Zobrazeno 1 - 10
of 203
pro vyhledávání: '"C. Fragassa"'
Publikováno v:
Tribology in Industry, Vol 42, Iss 1, Pp 1-9 (2020)
The accurate prediction of the mechanical properties of foundry alloys is a rather complex task given the substantial variability of metallurgical conditions that can be created during casting even in the presence of minimal variations in the constit
Externí odkaz:
https://doaj.org/article/4c30b64292ab40249ec9190b4e464556
Publikováno v:
Tribology in Industry, Vol 41, Iss 1, Pp 64-75 (2019)
The present study investigates mode I interlaminar fracture toughness of aramid/epoxy, carbon/epoxy and intra-ply hybrid composites, obtained from carbon and aramid fibres as the reinforcement of an epoxy matrix, maintaining the total fibre content e
Externí odkaz:
https://doaj.org/article/5997219cec394725843ba80815ed0fdf
Publikováno v:
Tribology in Industry, Vol 40, Iss 3, Pp 477-487 (2018)
The scope of this work is to synthetize and characterize a WCCoCr/NiCr nanocomposite evaluating its application as protective coating against erosive wear when applied by High Velocity Oxygen Fuel (HVOF). The composite was formed by carbide of tungst
Externí odkaz:
https://doaj.org/article/ba6b686b95ff419cb7949f1ddcc87417
Publikováno v:
Tribology in Industry, Vol 40, Iss 1, Pp 1-9 (2018)
In recent years natural fibre reinforced composite materials have received an increasing attention in consideration of their biodegradability and admirable mechanical properties. The present paper reveals the experimental observations and results of
Externí odkaz:
https://doaj.org/article/f7c4ad3f2b0144a19c72a69a080de5c2
Publikováno v:
Tribology in Industry, Vol 38, Iss 4, Pp 435-444 (2016)
This paper investigates the effect of a prolonged acid attack on the surface of PTFE by Thermogravimetric Analysis (TGA) and Differential Scanning Calorimetry (DSC). PTFE is very non-reactive, partly because of the strength of carbon–fluorine bonds
Externí odkaz:
https://doaj.org/article/0023fd1d3fff4f37a6fcfdae5db3c077
Publikováno v:
Tribology in Industry, Vol 38, Iss 3, Pp 286-296 (2016)
This paper investigates the effect of a prolonged acid and thermal attack, on the surface of PTFE by Fourier Transform Infrared Micro-Spectroscopy (FT-IR). The materials are commercialized by two alternative producers in form of Teflon tapes. Thes
Externí odkaz:
https://doaj.org/article/ff68473982054d169e15bec799db560c
Autor:
C. Fragassa
Publikováno v:
Tribology in Industry, Vol 38, Iss 2, Pp 241-248 (2016)
This paper describes an accelerate aging procedure used for investigating the surface alteration of PTFE gaskets commercialized by two alternative producers. These gaskets are installed in modern process plants where tires moulds are cleaned inside a
Externí odkaz:
https://doaj.org/article/5ca3cfa35b1149e5b4fd8f5a64e91856
Publikováno v:
Tribology in Industry, Vol 38, Iss 1, Pp 45-56 (2016)
Mechanical properties of cast irons are governed by the size, distribution and shape of the incorporated graphite particles. In a set of experiments, two groups of cast alloys, Compacted Graphite Iron (CGI) and Spheroidal Graphite Iron (SGI) were inv
Externí odkaz:
https://doaj.org/article/7709eb2421264248b2e45e4d9e1fa7b9
Publikováno v:
Tribology in Industry, Vol 38, Iss 1, Pp 1-10 (2016)
Linear-elastic plane-strain fracture toughness of metallic materials is a method which covers the determination of the strain fracture toughness (KIC) of metallic materials by increasing-force test of fatigue precracked specimens. This method has bee
Externí odkaz:
https://doaj.org/article/fe4a3aa18d59400a9b4a4d4118bcaad3
Publikováno v:
Tribology in Industry, Vol 37, Iss 4, Pp 482-490 (2015)
This paper investigates the surface alteration of gasket samples commercialized by two alternative producers. These gaskets, in polymeric materials, are installed in process plants used for cleaning tires molds by a pioneering ultrasonic process. The
Externí odkaz:
https://doaj.org/article/d30344822a124047bb15c71847e532be