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Characteristics for grade 1903 ( 1903 )

Grade :	1903 ( 1903 )
Classification :	Aluminium wrought alloys
Equivalent grades:	Is absent

Chemical composition in % for grade 1903 ( 1903 )

Fe	Si	Mn	Cr	Ti	Al	Cu	Zr	Be	Mg	Zn	Impurity
max 0.35	max 0.25	0.05 - 0.15	0.12 - 0.25	0.03 - 0.1	90.57 - 92.69	max 0.2	0.07 - 0.12	0.0002 - 0.003	2.1 - 2.6	4.7 - 5.3	all 0.1

Comment: Al is a basis; the percentage of Al is given approximately.

Specification :

Mechanical properties :
s_в	- Tensile strength , [MPa]
s_T	- Yield stress, [MPa]
d₅	- Specific elongation at fracture , [ % ]
y	- Reduction of area , [ % ]
KCU	- Impact strength , [ kJ / m²]
HB	- Brinell hardness , [MPa]

Physical properties :
T	- Test temperature , [Grade]
E	- Young modulus , [MPa]
a	- Coefficient of linear expansion (range 20^o - T ) , [1/Grade]
l	- Termal (heat) condition coefficient , [Watt/(m·Grade)]
r	- Density , [kg/m³]
C	- Specific heat ( range 20^o - T ), [J/(kg·Grade)]
R	- Electrical resistance , [Ohm·m]

1903 ( 1903 ) - Aluminium wrought alloys: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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