Results 11 to 20 of about 4,115 (299)

Contributions of different factors to the improvement of the creep rupture strength of creep resistant martensitic steels

open access: yesPeriodica Polytechnica Mechanical Engineering, 2007
Boilers, pipes, and turbine components of fossil power generating plants are expected to be exposed to steam at increased temperature and pressure to improve power generating efficiency. This trend requires high Cr creep resistant martensitic steels having higher creep rupture strength (CRS) than Modified 9Cr-1Mo steel.
Yousef Elarbi, Béla Palotás
openaire   +3 more sources

Assessment of creep behavior using a damage-coupled model for martensitic stainless steel

open access: yesMechanical Engineering Journal, 2021
In this study, the Liu–Murakami (LM) creep damage-coupled model was considered to evaluate the creep properties of martensitic stainless steel. The degree of creep damage was examined at two temperatures (565 ℃ and 593 ℃) to assess mechanically and ...
Sungmin YOON   +5 more
doaj   +1 more source

Review of Creep Cavitation and Rupture of Low Cr Alloy and its Weldment [PDF]

open access: yes, 2013
This paper presents a review of creep cavitation and rupture of low Cr alloy and its weldment, particular in the heat-affected zone (HAZ). Creep damage is one of the serious problems for the high temperature industry.
Xu, Qiang   +6 more
core   +1 more source

Application of soft constrained machine learning algorithms for creep rupture prediction of an austenitic heat resistant steel Sanicro 25

open access: yesJournal of Materials Research and Technology, 2023
Creep rupture extrapolation is crucial for high-temperature materials served in power plants. Many analytical models can be used for creep rupture analysis, and fundamental models are also available. Machine learning is also an alternative.
Jun-Jing He   +3 more
doaj   +1 more source

Creep behavior and modeling of high-density polyethylene (HDPE)

open access: yesPolymer Testing, 2021
Creep behavior of high-density polyethylene (HDPE) was investigated. HDPE has many engineering applications in different industries such as piping systems, cable and wiring, automotive parts, storage containers, and biomedical implants.
Mohammad Amjadi, Ali Fatemi
doaj   +1 more source

Creep and long-term strength of metals under unsteady complex stress states (Review)

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2020
This article is an analytical review of experimental and theoretical studies of creep and creep rupture strength of metals under unsteady complex stress states published over the past 60 years.The first systematic studies of the creep of metals under ...
Alexander Mikhaylovich Lokoshchenko   +4 more
doaj   +1 more source

Effect of nickel-based filler metal types on creep properties of dissimilar metal welds between Inconel 617B and 10% Cr martensitic steel

open access: yesJournal of Materials Research and Technology, 2021
Creep rupture behaviors of dissimilar metal welds (DMWs) between Inconel 617B and 10%Cr martensitic steel with two different filler metals Inconel 617 and 82 were comparatively investigated at 600 °C to study the effect of nickel-based filler metal types
Yu Zhang   +9 more
doaj   +1 more source

Effect of Tungsten on Creep Behavior of 9%Cr–3%Co Martensitic Steels

open access: yesMetals, 2017
The effect of increasing tungsten content from 2 to 3 wt % on the creep rupture strength of a 3 wt % Co-modified P92-type steel was studied. Creep tests were carried out at a temperature of 650 °C under applied stresses ranging from 100 to 220 MPa with a
Alexandra Fedoseeva   +3 more
doaj   +1 more source

Influence of Replacing Molybdenum with Tungsten on the Creep Fracture Property of Waspaloy Nickel-Based Alloy

open access: yesMetals, 2022
Alloys meeting the requirements of “700 °C and above” advanced ultra-super-critical technology, with higher thermal efficiency, have been developed in recent years.
Hanxin Yao   +4 more
doaj   +1 more source

Creep Rupture Strength of Notched Aluminium Specimens

open access: yesBulletin of JSME, 1966
Creep rupture tests of aluminium rectangular-section bars with and without typical V notches (either in thickness or width direction) were performed at 230°C. The effects of the working conditions of V notch on the creep deformation and the creep rupture strength were investigated.
MIYANO, Saburo, MIYAGAWA, Matsuo
openaire   +2 more sources

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