speed steel
Effect of ferrovanadium inoculation on microstructure and properties of high speed steel
... Abstract: The effect of ferrovanadium inoculation on the microstructure and properties of high speed steel (HSS) used for rolls was studied. The results showed that the as-cast eutectic carbide network ...
4
Solidification microstructure of M2 high speed steel by different casting technologies
... high speed steels are usually determined by the distribution and dimension of carbides, which are closely associated with the as-cast structure of casting ingots [3,4] ...high speed steels is still ...high ...
5
USE OF HIGH SPEED STEEL WORK ROLLS (HSS) ON APERAM STECKEL MILL
... Desenvolver a aplicação de cilindros de aço rápido no Laminador Steckel da Aperam com o intuito de aumentar o desempenho dos cilindros de trabalho, melhorar a qualidade superficial da[r] ...
8
Mat. Res. vol.8 número2
... Powder Metallurgy (PM) overcomes problems that are inherent in the conventional processing route (ingot casting followed by hot work- ing), such as coarse carbides structures due to the long freezing range and consequent ...
4
Effect of Boride Layer on PM HSS AISI M2 on the Mechanisms Acting in the Transverse Rupture Strength Test
... Herein, it was conducted a study in order to examine the main fracture characteristics in the transverse rupture strength test (TRS) of a high speed steel (HSS) AISI M2 produced by powder metallurgy (PM) ...
8
J. Braz. Soc. Mech. Sci. & Eng. vol.25 número3
... This work proposes to perform a dynamic analysis of the friction force and the vibrations produced in pin-on-disk sliding tests. The sliding tests were run under dry condition with austenitic stainless steel and ...
8
An Experimental Study of the Cutting Forces in Metal Turning
... The cutting experiments were carried out on a precision turning lathe (type SN 560) and the work piece material was mild steel. Machining was carried out using standard high speed steel tools with a ...
8
The role of perceived speed in vection: does perceived speed modulate the jitter and oscillation advantages?
... MID speed of 4 m/s) with radially- expanding flow that contained a vertically oscillating component (oscillation magnitude was 1/8 of the MID speed, or ...the speed of the smooth motion was ...
14
Controlling and Reducing of Speed for Vehicles Automatically By Using Rf Technology.
... signal to the microcontroller and with the same process of fuel reduction technique the vehicle fuel has been reduce and reduce the speed of the vehicle and prevents the accidents. The vehicle can be further ...
5
Tomografia passiva costiera. Inversion results with active data - phase 2
... sound speed field in time, depth and range by a finite set of invariant ...sound speed, field on a basis of functions representative of the data set to be ...
31
Development of Zn50 Brazing Alloy for Joining Mild Steel to Mild Steel (SAE1018)
... This work has developed new brazing alloys for joining mild steel to mild steel (SAE1018) at a lower temperature. The alloys blends and error analysis were done by experimental design software (Design ...
13
Speed Estimation Method for AC Drives
... the speed estimator is the applied load ...angular speed is possible by using a speed sensor of from an ...for speed estimation (Barada, et al, ...
6
Speed Control of BLDC Motor Using DSP
... of speed controller, reference current generator, PWM current controller, position sensor [2], the motor and ...The speed of the motor is compared with its reference value and the speed error is ...
5
ARQUITETURA E TECNOLOGIA EM SISTEMAS CONSTRUTIVOS INDUSTRIALIZADOS: LIGHT STEEL FRAMING
... A fita metálica evita a rotação dos montantes quando sujeitos a carregamentos normais de compressão, além de diminuir o comprimento de flambagem dos mesmos (Pereira Jr., 2004). A fita metálica deve ser em aço galvanizado ...
255
High-speed Power Line Communications
... This is the idea of using existing power lines for communication purposes. Power line communications (PLC) enables network communication of voice, data, and video over direct power lines. High-speed PLC involves ...
3
Versão brasileira do Dynamic Gait Index
... (1) Moderate impairment: Makes only minor adjustments to walking speed, or accomplishes a change in speed with significant gait deviations, or changes speed but loses significant gait d[r] ...
9
Comparative Study of Structure Using Composite Members And Conventional Members
... other. Steel and timber materials are used to form composite members which increase the serviceability of structure during earthquake and wind prone ...areas. Steel has more thermal expansion than the ...
5
A case study into the measurement of ship emissions from plume intercepts of the NOAA Ship <i>Miller Freeman</i>
... Lack, D. A., Cappa, C. D., Langridge, J., Bahreni, R., Buffaloe, G., Brock, C. A., Cerully, K., Hayden, K., Holloway, J. S., Lerner, B., Li, S. M., McLaren, R., Middlebrook, A., Moore, R., Nenes, A., Nuaanman, I., ...
40
Porous stainless steel for biomedical applications
... successfully used to make closed-cell aluminum foams, the metal powder is blended with a granular foaming agent and compacted by conventional means, yielding a fully dense semi finished product. The compact is expanded ...
9
Computational speed-up with a single qudit
... We also present an experimental realization of the proposed quantum algorithm with a quadrupolar nuclear magnetic resonance using a single four-level quantum system, i.e., a ququart.. [r] ...
7