Results 61 to 70 of about 79,931 (210)

Development of 10.9 Grade 32CrB4 Quenched and Tempered Round Steel for Fasteners [PDF]

open access: yesTeshugang
There is an urgent need to develop low-cost, high-strength, and toughness grades of steel for domestic wind power fasteners in order to enhance the competitiveness of the industrial chain and fully participate in market competition.
Peng Feng, Li Xu, Li Bopeng, Zhang Yue, Wang Zhanzhong, Guo Shibei
doaj   +1 more source

Strain-age cracking in Rene 41 alloy [PDF]

open access: yes, 1969
Weldability test determines the effects of material and process variables on the occurrence of strain-age cracking, and demonstrates effective and practical means for its reduction.
Prager, M., Thompson, E. G.
core   +1 more source

The compounding of short fibre reinforced thermoplastic composites [PDF]

open access: yes, 1988
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.It is generally accepted that the mechanical properties of short fibre reinforced thermoplastics do not correspond with the high mechanical properties of ...
Shipton, Paul David
core  

Impact behaviour of nylon-rubber blends: 5. Influence of the mechanical properties of the elastomer [PDF]

open access: yes, 1989
Blends of 90wt% nylon-6 and 10wt% impact modifier were prepared. As impact modifiers were used: EPDM (ethylene propylene diene monomer) rubber, EPM (ethylene propylene monomer) rubber, polyethylene, four poly(ether esters) and some commercial impact ...
Borggreve, R.J.M.   +2 more
core   +3 more sources

Effects of (Ti, Mo)C precipitation on the microstructure, impact toughness, and sulfide stress corrosion cracking resistance of linepipe steels

open access: yesJournal of Materials Research and Technology
There is a growing need to develop high-performance linepipes owing to the accelerated resource depletion attributable to the increasing interest in mining in extreme environments.
Seoyoon Gong   +4 more
doaj   +1 more source

New insights from crystallography into the effect of Ni content on ductile-brittle transition temperature of 1000 MPa grade high-strength low-alloy steel

open access: yesJournal of Materials Research and Technology
The significant effect of Ni content (0.92, 1.94 and 2.94 wt%) on ductile-brittle transition temperature (DBTT) and microstructure in a 1000 MPa grade high-strength low-alloy (HSLA) steel was studied.
Zeqing Ni   +4 more
doaj   +1 more source

Microstructure evolution and toughness of auxiliary heating friction stir welded joints for Q960 high-strength steel

open access: yesCailiao gongcheng
The wear of expensive stirring tools can be effectively reduced by adding auxiliary heat in friction stir welding of steel materials. For this purpose, the Q960 high-strength steel is heated to 150 ℃ and 300 ℃ by a bottom preheating device, and the ...
TAO Tingfang   +3 more
doaj   +1 more source

A new test methodology based on structural resonance for mode I fatigue delamination growth in an unidirectional composite [PDF]

open access: yes, 2013
A specific device has been set up to test by vibration resonance the mode I fatigue delamination growth onset of composite laminates. This test system, based on the DCB test specimen, is a mass-spring-specimen dynamic system designed to resonate.
Fressinet, Mathieu   +4 more
core   +4 more sources

Correlation Between HAZ Microstructure and Low Temperature Impact Toughness of Bainitic Steel Plates [PDF]

open access: yesJournal of Welding and Joining, 2021
Hun Lee   +7 more
openaire   +1 more source

The design of an Fe-12Mn-O.2Ti alloy steel for low temperature use [PDF]

open access: yes
An investigation was made to improve the low temperature mechanical properties of Fe-8 approximately 12% Mn-O 2Ti alloy steels. A two-phase(alpha + gamma) tempering in combination with cold working or hot working was identified as an effective treatment.
Hwang, S. K., Morris, J. W., Jr.
core   +1 more source

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