| Category | Metal , Ferrous Metal , Tool Steel |
| Manufacturer | Crucible Steel |
| Trade Name | HALCOMB® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Crucible Steel HALCOMB® 425 Tool Steel, AISI H19.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 7.97 g/cc | 0.288 lb/in³ |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Brinell | 207 - 241 | 207 - 241 | |
| Hardness, Rockwell C | 39 - 40 @Tempering Temp. 677 °C |
39 - 40 @Tempering Temp. 1250 °F |
oil quenched from 2100°F then tempered |
| 45 - 46 @Tempering Temp. 649 °C |
45 - 46 @Tempering Temp. 1200 °F |
oil quenched from 2100°F then tempered | |
| 49 - 50 @Tempering Temp. 621 °C |
49 - 50 @Tempering Temp. 1150 °F |
oil quenched from 2100°F then tempered | |
| 51 - 52 @Tempering Temp. 593 °C |
51 - 52 @Tempering Temp. 1100 °F |
oil quenched from 2100°F then tempered | |
| 54 - 55 @Tempering Temp. 566 °C |
54 - 55 @Tempering Temp. 1050 °F |
oil quenched from 2100°F then tempered | |
| 56 - 67 @Tempering Temp. 538 °C |
56 - 67 @Tempering Temp. 1000 °F |
oil quenched from 2100°F then tempered | |
| Modulus of Elasticity | 207 GPa | 30000 ksi | |
| Charpy Impact | 8.13 J @Temperature 21.1 °C |
6.00 ft-lb @Temperature 70.0 °F |
48-50 HRC; V-notch |
| 14.9 J @Temperature 21.1 °C |
11.0 ft-lb @Temperature 70.0 °F |
38-40 HRC; V-notch | |
| 17.6 J @Temperature 260 °C |
13.0 ft-lb @Temperature 500 °F |
48-50 HRC; V-notch | |
| 20.3 J @Temperature 538 °C |
15.0 ft-lb @Temperature 1000 °F |
48-50 HRC; V-notch | |
| 31.2 J @Temperature 260 °C |
23.0 ft-lb @Temperature 500 °F |
38-40 HRC; V-notch | |
| 40.7 J @Temperature 538 °C |
30.0 ft-lb @Temperature 1000 °F |
38-40 HRC; V-notch |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 11.0 µm/m-°C @Temperature 21.1 - 204 °C |
6.10 µin/in-°F @Temperature 70.0 - 400 °F |
|
| 12.1 µm/m-°C @Temperature 21.1 - 427 °C |
6.70 µin/in-°F @Temperature 70.0 - 800 °F |
||
| 13.0 µm/m-°C @Temperature 21.1 - 649 °C |
7.20 µin/in-°F @Temperature 70.0 - 1200 °F |
||
| Thermal Conductivity | 2.23 W/m-K @Temperature 93.3 °C |
15.5 BTU-in/hr-ft²-°F @Temperature 200 °F |
|
| 2.45 W/m-K @Temperature 316 °C |
17.0 BTU-in/hr-ft²-°F @Temperature 600 °F |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Carbon, C | 0.40 % | 0.40 % | |
| Chromium, Cr | 4.25 % | 4.25 % | |
| Cobalt, Co | 4.2 % | 4.2 % | |
| Iron, Fe | 83.65 % | 83.65 % | as balance |
| Manganese, Mn | 0.40 % | 0.40 % | |
| Molybdenum, Mo | 0.40 % | 0.40 % | |
| Silicon, Si | 0.40 % | 0.40 % | |
| Tungsten, W | 4.2 % | 4.2 % | |
| Vanadium, V | 2.1 % | 2.1 % |
| Chemical Properties | Metric | English | Comments |
|---|---|---|---|
| Critical Temperature | 838 °C | 1540 °F |