Results 61 to 70 of about 89 (84)
Baja mangan merupakan salah satu baja penting yang digunakan dalam industri dan memiliki aplikasi yang luas karena mempunyai wear resisten yang baik, kemampuan work hardening yang tinggi dengan ketangguhan dan keuletan yang tinggi. Tujuan dari penelitian
Boby Endi Kurniawan, Yuli Setiyorini
doaj
Cutting force and tool life is the important data in planning a machining process. The research is in order to describe about the influence of the cutting force to the tool wear on carbide coated cutting tools used the turning process of an alloy steel of AISI 4340. The research was conducted by observing the growth of tool wear on minutes 4.5, 9, 13.5,
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Morfologija karbida MC in borida M3B2 v liti Ni-superzlitini GMR 235
V tem delu smo raziskali morfologijo karbida MC in borida M3B2 v litem stanju nikljeve superzlitine GMR 235. Normalne in globoko jedkane metalografske vzorce ter tudi elektrolizno ekstrahirane karbide in boride smo opazovali predvsem na vrstičnem elektronskem mikroskopu.
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Proses pemesinan yang menggunakan mesin bubut ialah salah satu alternatif digunakan di dalam penelitian ini berorientasi pengerjaan bubut pada proses produksi. Penelitian bertujuan untuk mengetahui pengaruh kecepatan potong mesin bubut terhadap tingkat kekasaran permukaan baja ST 60 dengan menggunakan pahat karbida dan perbedaan tingkat kekasaran ...
Hammada Abbas +3 more
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VLIYaNIE SODERZhANIYa KARBIDA KREMNIYa NA UPLOTNENIE KOMPOZITOV TiB2 – SiC
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Sinteza i karakterizacija kompozitnog keramičkog materijala na bazi silicijum-karbida i kordijerita
Predmet ove doktorske disertacije je sinteza i karakterizacija kompozitnih keramičkih materijala na bazi silicijum-karbida i kordijerita. Silicijum-karbid, SiC, je kovalentno jedinjenje male gustine, velike tvrdoće, odlične termičke stabilnosti, dobre toplotne provodljivosti, dobre otpornosti prema termošoku.
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Platinum based electrocatalysts are commonly used in catalysis of hydrogen electrode reactions (hydrogen evolution – HER and hydrogen oxidation - HOR) in different energy conversion systems, such as electrolyzers and fuel cells. For the reasons of high cost of platinum, efforts are made to enchance its utilization by broadening its specific surface.
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Termokataliticheskie prevrashcheniya neftyanogo parafina v prisutstvii poroshkov karbida volframa
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