Results 11 to 20 of about 1,619,251 (342)

Groove Rolling Process of Mg/Al Bimetallic Bars [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
The paper presents the results of the experimental tests of Mg/Al bimetallic bars rolling process in classic and multi-radial modified round-oval-round passes.
S. Mróz, A. Stefanik, P. Szota
doaj   +1 more source

Evolution of the Structural State and Properties of 32CrB4 Steel during the Production of High-Strength Fasteners

open access: yesMetals, 2022
For the production of high-strength fasteners, bar sections are used, which must withstand significant cold plastic deformation and, therefore, are subjected to a special heat treatment.
Alexey Stepanov   +3 more
doaj   +1 more source

Bond Behavior of Basalt Fiber-Reinforced Polymer Bars Embedded in Concrete Under Mono-tensile and Cyclic Loads

open access: yesInternational Journal of Concrete Structures and Materials, 2020
This study evaluates the static and fatigue bond behavior in basalt fiber-reinforced polymer (BFRP) bars embedded in concrete. For bond behavior under a mono-tensile load, BFRP bars with four types of surface patterns (round, rectangular, cross-winding ...
Xia Liu   +4 more
doaj   +1 more source

Influence of Ultrasound on Pore and Crack Formation in Laser Beam Welding of Nickel-Base Alloy Round Bars

open access: yesMetals, 2020
Welding by laser beam is a method for creating deep and narrow welds with low influence on the surrounding material. Nevertheless, the microstructure and mechanical properties change, and highly alloyed materials are prone to segregation. A new promising
J. Grajczak   +6 more
semanticscholar   +1 more source

How to Harvest Haylage Bales in Sustainable Agriculture

open access: yesApplied Sciences, 2021
Storing silage in round bales (balage) is a commonly used method for preserving forage for use as stock fodder that has a higher nutritional content than hay. Baling at the optimum density is important for ensuring ideal fermentation conditions.
Sylwester Borowski   +2 more
doaj   +1 more source

Induction hardening of steels with use of the device for incremental forming of round bars HDQT-R 30-12

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Induction hardening is mainly used for treating parts in which high hardness, wear-resistance, and ductile core are required, such as spur gears, wind turbine rings, and bearings.
M. Peković   +3 more
semanticscholar   +1 more source

Effect of Tie Bars on Axial Compressive Behavior of Round-Ended Rectangular CFST Stub Columns

open access: yesMaterials, 2022
Round-ended rectangular concrete-filled steel tube (RRCFST) columns are prone to local buckling that are close to straight steel plates when used as piers of a bridge and affect its long-term use.
Z. Ren, Qi Li, Chuang Liu
semanticscholar   +1 more source

Effects of ageing time on the mechanical and conductivity properties for various round bar diameters of AA 2219 Al alloy

open access: yesEngineering Science and Technology, an International Journal, 2017
In the present study, AA 2219 alloys of 120 mm round bar are forged into various round bars (25, 50, 75 mm) and subjected to T6 temper heat treatment to identify the peak ageing time for various round bars.
T. Ram Prabhu
doaj   +1 more source

Theoretical And Experimental Analysis Of Aluminium Bars Rolling Process In Three-High Skew Rolling Mill

open access: yesArchives of Metallurgy and Materials, 2015
Technology of round bars rolling on a three-high skew rolling mills allows rolling of standard materials such as steel and aluminum, as well as new materials, especially hard deformable materials.
Stefanik A.   +3 more
doaj   +1 more source

Comprehensive study on effect of orthogonal turn-milling parameters on surface integrity of Inconel 718 considering production rate as constrain

open access: yesInternational Journal of Lightweight Materials and Manufacture, 2021
Round bars made of Inconel 718 are widely used in aerospace industries due to their excellent properties of working at harsh environment. However, machinability of this alloy by conventional turning process results in excessive tool wear and poor surface
Mehrzad Boozarpoor   +2 more
doaj   +1 more source

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