Low precision bearings, furniture bearings, bicycle and automotive components, agitators, sliding rails, drawer rails, skates, roller conveyors, castors, locks, bearing units, polishing and milling machines.
High carbon steel balls, are through hardened. They feature by very good hardness and wear resistance.
Applications
|
|---|
Chemical composition
Standard
|
%C
|
%Si
|
%Mn
|
%P
|
%S
|
%Cr
|
%Ni
|
%Mo
|
%(Cu+Sn)
|
%Al
|
-
|
|---|---|---|---|---|---|---|---|---|---|---|---|
1085
|
0.80-0.93
|
0.10-0.35
|
0.70-1.00
|
0.040 max
|
0.050 max
|
-
|
-
|
-
|
-
|
-
|
-
|
1.0616
|
0.83-0.88
|
0.10-0.30
|
0.50-0.80
|
0.030 max
|
0.030 max
|
0.15 max
|
0.20 max
|
0.050 max
|
0.25 max
|
0.010 max
|
-
|
International standards
ITA
|
USA
|
GER
|
FRA
|
UK
|
RUS
|
CHN
|
JAP
|
|---|---|---|---|---|---|---|---|
C90
|
1085
|
1.0616
|
XC90
|
C85S
|
85 (A)
|
82B
|
SWRH87B
|
Physical / mechanical / thermal / electric / magnetic properties
Property
|
Symbol
|
U.o.M.
|
Type
|
Notes
|
Values
|
|---|---|---|---|---|---|
Density
|
d
|
[g/cm3]
|
Physical
|
Room temp.
|
7.85
|
Young's modulus
|
E
|
[GPa]
|
Mechanical
|
-
|
200
|
Specific heat
|
c
|
[J/kg-K]
|
Thermal
|
Room temp.
|
470
|
Coefficient of linear thermal expansion
|
a
|
[10^-6/ºC]
|
Thermal
|
(?T=0-100°C)
|
12.8
|
Thermal conductivity
|
?
|
[W/(m·K)]
|
Thermal
|
Room temp.
|
33.9
|
Electric resistivity
|
?
|
[O*m*10^-9]
|
Electric
|
-
|
175
|
Relative magnetic permeability
|
µ
|
-
|
Magnetic
|
Ferromagnetic
|
> 200
|
Technical data
Property
|
Type
|
U.o.M.
|
Values
|
U.o.M.
|
Values
|
|---|---|---|---|---|---|
Hardness
|
Mechanical
|
[HRC]
|
59 - 66
|
-
|
-
|
Ultimate tensile strength
|
Mechanical
|
[MPa]
|
700 - 800
|
[psix10^3]
|
100 - 115
|
Service temperature
|
Thermal
|
[ºC]
|
-40 / 500
|
[ºF]
|
-40 / 932
|
Range
Diameters (min/max)
|
U.o.M.
|
Diameters (min/max)
|
U.o.M.
|
Precision Grade (ISO 3290)
|
|---|---|---|---|---|
0.300 - 300.000
|
[mm]
|
1/64 - 12
|
["]
|
G10-16-20-28-40-100-200-500-1000-2000
|