 |
| AISI Number |
C% |
Si% |
Mn% |
Cr% |
Ni% |
Mo% |
P% |
S% |
Property |
| AISI 304 |
0.07
Max |
1.00
Max |
2.00
Max |
17.0~
19.0 |
8.0~
10.5 |
|
0.045
Max |
0.03
Max |
Slightly magnetic ,Flat surface HRC 25min.
Better corrosion resistance than 4 series stainless steel |
| AISI 316 |
0.07
Max |
1.00
Max |
2.00
Max |
16.5~
18.5 |
10.5~
13.5 |
2.00~
2.50 |
0.045
Max |
0.03
Max |
Slightly magnetic ,Flat surface HRC 25min.
Better corrosion resistance than SS304
specially against Sulfuric acid and ink/bleach/nitric acid |
| AISI 420 |
0.07~
0.25 |
1.00
Max |
1.00
Max |
12.0~
14.0 |
|
|
0.045
Max |
0.03
Max |
Magnetic,martensite steel.
flat surface HRC 50min,
better corrosion resistant than SS440 |
| AISI 430 |
0.08
Max |
1.00
Max |
1.00
Max |
15.5~
17.5 |
|
|
0.045
Max |
0.03
Max |
Ferritic stainless steel,better
corrosion resistant than 3 series
at higher temperature
Flat surface HRB 85 min |
| AISI 440 |
0.95~
1.20 |
1.00
Max |
1.00
Max |
16.0~
18.0 |
|
|
0.045
Max |
0.02
Max |
Martensite,fair corrosion to water,
alcohol,oil and food product,
flat surface HRC 58 min |
*Austenitic steel (AISI 304/316)can be demagnetized by solution heat treatment
|
Application : |
Valve,aerosol and finger pump,bearings,and electronic components
|
|
Density : |
7.94g/cm3 |
|
Grade : |
5~1000 |
|
Size : |
1mm~1" |
|
|
Chemical Composition
Steel ball
