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Mat.No. 1.7035, DIN 41Cr4, AISI 5140
Short Description:
Designation by Standards Brand Name Ravne No. Mat. No. DIN EN AISI VC140 711 1.7035 41Cr4 41Cr4 5140 Chemical Composition (in weight %) C Si Mn Cr Mo Ni V W Others 0.41 max. 0.40 0.75 1.05 - - - - - DescriptionStructural alloyed carbon steel. ApplicationsLow and moderately stressed parts for vehicles, engines and machines where hard, wear resisting surface is needed. Hardness as surface hardened about 54 HRC. Physical properties (avarage values) at ambient temperatureMod...
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Designation by Standards
| Brand Name | Ravne No. | Mat. No. | DIN | EN | AISI |
| VC140 | 711 | 1.7035 | 41Cr4 | 41Cr4 | 5140 |
Chemical Composition (in weight %)
| C | Si | Mn | Cr | Mo | Ni | V | W | Others |
| 0.41 | max. 0.40 | 0.75 | 1.05 | - | - | - | - | - |
Description
Structural alloyed carbon steel.
Applications
Low and moderately stressed parts for vehicles, engines and machines where hard, wear resisting surface is needed. Hardness as surface hardened about 54 HRC.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.85
Continuous Cooling Transformation (CCT) Diagram
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Time-Temperature Transformation (TTT) Diagram
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Soft Annealing
Heat to 680-720oC, cool slowly. This will produce a maximum Brinell hardness of 241.
Noramlizing
Temperature: 840-880oC.
Hardening
Harden from a temperature of 820-850, 830-860oC followed by water or oil quenching.
Tempering
Tempering temperature: 540-680oC.
Mechanical Properties in Hardening and Tempering Condition
| Diameter (mm) | 0.2 % proof stress (N/mm2) | Tensile strength (N/mm2) | Elongation (%) | Reduction of area (%) | Notch impact energy (ISO-V) (J) |
| up to 16 | 800 | 1100-1200 | 10 | 30 | 35 |
| 17-40 | 660 | 900-1100 | 12 | 35 | 40 |
| 41-100 | 560 | 800-950 | 14 | 40 | 40 |
Diagram Tempering Temperature – Mechanical Properties
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Hardenability Diagram
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Forging
Hot forming temperature: 1050-850oC.
Machinability
No data.
Forms manufactured: Please see the Dimensional Sales Program.
Disclaimer
The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other puposes. There is no representation that the recipient of this literature will receive updated editions as the become available.
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