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2026 SIJ - Slovenian Steel Group, d. d.

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CNJ
Product typeFind your steelSIQUALSIQUAL 6587
Brand6587

Nickel-Molybdenum Alloy Steel

SIQUAL 6587 is a case-hardening steel designed for heavy-duty and high-stress gear parts that require high toughness and core tensile strength. Its applications include severely stressed components in mechanical engineering and the transportation industry. 

Industries in detail

  • Automotive
  • Mechanical Engineering
  • Tooling
  • Transportation

SIQUAL 6587 data sheet

Hauptsitz

Niro Wenden
Marketing
SIJ Niro Wenden
Niro Wenden
info@niro-wenden.de

Manufacture

SIQUAL 6587 is made by SIJ Metal Ravne.

Standards & certificates

Material number

1.6587

Ravne

CT781

DIN

17CrNiMo6

EN

18CrNiMo7-6

AISI/SAE

18CrNiMo7-6

Properties

Density[g/cm³]:7.87
Elasticity[10³ x N/mm²]:210

Chemical composition

In weight %

C0.18
Si0.40
Mn0.70
Cr1.65
Mo0.30
Ni1.55

Product forms

Flat sections

rolled
Wup to 850 mm
Tup to 450 mm

Forgings

forged
Lup to 10000 mm
⌀up to 1000 mm

Round bars

forged
Lup to 6000 mm
⌀up to 1050 mm

Continuous Cooling Transformation (CCT)

Hardening

Tempering

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.

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Hauptsitz

Niro Wenden
Marketing
SIJ Niro Wenden
Niro Wenden
info@niro-wenden.de