|
|
|
|
|
| Ball Bearing Steels |
|
| Application (SAE-52100): |
| Supreme manufactures common ball bearings constructed of SAE 52100 chromium-alloy, high-carbon ball bearing steel, which is suitable for most applications. Further, we also manufacture ball and rollers of bearings and inner outer rings, top rollers of spindles, threading taps, fuel injection component.
|
|
| In addition, we manufacture the application-specific grades of ball bearing steels as described below: |
|
|
|
Grade |
|
|
Their application |
|
|
303 |
|
|
Highly suitable for manufacturing of machined components such nozzles, couplings, threaded bars, machined shafts and other
critical applications. |
|
|
|
304 &
304 L |
|
|
Suitable for Food processing machines, Furniture, Airport trolleys, Handles for buckets, Desks, Drawers and other machined components like fasteners, etc. |
|
|
|
316 &
316 L |
|
|
Suitable for tough machined components for Chemical, Petrochemical and Power Generation Industries, Threaded Bars, Critical Shafts etc. |
|
|
|
410, 420 & 416 |
|
|
Suitable for Pump shafts, Surgical instruments, Kitchenware, Automotive component, etc. |
|
|
|
440-C |
|
|
Suitable for professional cutlery, balls, wire drawing and bar |
|
|
|
|
| Chemical composition / Equivalent Grades of Ball Bearing Steels produced by Supreme: |
|
|
|
Standard |
|
DIN |
|
AISI |
|
BS |
|
AFNOR |
|
UNI |
|
CSN |
|
|
|
|
|
1.3505 |
|
E52100 |
|
S.135 |
|
100Cr6 |
|
100Cr6 |
|
14109 |
|
|
|
|
|
|
Composition |
|
C |
|
Cr |
|
Si |
|
Mn |
|
Pmax |
|
Smax |
|
|
|
|
|
0.95-1.10 |
|
1.30-1.60 |
|
0.15-0.35 |
|
0.25-0.45 |
|
0.025 |
|
0.025 |
|
|
|
|
| Hardness / Tensile Strength: |
|
|
|
|
|
Wire Rod |
|
Wire for ball/roller |
|
Wire for needle |
|
|
Hardness HRB |
|
88 - 92 |
|
94 - 97 |
|
---- |
|
|
|
Hardness BHN |
|
175 - 193 |
|
204 - 221 |
|
266 - 311 |
|
|
|
Tensile Strength (N/mm2) |
|
590 - 650 |
|
690 - 750 |
|
900 - 1050 |
|
|
|
|
|
|
|
