + Double Aging (T7351)	≥440	≥360	5*diameter(5.65√A) ≥7

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