
Martensitic Stainless Steel with Superior Impact Strength, Corrosion Resistance, and High Polishability
Used in a variety of aircraft and general industrial applications, including fasteners, shafts, bolts, valve components, chemical equipment, components for dairies, machine building, and the paper industry.
Industries in detail
SINOXX 4057 data sheet
Marketing
SIJ Metal Ravne
Marketing
SIJ Metal Ravne

Manufacture
SINOXX 4057 is made by SIJ Metal Ravne.
Standards & certificates
Material number
1.4057
Ravne
PK2SP
DIN
X17CrNi16-2
EN
X17CrNi16-2
AISI/SAE
431
Properties
Elasticity[10³ x N/mm²]:216
Density[g/cm³]:7.70
Thermal conductivity[W/mK]:25.0
Electrical resistivity[Ω mm²/m]:0.70
Specific heat[J/kgK]:460
Chemical composition
In weight %
C0.17
Si1.0
Mn1.50
Cr16.00
Ni2.00
Product forms
Continuous Cooling Transformation (CCT)
Tempering
Hardening
Harden from a temperature of 980 - 1030°C followed by oil or air quenching. Hardness after quenching is about 47 HRC.
Forging
Hot forming temperature: 1100 - 800°C, slow cooling.
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
