Materials of our bushings--Cobalt-Based Alloy
---Excellent wear and corrosion resistance even at high temperatures up to 800
SYTOP cobalt base alloys are a range of cobalt-chromium-tungsten alloys with wear, corrosion, and high thermal resistance. It is widely used in oil & gas, machinery, wood cutting, automotive, paper and food processing industry etc.
Chemical compositions and properties (%)
Brand | C | Mn | Si | Cr | Ni | Mo | W | Co | Fe | P | S | Density (g/cm3) | Hardness (HRC) |
TOPS 3 | 2.0-2.7 | 1.0 | 1.0 | 29-33 | 3.0 |
| 11-14 | Bal. | 3.0 | ≤0.03 | ≤0.03 | 8.55 | 51-55 |
TOPS 6 | 0.9-1.4 | 1.0 | 1.5 | 27-31 | 3.0 | 1.5 | 3.5-5.5 | Bal. | 3.0 | ≤0.03 | ≤0.03 | 8.35 | 38-44 |
TOPS 12 | 1.1-1.7 | 1.0 | 1.0 | 28-32 | 3.0 |
| 7.0-9.5 | Bal. | 3.0 | ≤0.03 | ≤0.03 | 8.40 | 44-49 |
TOPS 20 | 2.2-3.0 |
| 2.0 | 30-34 | 3.0 | 1.0 | 14-18 | Bal. | 3.0 | ≤0.05 | ≤0.05 | 8.65 | 53-59 |
TTG 25 | 2.2-2.8 | 1-3 |
| 27-32 | 7 | Ta/Nb | 14-19 | Bal. | 2-5 |
|
| 8.84 | 57-60 |
TTG 35 | 3.3-3.8 | 1-3 |
| 27-32 | 7 | Ta/Nb | 14-19 | Bal. | 2-5 |
|
| 8.80 | 60-63 |
T400 | 0.04 |
| 2.5-2.7 | 8-10 |
| 27-29 |
| Bal. |
|
|
|
| 55 |
T800 | 0.04 |
| 3.2-3.6 | 16-18 |
| 27-29 |
| Bal. |
|
|
|
| 58 |
The production process of our bushings
1. Powder metallurgy process
A. Better metallurgical structure, better strength
B. Various types of automatic pressing machines from 3 tons to 630 tons. The ordered profiles
can be very flexible.
2. Investment casting process
With different furnace volumes, the order quantity can be very flexible.
3. Machining
CNC, lathing, drilling, milling, grinding, wire cutting, polishing
Technical requirements of our bushings
Your demands are dimensions, drawings, tolerance, surface finish, and radius.
Let us know your demands, and we'll reply within 12 hours.
Packaging and Shipping
