SMG Workpiece materials – Classification
Hard materials
SMG Description
Properties
Reference 16 MnCr 5 60 HRC 42 CrMo 4 50 HRC
k c1.1 2070
m c
H3
Case-hardened steels
58 < HRC < 62
0,14
H5
Quenched & Tempered steels Quenched & Tempered steels Bearing steels Tool steels High Speed Steels (HSS)
38 < HRC < 56
2320
0,18
H7
56 < HRC < 64
100 Cr 6 60 HRC
2480
0,17
H8
38 < HRC < 64
X 40 CrMoV 5 1 50 HRC
2750
0,20
H11
Martensitic stainless steels
38 < HRC < 50
X 20 Cr 13 45 HRC
2300
0,15
H12
Maraged and precipitation- hardened stainless steels
1200 < R m < 1650
X 5 CrNiCuNb 16 4 R m = 1450 N/mm 2
2410
0,17
H21
Manganese steels
23 < HRC < 64
X 120 Mn 12 50 HRC
0
H31
White cast irons
50 < HRC < 64
EN-GJN-HV600(XCr11) 55 HRC
0
Other difficult materials
SMG Description
Properties
Reference
k c1.1
m c
PM1
Low-alloy PM-materials
F-0008 Fe-0.7C
0
PM2
Medium-alloy PM-materials
FLC-4608 Fe2Cu1.8Ni 0.5Mo0.2Mn0.8C
0
PM3
High-alloy PM-materials Exhaust valve seat materials, etc. Hardfacing alloys Welded or plasma-deposited iron-based alloys Hardfacing alloys Welded or plasma-deposited cobalt- and nickel-based alloys Sintered tungsten carbide
0
HF1
0
HF2
0
CC1
G50
0
910
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