8509Description
SIQUAL 8509 is a high-performance Al-alloyed nitriding steel, ideal for large structural components that require exceptional surface hardness, including piston rods, extruders, cylinders, shafts, straightening tools, and measuring instruments.
Industries in detail
SIQUAL 8509 data sheet
Marketing
SIJ Metal Ravne
Marketing
SIJ Metal Ravne
Manufacture
SIQUAL 8509 is made by SSI Metal Ravne.
Standards & certificates
Material number
1.8509
Ravne
PO733
DIN
41CrAlMo7
EN
41CrAlMo7-10
Properties
Hardness[HRC]:248
Density[g/cm³]:7.73
Elasticity[10³ x N/mm²]:210
Chemical composition
In weight %
C0.41
Si0.40
Mn0.65
Cr1.65
Mo0.33
Al1.00
Product forms
Tempering
Hardening
Harden from a temperature of 870 - 930°C followed by oil/polymer or water quenching.
Forging
Hot forming temperature: 1050 - 850°C.
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