搜索结果: 1-14 共查到“工学 Abrasive wear”相关记录14条 . 查询时间(0.031 秒)
Effect of heat treatment on the microstructure, hardness and abrasive wear resistance of high chromium hardfacing
destabilized austenite carbide dry rubber wheel test factorial regression GMAW toughness
2014/2/24
The effect of destabilization heat treatment on the microstructure, hardness, fracture toughness and abrasive wear
resistance of high chromium hardfacing was investigated. The results from the study...
Abrasive Wear Mechanisms of Sand Particles Intruding into ATM Roller-Scraper Tribosystem
Tribosystem Abrasive Wear Mechanism
2011/8/4
The roller-scraper tribosystem of Automatic Teller Machine (ATM) plays an important role in reliable cash requests. However, the abrasive wear of the polymer tribosystem becomes a prominent problem wh...
Influence of overlay layers on the abrasive wear
abrasive wear abrasive particle overlay materials functional surfaces abrasive cloth
2014/2/26
A problem of machine parts wear decrease and in this way of the economical effectiveness of rapid wearable parts interferes with majority of manufacturing processes. Service life and operating reliabi...
The structure and properties of steel with different pearlite morphology and its resistance to abrasive wear
Abrasive wear Block sections Switch Pearlite morphology Isothermal annealing
2009/12/2
Purpose: The analyse of pearlite morphology changes as a result of hot rolling process and isothermal annealing.
Design/methodology/approach: Physical modelling of isothermal annealing for a transiti...
Abrasive wear resistance of robotized GMA surfaced cermetal deposits
Welding GMA Surfacing
2009/12/1
Purpose: of this paper: Study of abrasive wear resistance of robotized GMA surfaced cermetal deposits. The one-,
two- and three layers stringer bead and weave bead deposits were surfaced by a metal-c...
苜蓿草粉对金属材料的磨料磨损试验（Experiment of Metal Materials Abrasive Wear for Alfalfa Powder）
苜蓿草粉 金属材料 磨料磨损
2009/11/24
选用与环模制粒工况相似的磨料磨损试验机，以苜蓿草粉为磨料对试样进行磨料磨损试验。通过磨后表面的硬度和化学成分测定、微观结构和表面形貌观察，考察了苜蓿草粉对4种金属材料的磨料磨损。结果表明，4种材料的体积磨损量由小到大依次为3Cr13、9SiCr、45号钢、HT200，试样的磨损表面发生了物理和化学变化。“软磨料磨损”中伴有 “硬磨料磨损”的特征，显微切削和应变疲劳剥落为其主要磨损形式。
Modeling and predicting abrasive wear behaviour of poly oxy methylenes using response surface methodolgy and neural networks
abrasive wear poly oxy methylene neural network
2009/10/23
In this study, abrasive wear behaviour of poly oxy methylenes (POM) under various testing conditions was investigated. A central composite design (CCD) was used to describe response and to estimate th...
The Abrasive Wear of Gold Jewellery Alloys.
Quantification of the Abrasive Wear of a Gold Wedding Ring
Gold jewelery jeweler contamination abrasion
2009/7/28
Pieces of gold jewellery, especially rings, are known to
suffer continuous abrasion during the time they are
worn. This fact causes troubles in chemical analyses,
because analytical methods that ar...
Analysis of the structure of castings made from chromium white cast iron resistant to abrasive wear
Inoculation Chromium cast iron Boron carbide Chromium carbide
2011/4/1
It has been proved that an addition of boron carbide and disintegrated steel scrap introduced as an inoculant to the chromium white cast iron changes the structure of castings. The said operation inc...
Abrasive wear resistance of high-vanadium cast iron
Mechanical properties Wear resistance Eutectic alloy High-vanadium cast iron
2011/4/1
The study presents the results of tribological tests made on Fe-C-V and Fe-C-V-Si alloys undergoing volume solidification and containing carbon in a range of 1,43-2,58%, vanadium in a range of 5,34-14...
The abrasive wear behaviour of alloy cast steel in SiC-water slurry
Wear resistance cast steel Hadfield cast steels Wear resistance
2011/4/1
The results of abrasive wear tests carried out in an environment of SiC-water slurry on four grades of cast steel, i.e. carbon cast steel with microadditions of vanadium, low-alloy L70H2GNM cast steel...
Abrasive wear of BA1055 bronze with additives of Si, Cr, Mo and/or W
Resistant alloys on the wear Abrasive wear Multicomponent aluminium bronze
2011/3/17
Aluminium bronzes belong to the high-grade constructional materials applied on the put under strongly load pieces of machines, about good sliding, resistant properties on corrosion both in the cast st...
Abrasive wear of high chromium Fe-Cr-C hardfacing alloys
hardfacing alloy abrasive wear Pin-on-disk carbide
2014/2/27
Weld deposits are one of the most used economical ways of the wear resistance increase. The study compares the characteristics of the overlay material welded-on and the abrasive wear resistance. The r...