|
|
| SAE
52100 ( DIN 100Cr6 / B.S. En 31 ) |
| Description
of Material |
| High
carbon high chrome steel gives high hardness and superior wear - resistance |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
0.98-
1.10 |
0.15-
0.30 |
0.25-
0.45 |
0.025
max. |
0.025
max. |
- |
- |
1.30-
1.60 |
- |
- |
|
Bal
ance
|
- |
| General
Applications |
| Balls
made from this steel are primarily used for bearings and other automotive
applications like Constant Velocity Joints and Steering Assemblies. |
| SAE
1010 ( DIN. 1.1121 ) |
| Description
of material |
| Balls
of this steel are case hardened which has a carburized case and a soft
core. This is an excellent base for Nickel or Chrome plating for sensors
and cosmetics application. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.08-0.13 |
0.10
max. |
0.30-0.60 |
0.04
max. |
0.05
max. |
- |
- |
- |
- |
- |
- |
Bal. |
- |
| General
Applications |
| This
design lends resistance to shock loads and surface wear while providing
good load carrying ability. Balls are used in applications where there
are only moderate loads and slow rotating parts. |
| SAE
1086 |
| Description
of Material |
| This
steel gives high hardness but has lesser wear resistance compared to chrome
steel. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.80-0.93 |
0.35
max. |
0.30-0.50 |
0.04
max. |
0.05
max. |
- |
- |
- |
- |
- |
|
Bal. |
- |
| General
Applications |
| These
balls have the advantage of being through hardened and can take higher
loads and provide longer life than case hardened balls, for applications
such as bicycles, casters and ball slides. |
| AISI
302 |
| Description
of Material |
| 302
has good corrosion resistance and it is slightly magnetic, when cold worked
and non - magnetic when annealed. It is a non - hardenable steel. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.15
max. |
1.00
max. |
2.00
max. |
0.045
max. |
0.03
max. |
- |
- |
17-19 |
- |
8-10 |
|
Bal. |
- |
| General
Applications |
| These
are austenitic, unhardened stainlss steels with excellent resistance to
corrosion by oxidizing agents, most organic chemicals, food stuffs and
sterilizing solutions. Hence the balls made from these steels are used
for food products, aerosols, home sprays, perfumes and medical (pharmaceuticals)
equipments. |
| AISI
304 ( DIN 1.4301 / B.S. 304 S 15 |
| Description
of Material |
| 304
steel has still higher corrosion resistance and it is slightly magnetic
when cold worked, however annealing makes it non - magnetic, it is a non
- hardenable steel. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.08
max. |
1.00
max. |
2.00
max |
0.045
max. |
0.03
max. |
- |
- |
18-20 |
- |
8-10.5 |
|
Bal. |
- |
| General
Applications |
| These
are austenitic, unhardened stainlss steels with excellent resistance to
corrosion by oxidizing agents, most organic chemicals, food stuffs and
sterilizing solutions. Hence the balls made from these steels are used
for food products, aerosols, home sprays, perfumes and medical (pharmaceuticals)
equipments |
| AISI
304 L ( DIN
1.4306 / B.S. 304 S 12 ) |
| Description
of Material |
| Same
as 304. Has exceptional weldability and used for parts that cannot be
annealed after welding. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.03
max. |
1.00
max. |
2.00
max |
0.045
max. |
0.03
max. |
- |
- |
18-20 |
- |
8-12 |
|
Bal. |
- |
| General
Applications |
| These
are austenitic, unhardened stainlss steels with excellent resistance to
corrosion by oxidizing agents, most organic chemicals, food stuffs and
sterilizing solutions. Hence the balls made from these steels are used
for food products, aerosols, home sprays, perfumes and medical (pharmaceuticals)
equipments. |
| AISI
316 ( DIN
1.4401 / B.S. 316 S 16 ) |
| Description
of Material |
| 316
steel is non - magnetic and has very good corrosion resistance, even when
exposed to marine atmosphere and sulfuric acid. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.08
max. |
1.00
max. |
2.00
max |
0.045
max. |
0.03
max. |
- |
- |
16-18 |
2-3 |
10-14 |
|
Bal. |
- |
| General
Applications |
| 316
stainless steel balls provide resistance to acidic and highly corrosive
environment therefore these balls are used in presence of sulphuric, phosphoric
and acetic acides. Mainly these are used in chemical, paper and textile
industries. |
| AISI
316 L ( Din
1.4404 / B.S. 316 S 12 ) |
| Description
of Material |
| Characteristics
same as 316 but with even higher corrosion resistance |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.03
max. |
1.00
max. |
2.00
max |
0.045
max. |
0.03
max. |
- |
- |
16-18 |
2-3 |
10-14 |
|
Bal. |
- |
| General
Applications |
| 316
stainless steel balls provide resistance to acidic and highly corrosive
environment therefore these balls are used in presence of sulphuric, phosphoric
and acetic acides. Mainly these are used in chemical, paper and textile
industries. |
| AISI
420 ( DIN 1.4021 / B.S. 420 S 37 ) |
| Description
of Material |
| 420
has good corrosion resistance and higher hardness than the 300 series
material. It is magnetic in nature. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| Over
0.15 |
1.00
max. |
1.00
max |
0.04
max. |
0.03
max. |
- |
- |
12-14 |
- |
- |
- |
Bal. |
- |
| General
Applications |
| 420
steel balls offer good hardness and brighter surface finish. Balls made
from this steel are used for special bearings and valves where corrosion
resistance is required along with the wear resistance. |
| AISI
420 B (
DIN
X30Cr13 ) |
| Description
of Material |
| Same
as 420 but with higher hardness due to higher carbon content. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.26-0.35 |
1.00
max. |
1.50
max |
0.04
max. |
0.03
max. |
- |
- |
12-14 |
- |
- |
- |
Bal. |
- |
| General
Applications |
| 420
steel balls offer good hardness and brighter surface finish. Balls made
from this steel are used for special bearings and valves where corrosion
resistance is required along with the wear resistance. |
| AISI
420 C (
DIN 1.4016 / B.S. 430 S 15 ) |
| Description
of Material |
| Same
as 420 B with still higher hardness and corrosion resistance |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.42-0.50 |
1.00
max. |
1.00
max |
0.04
max. |
0.03
max. |
0.30
max. |
- |
12.5-14.5 |
- |
1.00
max. |
|
Bal. |
- |
| General
Applications |
| 420
steel balls offer good hardness and brighter surface finish. Balls made
from this steel are used for special bearings and valves where corrosion
resistance is required along with the wear resistance. |
| AISI
440 C (
DIN 1.4125 ) |
| Description
of Material |
| This
gives the highest hardness in the stainless steel family, and it also
has good corrosion resistance. It is magnetic in all conditions. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.95-1.20 |
1.00
max. |
1.00
max |
0.04
max. |
0.03
max. |
- |
- |
16-18 |
0.75
max. |
- |
|
Bal. |
- |
| General
Applications |
| Balls
made from this steel are used in bearing, nozzles and valves where lubrication
is poor or absent. |
| AISI
S-2 (
ASTM A681 ) |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Mo |
Va |
| 0.47-0.55 |
0.90-1.10 |
0.30-0.50 |
0.030 max. |
0.030 max. |
0.30-0.60 |
0.5 max. |
| AISI
430 L (
DIN 1.4016 / B.S. 430 S 15 ) |
| Description
of Material |
| General
- purpose non - hardenable steel with good corrosion resistance. |
| Chemical
Composition % |
| C |
Si |
Mn |
P |
S |
Cu |
AI |
Cr |
Mo |
Ni |
Pb |
Fe |
Zn |
| 0.12
max. |
1.00
max. |
1.00
max |
0.04
max. |
0.03
max. |
- |
- |
16-18 |
- |
- |
|
Bal |
- |
| General
Applications |
| These
balls are used for cosmetics, petroleum and chemical field where hardness
is secondary and the corrosion resistance is of prime importance. |
|
