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Vida útil de ferramentas no torneamento longitudinal de aço ASTM 4140 temperado e cromado
(2021-08-17)
The production of hydraulic cylindres Applied in the automobile industry, has as its main components the manufacture of machined rods. As they are safety items, and in need of meeting specific mechanical properties, most ...
Análise do efeito do tratamento superficial no desgaste de um aço H13 em molde de injeção de polímeros
(2023-12-12)
AISI H13 steel is the most suitable and used for manufacturing inserts and mobile components of polymer injection molds. Due to the work requirements for this steel, the mold components are subjected to heat treatment and ...
Estudo comparativo dos processos de soldagem GMAW, FCAW e HLAW na união de peças ferroviárias
(2023-12-12)
The productivity of an industry represents its competitive advantage in relation to the market and its own revenue. New materials and technologies applied in manufacturing processes are always on focus of studies on ...
Avaliação do desgaste microabrasivo de aços ferramenta para fabricação de roscas de extrusoras
(2024-01-12)
This work aimed to study the abrasive wear resistance, microstructure, and hardness of two sintered tool steels (Böhler S790 Microclean and Uddeholm Vanadis 8). This behavior was compared with that of two tool steels ...