Results 71 to 80 of about 523,605 (185)

Low-Alloy Ultra-High Strength Cast Steels Prepared by a Quenching–Partitioning–Tempering Treatment

open access: yesMetals
To synergistically enhance the strength and toughness of low-alloy cast steels, a quenching–partitioning–tempering (Q-P-T) heat treatment process was specifically performed based on the “Constrained Carbon Equilibrium” thermodynamic model. The effects of
Xueyi Fan   +4 more
doaj   +1 more source

Breaking mixture rule of strength and ductility by interface induced nano-scale heterostructure in TA1/304 composites

open access: yesMaterials Research Letters
Laminate composites offer an effective strategy to overcome strength-ductility trade-off by harnessing the synergistic properties of constituent metals.
Yuhui Li   +7 more
doaj   +1 more source

Theoretical research and analysis of work process of a road roller with local deformation of roll in compaction zone [PDF]

open access: yesFME Transactions, 2017
The paper presents a new simple mathematical model of a fundamental and applied elasticity theory problem, considering the stress-strain state of road-roller working members with elliptic surfaces and the road-building material interacting with them. The
Rechitsky Vasilievich Sergey
doaj  

Work roll system optimisation using thermal analysis and genetic algroithm [PDF]

open access: yes, 2011
In today‟s highly competitive business environment it is vital to have smart and robust decision making framework for companies to be competitive or even to stay in the business.
Tafesse Azene, Yoseph
core   +1 more source

Death certificate: J. F. Roll

open access: yes, 1920
This is a photograph of the death certificate for J. F. Roll, deceased on 1920-10-06, filed with the Arkansas Department of Health by the Ruebel Funeral Home in Little Rock.Transcribed. Gender: male, Race: white, Date of birth: 2-14-1862, Place of birth:
Ruebel Funeral Home (Little Rock, Ark.)
core  

STUDY ON INTERACTION NATURE OF CANVAS CONVEYER PICK-UP FINGERS WITH ROLL IN PICKUP ZONE

open access: yesAdvanced Engineering Research, 2011
For the purpose of revealing the causes of grain loss after the canvas conveyer pick-up with roll, the interaction nature of its fingers in the pickup zone is determined.
Stanislav M. Krasnostup   +2 more
doaj  

CONTROL OF THE AIRCRAFT FLIGHT VELOCITY VECTOR BASED ON THE ENERGY APPROACH

open access: yesНаучный вестник МГТУ ГА, 2016
This paper presents a method of the aircraft flight velocity vector control synthesis taking into account constraints on the thrust of the power plant, the restriction is made on the basis of the use of the power triangle, representing an equilateral ...
V. P. Kharkov, S. P. Khalyutin
doaj  

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