A7

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France AFNOR NF A7 Aluminium and aluminium alloys. Rolled products for general use. Characteristics. and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A7 / A7

Category	Grade	Standard	Region/Area	Standard Content
Metals	A7	NF A50-451	France	Aluminium and aluminium alloys. Rolled products for general use. Characteristics.

Chemical composition(mass fraction)(wt.%) of the A7

Element	Min	Max	Similar
Zn	-	0.0600	-
Total Others	-	0.1500	-
Total Each	-	0.0200	-
Ti	-	0.0300	-
Si	-	0.1500	-
Mn	-	0.0200	-
Mg	-	0.0200	-
Fe	-	0.1500	-
Cu	-	0.0300	-
Al	99.8000	-	-
Zn	-	0.0400	-
V	-	0.0200	-
Total Others	-	0.2000	-
Total Each	-	0.0200	-
Ti	-	0.0200	-
Si	-	0.1000	-
Mn	-	0.0200	-
Mg	-	0.0200	-
Ga	-	0.0200	-
Fe	-	0.1500	-
Cu	-	0.0100	-
Al	99.8000	-	-
Zn	-	0.0600	-
Total Each	-	0.0200	-
Ti	-	0.0200	-
Si	-	0.1500	-
Mn	-	0.0200	-
Mg	-	0.0200	-
Ga	-	0.0300	-
Fe	-	0.1500	-
Cu	-	0.0300	-
Al	99.8000	-	-
Zn	-	0.0600	-
Total Each	-	0.0200	-
Ti	-	0.0200	-
Si	-	0.1500	-
Mn	-	0.0200	-
Mg	-	0.0200	-
Ga	-	0.0300	-
Fe	-	0.1500	-
Cu	-	0.0300	-
Al	99.8000	-	-
Zn	-	0.0600	-
Total Each	-	0.0200	-
Ti	-	0.0200	-
Si	-	0.1500	-
Mn	-	0.0200	-
Mg	-	0.0200	-
Ga	-	0.0300	-
Fe	-	0.1500	-
Cu	-	0.0300	-
Al	99.8000	-	-

Mechanical Properties of steel grade A7

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
697 (≥)	396 (≥)	14	44	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	122

Physical Properties of steel grade A7

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
14	-	-			0.33	-
751	384	-	22.3	114		-
129	-	23	21.2			214	133

Heat Treatment of steel grade A7

Heat treated : 1746°C - 1292°C

Technological Curves of steel grade A7

No Curve

Cross Reference Table (Equivalent Grade) of A7

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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A7