GK-AlSi6Cu4 3.2151.02 - DIN 1725-2-1986

Grade	GK-AlSi6Cu4
Germany W-Nr.	3.2151.02
Corresponding Standard	DIN 1725-2-1986 Aluminium alloy, casting alloys, sand castings, gravity die castings, pressure die castings, investment castings
Classification	Aluminum and Aluminum Alloys
Density	2.75 g/cm³

GK-AlSi6Cu4 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	Ni	Cu	Ti	Pb	Zn	Sn	Mg	Other Individual	Other Total	More
Minimum Value	-	5	0.1	-	3	-	-	-	-	0.1	-	-	Al:余量
Maximum Value	1	7.5	0.6	0.3	5	0.15	2	0.3	0.1	0.5	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.

GK-AlSi6Cu4 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Cold-cast ingot; Metal mold castings	180~240	120~180	1~3	75~110

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