
Special Cold Work Tool Steel
Suitable for forging tools, dies, and molds of varying complexities and dimensions. Whether shaping steel, metal, or intricate components, its toughness and adaptability ensure optimal performance in hot forging, pressing, and precision machining operations.
Industries in detail
SIHARD S152 data sheet
Marketing
SIJ Metal Ravne
Marketing
SIJ Metal Ravne

Product advantages
SIHARD S152 is a special cold work tool steel, air or oil hardenable, offering the highest toughness.
Manufacture
SIHARD S152 is made by SIJ Metal Ravne.
Standards & certificates
Material number
1.2746
Ravne
OH 250V
DIN
45NiCrMoV16-6
EN
45NiCrMoV16-6
Properties
Hardness[HRC]:48 - 56
Density[g/cm³]:7.86
Elasticity[10³ x N/mm²]:210
Chemical composition
In weight %
C0.45
Si0.25
Mn0.70
Cr1.50
Mo0.79
Ni4.00
V0.50
Product forms
Tempering
Forging
Hot forming temperature: 1100 - 900°C.
Hardening
Harden from a temperature of 880 - 910°C followed by air or oil quenching or warm bath quenching 180 - 220°C. Hardness after quenching is 56 HRC.
Disclaimer
The information and data presented herein are typical or average values. The typical properties of the materials described are provided solely to assist readers in making their own evaluations and decisions. These values are not guaranteed.
Applications specifically suggested for the materials described are intended only for illustrative purposes, enabling the reader to make their own assessments. They are not to be construed as warranties, whether express or implied, regarding fitness for any particular purpose.
The information and data are provided for informational purposes only and may be revised at any time without notice.
Unless otherwise specified, all registered trademarks are the property of SIJ – Slovenska industrija jekla, d.d. (Slovenian Steel Group) and its subsidiaries (SIJ Group).
Copyright © 2024 by SIJ Group. All rights reserved. Contact us for further information.
Applications specifically suggested for the materials described are intended only for illustrative purposes, enabling the reader to make their own assessments. They are not to be construed as warranties, whether express or implied, regarding fitness for any particular purpose.
The information and data are provided for informational purposes only and may be revised at any time without notice.
Unless otherwise specified, all registered trademarks are the property of SIJ – Slovenska industrija jekla, d.d. (Slovenian Steel Group) and its subsidiaries (SIJ Group).
Copyright © 2024 by SIJ Group. All rights reserved. Contact us for further information.
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Marketing
SIJ Metal Ravne
Marketing
SIJ Metal Ravne
