• AboutLeadershipStrategy, Vision, MissionProduction and TechnologyHistoryCompany IDWhistleblowing Mechanism
  • For InvestorsFinancial reports
  • Sustainability OverviewEnvironmentResponsibleSteelGreen² Steel
  • Open positionsHiring ProcessEmployee care
  • News & EventsPress CentreVisual material
  • Documents & Certificates
  • Contacts
  • Locations
  • SIJ AcroniSIJ Metal RavneSIJ Ravne SystemsSIJ SUZSIJ ZIP CenterSIJ AmericasGriffon & RomanoNiro Wenden
BrandsIndustriesServices
Green² SteelProduct Finder
BrandsIndustriesServices
Green² SteelProduct Finder
AboutLeadershipStrategy, Vision, MissionProduction and TechnologyHistoryCompany ID
For InvestorsFinancial reports
Sustainability OverviewResponsibleSteel
Open job positionsHiring Process
News & EventsPress CentreVisual material
Whistleblowing
Documents & CertificatesContact finderProduct finder

SIJ Group's Certifications

Go to Certificate finder

2026 SIJ - Slovenian Steel Group, d. d.

CookiesLegal NoticePersonal Data Protection
CNJ
Product typeFind your steelMechanical EngineeringSIDUR 450
Brand450

High-Strength Fine-Grained Wear Resistant Steel

Ideal for demanding applications such as mining and construction equipment components, where abrasion is prevalent. Its capacity to withstand moderate impact loads enhances the longevity of vital machinery parts. 

Industries in detail

  • Heavy Machinery
  • Transportation

SIDUR 450 data sheet

SIJ Group
General contact
SIJ Group
SIJ Group
info@sij.si

Manufacture

SIDUR 450 is made by SIJ Acroni.


For exact values of physical properties, please consult the datasheet or contact our sales team. 

Standards & certificates

Material number

1.8720

Properties

Hardness[HB₁₀ ̷ ₃₀₀₀]:420 - 470
Rₚ₀.₂[MPa]:970
Rₘ[MPa]:1350
A₅.₆₅[%]:10
KV₂, -20 °C[J]:27

Chemical composition

In weight %

C0.27
Si1.0
Mn1.5
P0.02
S0.05
Cr1.0
Mo0.5
Ni1.0
Ti0.04
B0.004

Product forms

Plates

rolled
Lup to 12500 mm
Wup to 2500 mm
Tup to 70 mm

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.

Got a question?

We've got the answers! Our team is here to help you with anything you need.

SIJ Group
General contact
SIJ Group
SIJ Group
info@sij.si