Results 1 to 10 of about 299,243 (309)

Optimization Of Laboratory Hot Rolling Of Brittle Fe-40at.%Al-Zr-B Aluminide [PDF]

open access: yesArchives of Metallurgy and Materials, 2015
Use of the protective steel capsules enabled to manage the laboratory hot flat rolling of the extremely brittle as-cast aluminide Fe-40at.%Al-Zr-B with the total height reduction of almost 70 %.
Schindler I.   +8 more
doaj   +3 more sources

Experiment Research on Hot-Rolling Processing of Nonsmooth Pit Surface [PDF]

open access: yesApplied Bionics and Biomechanics, 2016
In order to achieve the nonsmooth surface drag reduction structure on the inner polymer coating of oil and gas pipelines and improve the efficiency of pipeline transport, a structural model of the machining robot on the pipe inner coating is established.
Yun-qing Gu   +5 more
doaj   +2 more sources

Research on Roll Shape Design for Quarter Wave Control of High-Strength Steel

open access: yesMetals, 2023
Quarter wave defects often occur in high-strength steel production in wide rolling mills, which seriously affect product quality and production stability.
Chao Liu   +8 more
doaj   +1 more source

MICROSTRUCTURAL EVOLUTION OF THE NORMALIZING PLATE ROLLING OF NIOBIUM MICROALLOYED STEELS [PDF]

open access: yesTecnologia em Metalurgia, Materiais e Mineração, 2015
There are concerns about the use of Nb microalloyed steels in the normalizing rolling of plate steels, as this thermomechanical treatment is finished at a temperature range where Nb(CN) precipitation can promote partial recrystallization of austenite ...
Antonio Augusto Gorni   +1 more
doaj   +1 more source

Evaluation Method and Application of Cold Rolled Strip Flatness Quality Based on Multi-Objective Decision-Making

open access: yesMetals, 2022
Flatness is a vital quality index that determines the dimensional accuracy of the cold-rolled strip. This paper designs a local shape wave extraction algorithm and a fuzzy classification algorithm for overall flatness defect classification based on ...
Qiuna Wang   +4 more
doaj   +1 more source

CHARACTERIZATION OF THE FRICTION CONDITIONS IN THE FINISHING STANDS OF A HOT STRIP MILL [PDF]

open access: yesTecnologia em Metalurgia, Materiais e Mineração, 2012
The decrease in hot strength or even rolling load as strain increases in some stands of the finishing hot strip mill with no metallurgical reasons is a relatively common event.
Antonio Augusto Gorni   +1 more
doaj   +1 more source

Research on the Cause and Control Method of Edge Warping Defect during Hot Finishing Rolling

open access: yesMetals, 2023
Different from the cross-section profile defects caused by uneven roll wear or external forces during hot finishing rolling, the edge warping defect often occurs and has special local characteristics. However, the cause and control method of edge warping
Chao Liu   +9 more
doaj   +1 more source

Behavioural Study of High Carbon Steel Material in Hot and Cold Working Media: A Review [PDF]

open access: yesE3S Web of Conferences, 2023
Due to its exceptional mechanical properties, such as its high strength and hardness, high-carbon steel is utilised extensively in various industries. The way of behaving of high-carbon steel is impacted by various handling strategies, for example, hot ...
Okokpujie Imhade P.   +5 more
doaj   +1 more source

The influence of Widmanstätten ferrite, martensite and grain boundary carbides on the strength and impact behaviour of high Al (0.2%) and Nb containing hot rolled steels [PDF]

open access: yes, 2020
The influence of Al and Nb on the strength and impact behaviour of hot rolled 0.06%C, 1.4%Mn steels has been determined after hot rolling to 15 and 30 mm thick plate.
Barrie, M., Naher, S., Qaban, A.
core   +1 more source

Texture, Microstructure and Mechanical Properties of 6111 Aluminum Alloy Subject to Rolling Deformation [PDF]

open access: yesMaterials Research, 2017
The mechanical properties, texture and microstructural evolution of a 6111 aluminum alloy during hot rolling and cold rolling deformation were systematically investigated in this article.
Lixin Zhang   +6 more
doaj   +1 more source

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