Results 51 to 60 of about 565 (210)

Studi Tentang Pengaruh Nitrocarburizing Dc-Plasma Terhadap Perubahan Kekerasan dan Struktur Mikro pada Material Zr-4

, 2013
Pengaruh nitrocarburizing terhadap perubahan kekerasan dan struktur mikro pada bahan Zr-4 (bahan untuk cladding bahan bakar nuklir PWR) dengan alat nitrocarburizing DC plasma telah dipelajari. Beberapa samples telah di nitrocarburizing pada suhu (550 –
Sudjadi, Usman
core   +1 more source

Abrasive Wear Resistance of Nodular Cast Iron After Selected Surface Heat and Thermochemical Treatment Processes [PDF]

Archives of Foundry Engineering
The article presents the test results on the technology of surface hardening of castings from unalloyed and low-alloy nodular cast iron using the method of surface heat treatment, i.e., induction surface hardening and methods of thermochemical treatment,
C. Baron, M. Stawarz, A. Studnicki, J. Jezierski, T. Wróbel, R. Dojka, M. Lenert, K. Piasecki   +7 more
doaj   +1 more source

SURFACE HARDENING PADA BAHAN STAINLESS STEEL 304 DENGAN ALAT RF-PLASMA NITROCARBURIZING

, 2013
Surface hardening pada bahan Stainless Steel 304 dengan alat RF-plasma nitrocarburizing. Surface hardening pada bahan Stainless Steel 304 dengan alat RF-plasma nitrocarburizing telah dikerjakan.
Sudjadi, U., Sigit, Sigit, Mulyani, E., Sujitno, Tjipto, Suprapto, Suprapto, Purba, A., Andriyanti, W., Sayono, Sayono, Sudarmanto, H.   +8 more
core   +1 more source

Nitrocarburizing and High Temperature Nitriding of Steels in Bearing Applications

, 2012
A group of steels used in bearing applications were subjected to three different heat treatments – gaseous ferritic and austenitic nitrocarburizing at 580 °C and 620 °C respectively and solution nitriding at 1100 °C.
Flodström, Isabella
core   +1 more source

Different approaches for plasma nitrocarburizing of austenitic stainless steel using a plasma-activated solid carbon precursor in a hot-wall reactor

Journal of Materials Research and Technology
This paper highlights the effects of plasma-assisted nitrocarburizing using graphite as an alternative solid carbon precursor in comparison to the state-of-the-art using methane as a gaseous carbon-containing precursor in an industrial-scale hot-wall ...
Saeed M. Jafarpour, Anke Dalke, Horst Biermann   +2 more
doaj   +1 more source

Surface Heat Treatment to Hot-Work Die Steel H13

Teshugang, 2005
The steel H13(4Cr5MoSiV1)-0.32～0.45C,0.80~1.2Si,0.20~0.50Mn,4.75～5.50Cr,1.10~1.75Mo,0.80~1.20V is a hot-work die steel wide used for hot extrusion die and pressure casting die with service temperature up to 600 ℃.The surface low temperature thermo ...
曹光明
doaj  

Pengaruh Variasi Waktu Nitrocarburizing pada Baja ASSAB XW-42 Terhadap Struktur Mikko dan Sifat Mekanik

, 2020
Perlakuan permukaan dalam hal ini proses pack nitrocarburizing merupakan salah satu proses yang sangat sering dilakukan untuk memenuhi kebutuhan akan suatu material dengan kondisi dan sifat tertentu.
R Henny Mulyani
core   +1 more source

Morphology of the DIN 100Cr6 Case Hardened Steel after Plasma Nitrocarburizing Process [PDF]

Materials Research
Nitrocarburizing is considered one of the most important thermochemical treatments for surface modification of metallic materials and involves the simultaneous diffusion of nitrogen and carbon onto the surface. Understanding and controlling the formation
Marcos Alves Fontes, Vladimir Henrique Baggio Scheid, David de Souza Machado, Luiz Carlos Casteletti, Pedro Augusto de Paula Nascente   +4 more
doaj   +2 more sources

Effect of nitrocarburizing and post-oxidation processes on the microstructure and surface properties of AISI 4140 steel

, 2023
AISI 4140 steel is in the class of medium carbon low-alloy steels and is widely used in industry due to its high hardenability and being a relatively economical steel. AISI 4140 steel is also among the steels that can be nitrided.
Kılıçlı, Volkan, Erkan, Ayşe, Pehlivanli, Burak, Yılmaz, Ümmihan   +3 more
core   +1 more source

Duplex Surface Modification of 40CrMnMo7 Tool Steel by Chemical-Thermal Treatment and PVD Coating

Metals
The aim of this work is to investigate the possibility of improving the performance properties of 40CrMnMo7 steel by conducting duplex surface modification treatment. Chemical-thermal treatment processes were used—nitrocarburization and ion-nitriding and
Boyan Dochev, Yavor Sofronov, Milko Yordanov, Valentin Mishev, Antonio Nikolov, Rayna Dimitrova, Milko Angelov, Ivan Zahariev, Georgi Todorov, Krassimir Marchev   +9 more
doaj   +1 more source