نتایج جستجو برای: 304h stainless steel

تعداد نتایج: 83346  

2008
S. Hasan

In this research work a series of tests were conducted in order to determine flank wear and cutting force FY on hard AISI 440 C martensitic stainless steel and SCM 440 alloy steels. The operating parameters are cutting speed, feed rate and a constant depth of cut to investigate the flank wear and cutting force. No cutting fluid was used during the turning process. The cutting tool used was CBN ...

2014
Nancy Sayuri Uchida Renata Grespan Michelle Piovezan Erika C Ferreira Miguel Machinski Júnior Roberto Kenji Nakamura Jane Martha G Mikcha

Purpose: To evaluate the effect of carvacrol against Salmonella saintpaul biofilms on stainless steel surface. Methods: The effect of carvacrol on planktonic cells of S saintpaul was evaluated by determining the minimum inhibitory concentration (MIC) and minimal bactericidal concentration (MBC). The action of carvacrol on S. saintpaul biofilms on stainless steel surface was evaluated on establi...

Journal: :American journal of dentistry 2005
Reinhard Hickel Christoph Kaaden Ekaterini Paschos Verena Buerkle Franklin García-Godoy Juergen Manhart

PURPOSE To compile a survey of the longevity and reasons for failure of stainless steel crowns, amalgam, glass-ionomer, composite and compomer restorations in stress-bearing cavities of primary molars. METHODS This work reviewed the dental literature of 1971 up to July 2003 for longitudinal, controlled clinical studies and retrospective cross-sectional studies. Only studies investigating the ...

2016
Jae-Won Choi Ik-Hyun Bae Tae-Hwan Noh Sung-Won Ju Tae-Kyoung Lee Jin-Soo Ahn Tae-Sung Jeong Jung-Bo Huh

PURPOSE This study was conducted to evaluate the effects of full-coverage all-ceramic zirconia, lithium disilicate glass-ceramic, leucite glass-ceramic, or stainless steel crowns on antagonistic primary tooth wear. MATERIALS AND METHODS There were four study groups: the stainless steel (Steel) group, the leucite glass-ceramic (Leucite) group, the lithium disilicate glass-ceramic (Lithium) gro...

2016
Mina Rajabi Niclas Roxhed Reza Zandi Shafagh Tommy Haraldson Andreas Christin Fischer Wouter van der Wijngaart Göran Stemme Frank Niklaus

This paper demonstrates flexible and stretchable microneedle patches that combine soft and flexible base substrates with hard and sharp stainless steel microneedles. An elastomeric polymer base enables conformal contact between the microneedle patch and the complex topography and texture of the underlying skin, while robust and sharp stainless steel microneedles reliably pierce the outer layers...

2017
D. Gortat

Anodes of 304 stainless steel have been processed by a continuous wave Yb fiber laser with a wavelength of 1.064 lm and subjected to 50 keV electron bombardment in order to determine the extent to which hydrogen outgassing is reduced by the laser surface melting treatment. The results show a reduction in outgassing, by approximately a factor of four compared to that from untreated stainless ste...

2015
Wenquan Zhang Jinzhong Lu Kaiyu Luo Hugo F. Lopez

The effects of different laser shock peening (LSP) impacts on the three-dimensional displayed distributions of surface and in-depth residual stress at a laser spot of AISI 304 stainless steel were investigated by X-ray diffraction technology with the sin2φ method and MATLAB 2010a software. Microstructural evolution in the top surface subjected to multiple LSP impacts was presented by means of c...

Journal: :International journal of food microbiology 2014
Letícia Sopeña Casarin Adriano Brandelli Fabrício de Oliveira Casarin Paulo Azevedo Soave Cesar Henrique Wanke Eduardo Cesar Tondo

Pathogenic microorganisms are able to adhere on equipment surfaces, being possible to contaminate food during processing. Salmonella spp. and Listeria monocytogenes are important pathogens that can be transmitted by food, causing severe foodborne diseases. Most surfaces of food processing industry are made of stainless steel joined by welds. However currently, there are few studies evaluating t...

2005
Tor Erik Danielsen Sverre Langard Aage Andersen

Objectives-The cancer incidence among 2957 boiler welders was investigated. The subjects were registered electrical welders from 1942 to 1981. A subcohort of 606 stainless steel welders was studied separately. Methods-The investigation was a historical prospective cohort study based on a national registry. The loss of follow up was 4 9%. Results-There were 625 deaths (659 expected). There were ...

2017
Francois-Marie Allioux Brendan J. Holland Lingxue Kong Ludovic F. Dumée

Citation: Allioux F-M, Holland BJ, Kong L and Dumée LF (2017) Electro-Catalytic Biodiesel Production from Canola Oil in Methanolic and Ethanolic Solutions with Low-Cost Stainless Steel and Hybrid Ion-Exchange Resin Grafted Electrodes. Front. Mater. 4:22. doi: 10.3389/fmats.2017.00022 electro-catalytic Biodiesel Production from canola Oil in Methanolic and ethanolic solutions with low-cost stain...

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