Precision bearings, automotive components (brakes, steering, line shaft), bicycle, agitators, appliances, sliders, quick couplings, machine tool, lock mechanisms, conveyor belts, skates, pens, pumps, castors, measurement instruments, valves.
Low alloy martensitic chrome steel, AISI 52100 thanks to its high hardness, wear resistance, surface finishing and dimensional precision, it is widely used to manufacture mechanical components.
Applications
|
|---|
Chemical composition
%C
|
%Si
|
%Mn
|
%P
|
%S
|
%Cr
|
-
|
-
|
-
|
-
|
-
|
-
|
|---|---|---|---|---|---|---|---|---|---|---|---|
0.95-1.10
|
0.35 max
|
0.20-0.50
|
0.025 max
|
0.025 max
|
1.30-1.60
|
-
|
-
|
-
|
-
|
-
|
-
|
International standards
ITA
|
USA
|
GER
|
FRA
|
EN
|
RUS
|
CHN
|
JAP
|
|---|---|---|---|---|---|---|---|
100Cr6
|
52100
|
1.3505
|
100C6
|
EN31
|
9Ch1
|
GCr15
|
SUJ2
|
Physical / mechanical / thermal / electric / magnetic properties
Property
|
Symbol
|
U.o.M.
|
Type
|
Notes
|
Values
|
|---|---|---|---|---|---|
Density
|
d
|
[g/cm3]
|
Physical
|
Room temp.
|
7.80
|
Young's modulus
|
E
|
[GPa]
|
Mechanical
|
-
|
200
|
Specific heat
|
c
|
[J/kg-K]
|
Thermal
|
Room temp.
|
464
|
Coefficient of linear thermal expansion
|
a
|
[10^-6/ºC]
|
Thermal
|
(?T=0-100°C)
|
12.3
|
Thermal conductivity
|
?
|
[W/(m·K)]
|
Thermal
|
Room temp.
|
42.4
|
Electric resistivity
|
?
|
[O*m*10^-9]
|
Electric
|
-
|
215
|
Relative magnetic permeability
|
µ
|
-
|
Magnetic
|
Ferromagnetic
|
> 300
|
Technical data
Property
|
Type
|
U.o.M.
|
Values
|
U.o.M.
|
Values
|
|---|---|---|---|---|---|
Hardness
|
Mechanical
|
[HRC]
|
60 - 66
|
-
|
-
|
Ultimate compressive strength
|
Mechanical
|
[MPa]
|
2500 - 2600
|
[psix10^3]
|
362 - 377
|
Service temperature
|
Thermal
|
[ºC]
|
-60 / 150
|
[ºF]
|
-76 / 302
|
Range
Diameters
|
U.o.M.
|
Diameters
|
U.o.M.
|
Precision Grade (ISO 3290)
|
|---|---|---|---|---|
0.250 - 300.000
|
[mm]
|
1/64 - 12
|
["]
|
G3-5-10-16-20-25-28-40-60-100-200-500-1000
|