Results 81 to 90 of about 10,092 (225)

STUDENT WELDING SKILL COMPETITION DEVELOPMENT MODEL WITH KKNI AND COMPETENCY CERTIFICATION APPROACH IN VOCATIONAL SCHOOL [PDF]

, 2014
This study aims to (1) obtain a model of the organization of the Student Welding Skill Competition, (2) determine the organization of the Student Welding Skill Competition model implementation, (3) determine the management of the Student Welding Skill ...
Arif, Marwanto, Putut, Hargiyarto, Riswan Dwi, Djatmiko   +2 more
core  

Influence of industrial solid waste addition on properties of soil-cement bricks

Cerâmica
The reuse of pollutant solid wastes produced in distinct industrial activities (avian eggshell waste and welding flux slag waste) as a source of alternative raw material for producing soil-cement bricks for civil construction was investigated.
F. B. Siqueira, M. C. Amaral, R. A. Bou-Issa, J. N. F. Holanda   +3 more
doaj   +1 more source

Experimental Analysis of Weld Slag Separation in Pipelines

Journal of Physics: Conference Series
Abstract In order to effectively eliminate welding slag from pipelines, ensure equipment operates normally, and reduce production costs, experiments were conducted based on field construction operations, with a focus on the intensity and frequency of tapping.
Xuru Liu, Dashu Zhu, Baoyang Luo, Hongbin Ji, Pujiang Li, Ji Wang   +5 more
openaire   +1 more source

Fatigue Behavior of Welded Joints and Weldments in HY-80 Steel Subjected to Axial Loadings [PDF]

, 1962
Bureau of Ships, U.S. Navy.Contract N0bs 77137Index No.
Hartmann, A.J., Munse, W.H.
core  

Effect of ludwigite (B₂O₃) on high Al₂O₃ slag and its mechanism used as a new blast furnace welding flux

Metalurgija, 2020
Based on the measurement of viscosities and critical temperatures of CaO-MgO-SiO2- Al2O3-B2O3 slag system with various B2O3 contents, the slag with higher than 15 mas.
B. Dai, H. Long, Y. Wen, Y. Ji
doaj  

Determining equivalent S-N curves for welding materials with different welding details

Hanjie xuebao
The varying levels of stress concentration resulting from different welding details in welding structures are the primary causes of structural fatigue failure.
Hui LIU, Qiling LIN, Jiafan GUO, Guoxiong LIU, Dan XU   +4 more
doaj   +1 more source

The Interfacial Characterization and Performance of Cu/Al-Conductive Heads Processed by Explosion Welding, Cold Pressure Welding, and Solid-Liquid Casting

Metals, 2019
The Cu/Al composites conductive head is widely used in hydrometallurgy as the core component of cathode plate. Its conductive properties directly affect the power consumption, and the bonding strength and corrosion resistance determine the conductive ...
Yanni Wei, Hui Li, Fu Sun, Juntao Zou
doaj   +1 more source

The multidisciplinary approach (archaeology and archaeometry) to bloomsmithing activities in France: examples of results from the last twenty years [PDF]

, 2011
Over the last twenty years, archaeological and archaeometrical research implemented in France has made it possible to define the various stages of the chaîne opératoire in iron and steelmaking as well as the indicators that are linked to them ...
Bauvais, Sylvain, Berranger, Marion, Dillmann, Philippe, Fluzin, Philippe, Pagès, Gaspard   +4 more
core   +1 more source

Nine percent nickel steel heavy forging weld repair study [PDF]

The feasibility of making weld repairs on heavy section 9% nickel steel forgings such as those being manufactured for the National Transonic Facility fan disk and fan drive shaft components was evaluated.
Berry, R. F., Jr., Brooks, T. G., Gerringer, A. H., Young, C. P., Jr.   +3 more
core   +1 more source

Materials for high vacuum technology, an overview [PDF]

, 2006
In modern accelerators stringent requirements are placed on materials of vacuum systems. Their physical and mechanical properties, machinability, weldability or brazeability are key parameters. Adequate strength, ductility, magnetic properties at room as
Sgobba, Stefano
core   +1 more source