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Weartech International WT-190 Cobalt Hardfacing & Wear Resistant Alloy
| Category | Metal , Nonferrous Metal , Cobalt Alloy |
| Manufacturer | Weartech |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Weartech International WT-190 Cobalt Hardfacing & Wear Resistant Alloy.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Applications: tri-cone rock bits for oil drillingInformation provided by Weartech International
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 8.67 g/cc | 0.313 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell C | 50 - 62 | 50 - 62 | |
| Elongation at Yield | 0.00 - 1.0 % | 0.00 - 1.0 % | |
| Charpy Impact | <= 5.42 J | <= 4.00 ft-lb | As Cast |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 13.7 µm/m-°C | 7.60 µin/in-°F | |
| Specific Heat Capacity | 0.389 J/g-°C | 0.0930 BTU/lb-°F | |
| Melting Point | <= 1235 °C | <= 2255 °F | |
| Liquidus | 1235 °C | 2255 °F |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Carbon, C | 3.2 % | 3.2 % | |
| Chromium, Cr | 26 % | 26 % | |
| Cobalt, Co | 50.8 - 56.8 % | 50.8 - 56.8 % | |
| Iron, Fe | <= 3.0 % | <= 3.0 % | |
| Nickel, Ni | <= 3.0 % | <= 3.0 % | |
| Tungsten, W | 14 % | 14 % |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Corrosion Resistance, Hydrochloric Acid Conc. 5.65% | >20 mils/year | RT |
| >400 mils/year | Boiling | |
| Corrosion Resistance, Nitric Acid Conc. 25-65% | >20 mils/year | RT |
| >400 mils/year | Boiling | |
| Corrosion Resistance, Sulfuric Acid Conc. 5-10% | >50 mils/year | RT |
| Relative Wear Performance | Cold Abrasion | Excellent |
| Corrosion | Excellent | |
| Erosion | Excellent | |
| Hot Abrasion | Excellent | |
| Impact | Not Recommended | |
| Metal to Metal | Excellent |
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