C120U | 1.1555 Material Datasheet
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| Material Number | Material Number (single) | Standard | Range of Application | Standard Status | Country | Successor | Remark |
|---|---|---|---|---|---|---|---|
| 1.1555 (DIN EN ISO 4957 : 2001-02) | 1.1555 | DIN EN ISO 4957 : 2001-02 | DIN EN ISO 4957 : 2001-02 replaced by DIN EN ISO 4957 : 2018-11 | Replaced | Germany | C120U | C120U is a water hardening (chill hardening) tool steel. It achieves in hardened condition at least 62 HRC. Application: turning chisels, scraper, drills, countersinks, special tools for watchmakers. |
Chemical Composition
| C [%] | Mn [%] | P [%] | S [%] | Si [%] | Source |
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Mechanical Properties
| Semi-finished Product | Condition | Temperature [°C] | Hardness HB | HBW | Hardness HRC | Source | Remark |
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Physical Properties
| Temperature [°C] | Density [g/cm³] | Source |
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Heat Treatment
| Heat Treatment | Step | Temperature [°C] | Medium | Source |
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Cross Reference
| Material Name | Country | Standard | Source |
|---|---|---|---|
| C120U | Europe | EN ISO 4957 | |
| C120U | International | ISO 4957 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| TC13 | India | IS 1570 : Part 6 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 118T3 | India | IS 1570 : Part 6 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| 118T3 | India | IS 3748 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| SK120 | Japan | JIS G 4401 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| U12A-1 | Russia | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach | |
| У12A-1 | Russia | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach | |
| STC120 | South Korea | KS D 3751 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| A686 Type W1 | USA | ASTM A686 | Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008 |
| W1 | USA | AISI | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| W112 | USA | SAE J 438 | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
| T72301 | USA | UNS | Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach |
Material Compliance
| REACh | RoHS |
|---|---|
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C120U (1.1555; DIN EN ISO 4957 : 2001-02)
Linear-elastic
| Temperature [°C] | Young's modulus [GPa] | Poisson's ratio |
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Density
| Temperature [°C] | Density [g/cm³] |
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Classification
| WIAM Material | Source description |
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Designation
| Designation | Material number | Source |
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