Changzhou WL Allotech Material Co.,Ltd
Changzhou WL Allotech Material Co.,Ltd
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Weartech Wt-1 Welding Electrode - Cobalt Based Alloy Hard Facing Electrode Metal Wear High Temperature Valve
WL-Co1 is a cobalt based welding mateiral that has the highest hardness and wear resistance of the standard cobalt alloys. WDCo1 is used in elevated temperature, high wear applications. Exceptional resistance to metal-to-metal wear in corrosive media at high temperatures.
Common Names: Stellite 1, BISHILITE (MHA) No.1, Weartech WT-1
Standard:AWS / ASME: A5.13 / SFA5.13 ECoCr-C
Chemical Composition(%)
| Co | Cr | W | C | Ni | Mo | Others |
| Bal. | 28-32 | 11-13 | 2.0-3.0 | <3.0 | <1.0 | Fe, Si, Mn |
Characterisitic
| Abrasion Resistance | Excellent |
| Impact Resistance | Moderate |
| Corrosion Resistance | Good |
| Hardness | HRC 50-60 |
| Deposit Layers | 2 Max |
| Deposit Cross Checks | * Possible |
| Magnetic | No |
| Hot Wear Hardness | Excellent |
| Machineability | Diffcult |
Specification
| AWS / ASME: A5.13 / SFA5.13 ECoCr-C | |
| Metal to metal Wear | Excellent |
| Cold / Hot Abrasion | Excellent / Excellent |
| Erosion / Corrosion | Excellent / Excellent |
| Impact Resistance | Unsatisfactory |
| Magnetic | No |
| Deposit Layers | 2 Max |
| Thermal Conductivity | 14.5 W/m.K, 100.5 Btu-in/hr/ft2/°F |
| Electrical Resistivity | 94.0 µ-ohm.cm, 37.0 µ-ohm.inch |
Packing Details
For length 350mm 5kg per Vacuum Pack, 1 Vacpak inside a Carton
a carton 4 packs a total of 20kg, then put them in wooden boxes or trays.
Packaging details can also be customized according to customer requirements.
Applications
Used to make rotating sealing ring, gouge type bearing sleeve, drill head, etc
Hydro pulper disc
Oil drilling tools
Mixer seals and rotors
Type We Could Offer
| Trademark | Nominal Chemical Composition | HRC | Application | Reference Standard | |||||||||
| C | Cr | Si | W | Ni | Fe | Mn | Mo | Co | others | ||||
| WL Co1 | 2.1 | 30.0 | 1.0 | 14.0 | ≤3.0 | ≤5.0 | ≤2.0 | ≤1.0 | Bal. | <1.0 | 48-54 | Valve seat insets, bearing, sawteeth, rotary ring, Pump Sleeves | Stellite 1, ECoCr-C |
| WL Co6 | 1.0 | 29.0 | 1.0 | 4.5 | ≤3.0 | ≤5.0 | ≤2.0 | ≤1.0 | Bal. | <1.0 | 38-44 | Engine valve, high temperature valve, turbine blade | Stellite 6, ECoCr-A |
| WL Co12 | 1.4 | 30.0 | 1.4 | 8.5 | ≤3.0 | ≤5.0 | ≤2.0 | ≤1.0 | Bal. | <1.0 | 44-50 | Pressure valves, sawteeth screw fights | Stellite 12, ECoCr-B |
| WL Co21 | 0.2 | 28.0 | 1.0 | ≤3.0 | ≤5.0 | ≤2.0 | 5.5 | Bal. | <1.0 | 20-40 | Fluid valve seat, turbine blades, hot forging die | Stellite 21, ECoCr-E | |
| WL Co25 | 0.15 | 20.0 | 1.0 | 14.0 | 10.0 | ≤5.0 | ≤2.0 | ≤1.0 | Bal. | <1.0 | 22-40 | High temperature and corrosion-resistant valve sealing surface, pressure casting dies, etc. | Stellite 25 |