1.8509
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41CrAlMo7-10
Nitriding steel
LK3 steel is optimised for nitriding, ideal for large components that face intense and/or cyclic stresses. The presence of molybdenum increases its resistance to post-renewal brittleness.
Number
1.8509
Aisi
LK3
Grade
41CrAlMo7-10
Chemical composition 1.8509
Indicative values in %
Carbon (C)
1,41
Silicon (Si)
0,40
Manganese (Mn)
0,60
Chromium (Cr)
1,70
Molybdenum (Mo)
0,30
Nickel (Ni)
–
Tungsten (W)
–
Aluminium (Al)
1,50
Cobalt (Co)
–
Vanadium (V)
–
Titanium (Ti)
–