| Category | Metal , Ferrous Metal , Tool Steel , Oil-Hardening Steel |
| Manufacturer | Crucible Steel |
| Trade Name | KETOS® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Crucible Steel KETOS® Tool Steel, AISI O1.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 7.83 g/cc | 0.283 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Brinell | 187 - 221 | 187 - 221 | |
| Hardness, Rockwell C | 63 - 65 | 63 - 65 | hardened at 1475°F then quenched |
| 39 - 41 @Tempering Temp. 538 °C |
39 - 41 @Tempering Temp. 1000 °F |
hardened at 1475F then tempered | |
| 43 - 45 @Tempering Temp. 482 °C |
43 - 45 @Tempering Temp. 900 °F |
hardened at 1475F then tempered | |
| 48 - 50 @Tempering Temp. 427 °C |
48 - 50 @Tempering Temp. 800 °F |
hardened at 1475F then tempered | |
| 51 - 53 @Tempering Temp. 371 °C |
51 - 53 @Tempering Temp. 700 °F |
hardened at 1475F then tempered | |
| 55 - 57 @Tempering Temp. 316 °C |
55 - 57 @Tempering Temp. 600 °F |
hardened at 1475F then tempered | |
| 58 - 60 @Tempering Temp. 260 °C |
58 - 60 @Tempering Temp. 500 °F |
hardened at 1475F then tempered | |
| 60 - 62 @Tempering Temp. 232 °C |
60 - 62 @Tempering Temp. 450 °F |
hardened at 1475F then tempered | |
| 61 - 63 @Tempering Temp. 204 °C |
61 - 63 @Tempering Temp. 400 °F |
hardened at 1475F then tempered | |
| 62 - 64 @Tempering Temp. 177 °C |
62 - 64 @Tempering Temp. 350 °F |
hardened at 1475F then tempered | |
| 63 - 65 @Tempering Temp. 149 °C |
63 - 65 @Tempering Temp. 300 °F |
hardened at 1475F then tempered | |
| Modulus of Elasticity | 207 GPa | 30000 ksi | |
| Charpy Impact | 19.0 J @Tempering Temp. 149 °C |
14.0 ft-lb @Tempering Temp. 300 °F |
hardened at 1475°F then tempered; C-notch |
| 38.0 J @Tempering Temp. 177 °C |
28.0 ft-lb @Tempering Temp. 350 °F |
hardened at 1475°F then tempered; C-notch | |
| 40.7 J @Tempering Temp. 204 °C |
30.0 ft-lb @Tempering Temp. 400 °F |
hardened at 1475°F then tempered; C-notch | |
| 40.7 J @Tempering Temp. 260 °C |
30.0 ft-lb @Tempering Temp. 500 °F |
hardened at 1475°F then tempered; C-notch | |
| 43.4 J @Tempering Temp. 316 °C |
32.0 ft-lb @Tempering Temp. 600 °F |
hardened at 1475°F then tempered; C-notch |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 12.6 µm/m-°C @Temperature 21.1 - 204 °C |
7.00 µin/in-°F @Temperature 70.0 - 400 °F |
|
| 13.3 µm/m-°C @Temperature 21.1 - 427 °C |
7.40 µin/in-°F @Temperature 70.0 - 800 °F |
||
| 14.0 µm/m-°C @Temperature 21.1 - 538 °C |
7.80 µin/in-°F @Temperature 70.0 - 1000 °F |
||
| Thermal Conductivity | 34.5 W/m-K @Temperature 95.0 °C |
239 BTU-in/hr-ft²-°F @Temperature 203 °F |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Carbon, C | 0.90 % | 0.90 % | |
| Chromium, Cr | 0.50 % | 0.50 % | |
| Iron, Fe | 96.55 % | 96.55 % | as balance |
| Manganese, Mn | 1.25 % | 1.25 % | |
| Silicon, Si | 0.30 % | 0.30 % | |
| Tungsten, W | 0.50 % | 0.50 % |
| Chemical Properties | Metric | English | Comments |
|---|---|---|---|
| Critical Temperature | 743 °C | 1370 °F |