Material no. 1.4109
AISI 440A | X70CrMo15
A high carbon martensitic stainless steel alloyed with Cr and Mo. It has moderate corrosion resistance and extremely high hardness and wear resistance in the heat treated condition and is widely used for cutting tools.
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- 1.00 – 350 mm
Details at a glance
Chemical composition (AISI 440)
C
0.60 - 0.75 %
Cr
16.0 - 18.0 %
Si
max. 1.0 %
Mn
max. 1.0 %
P
max. 0.04 %
S
max. 0.03 %
Mo
max. 0.75 %
Cu
max. 0.5 %
Density
g/cm³
7.75
