60 SiCr 7 | 1.7108 Material Datasheet
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| Material Number | Material Name | Material Number (single) | Standard | Scope | Standard Status | Country | Successor | VDA 231-106 classification | Application temperature [°C] | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1.7108 (DIN 17221 : 1988-12) | 60 SiCr 7 | 1.7108 | DIN 17221 : 1988-12 | DIN 17221 : 1988-12 replaced by DIN EN 10089 : 2003-04 | Replaced | Germany | 61SiCr7 | 1.1.1 | -30 - 100 | 1) |
| 1) Remark: The steel 60 SiCr 7 is used for hot formed springs (automotive flat springs > 7 mm) as well as for helical springs and disc springs (also for mechanical engineering). |
Chemical Composition
| C [%] | Cr [%] | Mn [%] | P [%] | S [%] | Si [%] | Remainder | |
|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
Mechanical Properties
| Condition | Temperature [°C] | Specimen Direction | Tensile Strength [MPa] | Yield Strength [MPa] | Elongation A [%] | Hardness HB | HBW | |
|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | 1)2) |
| blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | 1) |
| 1) Source: blur | |||||||
| 2) Remark: blur |
Physical Properties
| Temperature [°C] | Density [g/cm³] | Young's Modulus [GPa] | Shear Modulus [GPa] | Poisson's Ratio | Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] | Differential Coefficient of Thermal Expansion [10^-6*K^-1] | Thermal Conductivity [W/(m*K)] | Thermal Diffusivity [10^-6 m²/s] | Specific Electrical Resistance [µΩm] | Mean Specific Heat Capacity [kJ/(kg*K)] | True Specific Heat Capacity [kJ/(kg*K)] | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 2) |
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 3)4) |
| 1) Source: blur | ||||||||||||
| 2) Source: blur | ||||||||||||
| 3) Source: blur | ||||||||||||
| 4) Remark: blur |
Hardenability (Jominy test)
| Front Distance [mm] | Hardness HRC | |
|---|---|---|
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| blur | blur | 1)2) |
| 1) Source: blur | ||
| 2) Remark: blur |
Heat Treatment
| Heat Treatment | Step | Temperature [°C] | Medium | |
|---|---|---|---|---|
| blur | blur | blur | blur | 1) |
| blur | blur | blur | blur | 1) |
| 1) Source: blur |
Cross Reference
| Material Name | Country | Standard |
|---|---|---|
| 60 SiCr 8 | Belgium | NBN 253-05 |
| 61 SC 7 | France | NF A 35-371 |
| 251 A 60 | Great Britain | BS 970/2 |
| 6 | International | ISO 683/14-73 |
| 60 SiCr 8 | Italy | UNI 3545 |
| SUP 7 | Japan | JIS G 4801 |
| F.1431-60 SiCr 8 | Spain | UNE 36-015 |
| 9262 | USA | ASTM A 322 |
| 61SiCr7 | Germany | DIN EN 10089 |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| 60 SiCr 7 | ArcelorMittal Commercial Germany, Cologne |
| 60 SiCr 7 | Hoesch Hohenlimburg GmbH, Hagen |
| 60 SiCr 7 | Salzgitter Flachstahl GmbH, Salzgitter |
| 60 SiCr 7 | ThyssenKrupp Steel Europe AG, Duisburg |
| 60 SiCr 7 | voestalpine AG, Linz |
| 60 SiCr 7 | Saarstahl AG, Völklingen |
| 60 SiCr 7 | Georgsmarienhütte GmbH, Georgsmarienhütte |
| 60 SiCr 7 | Swiss Steel International GmbH, Düsseldorf |
| 60 SiCr 7 | Walzwerke Einsal GmbH, Nachrodt |
| 60 SiCr 7 | Stahlwerk Unna GmbH & Co.KG, Unna |
| 60 SiCr 7 | C.D. Wälzholz GmbH & Co. KG, Hagen |
| 60 SiCr 7 | ZOLLERN GmbH & Co. KG, Sigmaringen |
| 60 SiCr 7 | WDI - Westfälische Drahtindustrie GmbH, Hamm |
| BÖHLER F 128 | voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg |
| Buderus 60 SiCr 7 | Buderus Edelstahl GmbH, Wetzlar |
| Klöckner 60 SiCr 7 | Klöckner & Co SE, Duisburg |
| OVAKO 577 D | OVAKO STAHL GmbH, Erkrath |