Impact-sliding wear behaviour of nitrided H13 steel tool steels

Ezgi Akyıldız, Mert Altay, Faiz Muhaffel, Seçkin Özkurt, Erdem Atar, Hüseyin Çimenoğlu*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

In the scope of this study, quenched and tempered H13 steel samples were subjected to conventional (CN) and low temperature (LTN) gas nitriding in a fluidized bed reactor. Structural examinations revealed that surfaces of the CN sample were covered with about 1-2 µm thick compound layer (CL) with an underlying ~30 µm thick nitrogen diffusion zone (NDZ), while outer surface of the LTN sample consisted of ~25 µm thick NDZ. The surface hardness values were measured as 1320 HV0.1 for LTN sample and 1220 HV0.1 for CN sample. Under impact sliding conditions, wear mechanisms of the CN and LTN samples were determined as “oxidation + fatigue” at RT and “plastic deformation” at 600 °C. As a general trend CN sample exhibited better impact sliding wear resistance compared to LTN sample both at RT and 600 °C.

Original languageEnglish
Title of host publicationSurface Modification Technologies
EditorsAntonello Astarita, Antonino Squillace, T.S. Sudarshan, Pierpaolo Carlone
PublisherTrans Tech Publications Ltd
Pages417-422
Number of pages6
ISBN (Print)9783035715255
DOIs
Publication statusPublished - 2019
Event33rd Surface Modification Technologies Conference, SMT 2019 - Naples, Italy
Duration: 26 Jun 201928 Jun 2019

Publication series

NameKey Engineering Materials
Volume813 KEM
ISSN (Print)1013-9826
ISSN (Electronic)1662-9795

Conference

Conference33rd Surface Modification Technologies Conference, SMT 2019
Country/TerritoryItaly
CityNaples
Period26/06/1928/06/19

Bibliographical note

Publisher Copyright:
© 2019 Trans Tech Publications Ltd, Switzerland.

Funding

This study was supported by the Scientific and Technological Research Council of Turkey (Project Nr 5160013).

FundersFunder number
Türkiye Bilimsel ve Teknolojik Araştirma Kurumu5160013

    Keywords

    • Gas nitriding
    • High temperature wear
    • Impact-sliding test
    • Tool steel
    • Wear mechanisms

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