BrandS360R

Hot-Work Tool Steel for Industrial Applications

SITHERM S360R stands out for its exceptional properties, including good impact toughness, high tensile strength, improved thermal conductivity, and excellent hardenability. Its polishability, high cleanliness, and remarkable homogeneity make it an ideal choice for demanding industrial applications. This supreme hot-work tool steel excels in the production of forging dies and inserts, pressure casting dies for non-ferrous metals, extrusion dies, hot stamping tools, and industrial cutting knives for hot cutting processes. 

Industries in detail

Product advantages

SITHERM S360R is a supreme hot work tool steel produced by SIJ Metal Ravne and it excels itself in the following properties:

  • good impact toughness
  • high tensile properties and high working hardness
  • improved thermal conductivity
  • good polishability
  • excellent hardenability
  • high cleanliness
  • excellent homogeneity

Comparison of strength and toughness

In comparison with other conventional steels of this group, SITHERM S360R has an increased amount of carbon and it is modified by Ni-addition which improves toughness and increases hardenability and thermal conductivity of steel (tool). This contributes to more homogeneous properties throughout tool volume.

Manufacture

SITHERM S360R is made by SIJ Metal Ravne.

Standards & certificates

Ravne

RAVNEXDF

Properties

Elasticity[10³ x N/mm²]:215
Specific heat[J/kgK]:0.45
Electrical resistivity[Ω mm²/m]:0.50 - 0.73
Density[g/cm³]:7.80
Thermal conductivity[W/mK]:32 - 38

Chemical composition

In weight %

C0.52
Si0.25
Mn0.30
Cr4.80
Mo3.00
V0.60
Ni0.60

Product forms

Flat sections

rolled
Wup to 1000 mm
Tup to 500 mm

Round bars | Forged

forged

Square section

forged
Wup to 600 mm

Hardening

Preheating practice:

  • Hold in furnace at T = 650 °C until the difference in temperature T surface - T core ≤ 200 °F / 110 °C 
  • Hold in furnace at T = 850 °C until the difference in temperature T surface - T core ≤ 25 °F / 14 °C

Tempering

Continuous Cooling Transformation (CCT)

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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