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Crucible Compaction Metals CPM® VIM CRU® 20®
| Category | Metal , Ferrous Metal , Tool Steel |
| Manufacturer | Crucible Compaction Metals |
| Trade Name | CPM® VIM CRU® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Crucible Compaction Metals CPM® VIM CRU® 20®.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
CPM® VIM CRU® 20® is a vacuum induction melted, cobalt-free super high speed steel manufactured by the Crucible Particle Metallurgy (CPM®) process. VIM CRU processing is designed to meet the cleanliness and property requirements needed for critical bearing applications.Advantages:High Attainable Hardness Excellent Hot Hardness Fine Carbide Size Uniform Carbide Distribution Excellent Wear ResistanceInformation provided by Crucible Compaction Metals.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 8.172 g/cc | 0.2952 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Brinell | 262 - 285 | 262 - 285 | Annealed |
| Hardness, Rockwell C | 52 | 52 | 650°C Tempering Temperature;1150°C Hardening Temperature for 10 minutes |
| 54 | 54 | 650°C Tempering Temperature;1175°C Hardening Temperature for 5 minutes | |
| 57 | 57 | 650°C Tempering Temperature;1205°C Hardening Temperature for 3 minutes | |
| 61.5 | 61.5 | 595°C Tempering Temperature;1150°C Hardening Temperature for 10 minutes | |
| 63 | 63 | 595°C Tempering Temperature;1175°C Hardening Temperature for 5 minutes | |
| 63 | 63 | As-Quenched; 1205°C Hardening Temperature for 3 minutes | |
| 65 | 65 | As-Quenched; 1175°C Hardening Temperature for 5 minutes | |
| 65 | 65 | 595°C Tempering Temperature;1205°C Hardening Temperature for 3 minutes | |
| 66 | 66 | As-Quenched; 1150°C Hardening Temperature for 10 minutes | |
| Modulus of Elasticity | 234 GPa | 34000 ksi | |
| Flexural Strength | 3957 MPa | 573900 psi | 1150°C Hardening Temperature, 550°C Tempering Temperature; 65.6 Rockwell Hardness C |
| 4005 MPa | 580900 psi | 1190°C Hardening Temperature, 550°C Tempering Temperature; 67 Rockwell Hardness C | |
| Machinability | 35 % | 35 % | Based on W1 tool steel = 100% |
| Charpy Impact | 16.3 J | 12.0 ft-lb | 1190°C Hardening Temperature, 550°C Tempering Temperature; 67 Rockwell Hardness C |
| 17.6 J | 13.0 ft-lb | 1150°C Hardening Temperature, 550°C Tempering Temperature; 65.6 Rockwell Hardness C |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 11.2 µm/m-°C @Temperature 38.0 - 260 °C |
6.22 µin/in-°F @Temperature 100 - 500 °F |
|
| 12.4 µm/m-°C @Temperature 38.0 - 540 °C |
6.89 µin/in-°F @Temperature 100 - 1000 °F |
||
| Shrinkage | 0.220 % | 0.220 % | During hardening; 1190°C Hardening Temperature, 550°C Tempering Temperature, 67.5 Rockwell C Hardness |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Carbon, C | 1.35 % | 1.35 % | |
| Chromium, Cr | 3.75 % | 3.75 % | |
| Iron, Fe | 75.5 % | 75.5 % | As Balance |
| Manganese, Mn | 0.35 % | 0.35 % | |
| Molybdenum, Mo | 10.5 % | 10.5 % | |
| Silicon, Si | 0.25 % | 0.25 % | |
| Sulfur, S | <= 0.035 % | <= 0.035 % | |
| Tungsten, W | 6.25 % | 6.25 % | |
| Vanadium, V | 2.0 % | 2.0 % |
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