SMG Workpiece materials – Classification
Cast irons
SMG Description
Properties
Reference EN-GJL-250
k c1.1
m c
K1
Grey cast irons (GCI)
930
0,32
K2
Compacted graphite irons (CGI)
EN-GJV-400
1000
0,35
K3
Malleable cast irons (MCI)
EN-GJMB-550-4
1050
0,37
K4
Nodular cast irons (SGI)
EN-GJS-500-7
1160
0,37
K5
Austempered ductile irons (ADI)
EN-GJS-1000-5
0
K6
Austenitic lamellar cast irons
EN-GJLA-XNiCuCr15-6-2
0
K7
Austenitic nodular cast irons
EN-GJSA-XNiMn23-4
0
Non-ferrous metals
SMG Description
Properties
Reference
k c1.1
m c
N1
Aluminium alloys, Si < 9%
AW-7075
0
N2
Aluminium alloys, 9% < Si < 16%
AC-44200 Si = 12%
0
N3
Aluminium alloys, Si >16%
AlSi17Cu5
0
N11
Copper alloys
CW614N
740
0,26
Superalloys and titanium
SMG Description
Properties
Reference
k c1.1
m c
S1
Iron-based superalloys
Discalloy
0
S2
Cobalt-based superalloys
Stellite 21
0
S3
Nickel-based superalloys
Inconel 718
2530
0,21
S11
Titanium, low alloyed, ( a )
Ti
0
S12
Titanium, medium alloyed, ( a +β) Titanium, high alloyed, (near β and β)
TiAl6V4
1500
0,24
S13
Ti10V2Fe3Al
0
909
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