Trimet Prag s.r.o.

EN AB-46100 << back

Chemical designation: EN AB-AlSi11Cu2(Fe)
Previous Swedish standard: Type -

Chemical composition:

	Min %	Max %
Si	10,0	12,0
Fe	0,45	1,0
Cu	1,5	2,5
Mn	-	0,55
Mg	-	0,30
Cr	-	0,15
Ni	-	0,45
Zn	-	1,7
Pb	-	0,25
Sn	-	0,25
Ti	-	0,20

General description of properties:
Alloy with very good castability, excellent fluidity and good machinability.

Suitable applications:
For wide range of applications. Particularly suitable for thin-wall castings.

Heat treatment:
Not usually age hardened.

Others each max 0,05%
and total max 0,15%

Casting characteristics, S-Sand cast, K-Chill cast:

Solidification range, ºC, about	Casting temperature ºC, about	Fluidity	Resistance to hot tearing	Shrinkage %, about	Pressure tightness
580-530	650-700	Excellent	Good	0,5 - 0,8	Good

Mechanical properties of separately untreated cast test bars:

Tensile strength, Rm, MPa, min.	Proof stress Rp0,2, MPa, min.	Elongation A50, %, min.	Brinell hardness HBS, min.
240	140	<1	80

Mechanical and physical properties:

Density Kg/Dm³	Strength	Machinability	Weldability	Resistance to corrosion
2,75	Good	Satisfact.	Poor	Poor

Decorative anodizing	Ability to be polished	Linear thermal expansion 293-373ºK, ºK¯¹	Electrical conductivity MS/m	Thermal conductivity W/mºK
Not recom.	Satisfact.	20 x 10¯6	14 – 18	120 - 130