Mat.No. 1.5025, DIN 51Si7, SAE 9255
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Designation by Standards Brand Name Ravne No. Mat. No. DIN EN AISI KHSV 582 1.5025 51Si7 - SAE 9255 Chemical Composition (in weight %) C Si Mn Cr Mo Ni V W Others 0.51 1.65 0.65 - - - - - max.N=0.007 DescriptionAlloyed carbon steel. ApplicationsSteel grade for laminated and worm (coiled) springs for railway vehicles. Physical properties (avarage values) at ambient temperatureModulus of elasticity [103 x N/mm2]: 210 Density [g/cm3]: 7.85 Soft AnnealingHeat to 640-680o...
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Designation by Standards
| Brand Name | Ravne No. | Mat. No. | DIN | EN | AISI |
| KHSV | 582 | 1.5025 | 51Si7 | - | SAE 9255 |
Chemical Composition (in weight %)
| C | Si | Mn | Cr | Mo | Ni | V | W | Others |
| 0.51 | 1.65 | 0.65 | - | - | - | - | - | max.N=0.007 |
Description
Alloyed carbon steel.
Applications
Steel grade for laminated and worm (coiled) springs for railway vehicles.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.85
Soft Annealing
Heat to 640-680oC, cool slowly. This will produce a maximum Brinell hardness of 245.
Normalizing
Heat to 850-880oC, cool slowly.
Hardening
Harden from a temperature of 840-870oC followed by water quenching.
Tempering
Tempering temperature: 430-500oC.
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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