This material is austenitic stainless steel, these balls have good workability. As a standard practice at the Tolia Group all stainless steel balls are supplied in a passivated condition.
Applications :
- Switches
- Low Cost Applications
- Electrical Components
AISI 52100 100cr6 Chrome Steel Taper Rollers
Chemical composition
| %C |
%Si |
%Mn |
%P |
%S |
%Cr |
%Ni |
%Cu |
%N |
| 0.15 max |
1.00 max |
6.50-9.00 |
0.100 max |
0.030 max |
14.00-17.50 |
1.50-3.50 |
1.80-4.00 |
0.050-0.250 |
International Standards and material codes
| UK |
USA |
GER |
FRA |
ITA |
| X8CrMnCuNB17-8-3 |
204 Cu |
1.4597 |
X8CrMnCuNB17-8-3 |
X8CrMnCuNB17-8-3 |
Technical Properties
| Property |
Type |
U.o.M. |
Values |
U.o.M. |
Values |
| Hardness |
Mechanical |
[HRC] |
25 - 45 |
- |
- |
| Ultimate tensile strength |
Mechanical |
[MPa] |
635 - 1195 |
[psix10^3] |
92 - 173 |
Size Range
| Product |
Size Range |
U.o.M. |
Grade Capabilities |
| Balls |
3.00 mm to 40.00 mm |
[mm] |
GR.60 to GR.2000 as per any International standard. |
| Comparison Chart- Material Corrosion Resistance |
Material
|
CORROSION RESISTANCE |
| Air |
Water |
Food |
Liquor |
Dilute Acid |
Conc. Acid |
Chemical |
| Industrial Atmosphere |
Salt Air |
Wet Steam |
Domestic Water |
Sea Water |
Food Product |
Fruit & Veg. Juice |
Dairy Product |
Hot Sulfate |
Dye |
HCL |
H2SO4 |
HNO3 |
Phosphoric |
H2SO4 |
HNO3 |
Phosphoric |
Ammonia |
Alkaline Salt |
| AISI-E-52100 |
3 |
← |
4 |
4 |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
2 |
3 |
| AISI-420 |
2 |
4 |
1 |
1 |
← |
3 |
3 |
2 |
← |
3 |
← |
← |
← |
← |
← |
← |
← |
2 |
3 |
| AISI 420C |
2 |
4 |
1 |
1 |
← |
3 |
3 |
2 |
← |
3 |
← |
← |
← |
← |
← |
← |
← |
2 |
3 |
| AISI 440C |
2 |
3 |
2 |
2 |
← |
2 |
2 |
3 |
← |
4 |
← |
← |
← |
← |
← |
← |
← |
3 |
2 |
| AISI 304/302 |
2 |
1 |
1 |
1 |
1 |
1 |
2 |
2 |
1 |
4 |
2 |
2 |
2 |
2 |
😑 |
2 |
2 |
1 |
1 |
| AISI 316 |
2 |
1 |
1 |
1 |
1 |
1 |
1 |
1 |
2 |
4 |
← |
2 |
1 |
2 |
1 |
1 |
1 |
1 |
2 |
| AISI 1085 |
3 |
← |
4 |
4 |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
← |
2 |
3 |
1=Excellent 2 = Good 3 = Fair 4 = Poor
← Will not withstand corrosion
😑 Varies
* = satisfactory only over 75% concentration
