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搜索结果: 1-13 共查到工学 Carbides相关记录13条 . 查询时间(0.077 秒)
在刀具前刀面月牙洼磨损区域加工装填MoS2固体润滑剂的微孔,制备了一种镶嵌固体润滑剂的自润滑刀具(SLT-1),并与前刀面有孔但无固体润滑剂的刀具(SLT-2)以及传统刀具(SLT-3)进行切削对比试验。用TH5104红外热像仪测试了3种刀具切削45号淬火钢的切削温度变化规律。结果表明:SLT-1自润滑刀具的切削温度明显降低,比传统刀具SLT-3降低15%~20%,SLT-2刀具比SLT-3降低5...
Purpose: The aim of this paper was investigated structure of sintered carbides WC-Co type and sialon tool ceramics with wear resistance ternary coatings TiBN type deposited by cathodes arc evaporation...
Purpose: This work presents results of investigations using Mössbauer spectroscopy technique and their interpretation concerning transformation of ε to cementite carbides during tempering in rel...
In this work, optimization of conditions in the production of manganese-iron carbides from Denizli-Tavas manganese ore by solid state carbothermic reduction in argon atmosphere has been investigated. ...
In these paper bainitic nodular cast iron with carbides as-cast obtaining has been presented. This cast iron has been obtained with use of Inmold method. It was shown, that there is the possibility...
In these paper bainitic nodular cast iron with carbides as-cast obtaining has been presented. This cast iron has been obtained with use of Inmold method. It was shown, that there is the possibility...
The paper presents results of research on precipitation processes in chromium – molybdenum – vanadium cast steel. The examined material was the following cast steel grade: L21HMF and G17CrMoV5 – 10 (...
The paper presents results of research on precipitation processes in chromium – molybdenum – vanadium cast steel. The examined material was the following cast steel grade: L21HMF and G17CrMoV5 – 10 (...
In this paper a crystallization process of nodular cast iron with carbides having a different chemical composition have been presented. It have been found, that an increase of molybdenum above 0,30% c...
Purpose: The purpose of the paper is to describe sintered Tool Gradient Materials manufactured by powder metallurgy process. The Powder Metallurgy method has been chosen to manufacture tool gradient m...
Purpose: Influence of binder composition on some selected properties of feedstock contained powder of M2 with 10% of carbides powders are demonstrated in the paper. Design/methodology/approach: Torqu...
Purpose: The paper presents the effect of alloying with tungsten carbide on properties of the X40CrMoV5-1 steel surface layer, using the high power diode laser (HPDL). Design/methodology/approach: Th...
In these paper results of elements microsegregation in carbidic nodular cast iron have been presented. A cooling rate in the centre of the cross-section and on the surface of casting and change of mou...

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