1-20 of 252
Keywords: creep
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2023
ISBN: 978-0-8031-7737-6
... Fuel cladding tubes made of zirconium alloys, are subjected in reactor to a complex loading history under nominal operating conditions. Furthermore, they exhibit a complex deformation behavior resulting from irradiation-induced growth, irradiation creep and thermal creep. For design and safety...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2023
ISBN: 978-0-8031-7737-6
... resistance, lower hydrogen pickup, and lower creep strain and growth compared with current products, including ZIRLO ® and Optimized ZIRLO™ cladding. In addition to the comprehensive hot-cell examinations of high-burnup AXIOM fuel rods, there are also test programs specifically designed to study the creep...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2023
ISBN: 978-0-8031-7733-8
... Understanding the creep failure mechanism depends on identifying the effects of applied load on the evolution of long-term microstructures. Creep tests at elevated temperatures are time consuming and expensive. Thus, it is important to optimize the number of tests needed to reduce the time from...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2023
ISBN: 978-0-8031-7733-8
... Finite element analyses were performed for varying crack tip or notch geometries and temperatures in C(T) specimens of CM247LC-DS Ni-base superalloy used in gas turbine blades to understand the accumulation of creep strains at notches. The constitutive models used considered elastic-primary...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7712-3
... behavior hyperelastic complex loading creep 76 DURABILITY OF BUILDING AND CONSTRUCTION SEALANTS AND ADHESIVES: 7TH VOLUME STP 1633, 2022 / available online at www.astm.org / doi: 10.1520/STP163320200073 Jon Kimberlain,1 Valerie Hayez,2 Jie Feng,3 and Mark Mirgon3 Material Models for Structural...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2018
ISBN: 978-0-8031-7641-6
... · s −1 ( E  > 1 MeV). Periodic gaging has been used to assess the primary and secondary (steady-state) creep behavior. The objective of this detailed and controlled experiment was to determine, for the first time, the creep and microstructure evolution in Zr-2.5Nb tubing over a wide range...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2015
ISBN: 978-0-8031-7611-9
... and primary seal combinations can fail due to cold flow displacement when exposed to in-service loads. IGU spacer seal cold flow creep IGU insulated glass unit seal movement DURABILITY OF BUILDING AND CONSTRUCTION SEALANTS AND ADHESIVES: 5TH VOLUME 1 STP 1583, 2015 / available online...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2015
ISBN: 978-0-8031-7529-7
... on texture and mechanical properties, including thermal creep, is null. Out-of-pile autoclave corrosion tests show, on the one hand, that the iron content has no effect in 360°C primary water environment and little effect in 400°C–415°C steam. On the other hand, iron content in the range of 300 to 1000 ppm...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2013
ISBN: 978-0-8031-7556-3
... with water from the shaft, which had a salt concentration measured as equal to that of seawater. Short-term compressive strength was measured between 1300 and 1900 kPa. Constant stress creep tests were also conducted, indicating a strength of about 760 kPa. All testing was conducted at a temperature of −10°C...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2012
ISBN: 978-0-8031-7515-0
... mechanisms, which occur in several grains of relaxed and crept Zircaloy-4 samples. The main purpose of this paper is to describe an improved micromechanical model able to reproduce both the anisotropic creep behavior and the elasto-plastic behavior of unirradiated recrystallized Zircaloy-4 at 400°C. Finally...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2011
ISBN: 978-0-8031-7525-9
... Fitness-for-service assessments of components operating at high temperature often require estimates of creep crack growth in service. Although methods for calculating creep crack growth are given in R5 and other codes, these methods are limited in terms of their range of application and can...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2011
ISBN: 978-0-8031-7514-3
.... These include failure to account for material creep and fatigue, defects in fusion bonding, incompatibility of solvent cement, strength limitation of joint elements, and improper installation techniques. The case studies suggest ways to avoid similar mistakes in the future. structural plastic creep...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2011
ISBN: 978-0-8031-7525-9
... Creep Fatigue knowledge is necessary for meaningful reliability assessment of existing power generating plant because cyclic operation of an aging power plant fleet requires better understanding of factors affecting damage initiation and propagation, as well as technologies and methods...
eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2010
ISBN: 978-0-8031-7018-6
... than as an impurity. The original paper was published by ASTM International in STP 1295, Zirconium in the Nuclear Industry: Eleventh International Symposium , 1996, pp. 12–32. zirconium alloys Zircaloy-2/4 irradiation growth creep corrosion in-reactor creep in-reactor corrosion...
eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2010
ISBN: 978-0-8031-7018-6
... that some parameters can have opposite effets on nodular and uniform corrosion. Finally, the effects of some impurity elements are described, especially the effect of sulfur on creep and of chlorine on microstructure. The original paper was published by ASTM International in STP 1354, Zirconium...
eBook Chapter
Series: ASTM Manuals
Publisher: ASTM International
Published: 2010
ISBN: 978-0-8031-7018-6
... zirconium alloys ZIRLO Zircaloy-4 tin niobium iron corrosion water steam lithium hydroxide in-reactor corrosion microstructure precipitates fuel cladding heat treatment creep growth PWRs RPS2-EB/Nov 2010 Copyright © 2010 by ASTM International 359 www.astm.org 360 ZIRCONIUM PRODUCTION...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2009
ISBN-10: 0-8031-4514-4
ISBN: 978-0-8031-4514-6
... The diametral expansion, elongation, and sag rates of Zr-2.5Nb pressure tubes in CANDU® (CANada Deuterium Uranium) nuclear reactors are important properties that limit their useful life and the maximum power level for reactor operation. As a result irradiation creep models are needed to predict...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2009
ISBN-10: 0-8031-4514-4
ISBN: 978-0-8031-4514-6
.... The microstructural evolution during mechanical testing with various loading conditions has also been studied. It has been shown that during a creep test with low applied stress (130 MPa) and high temperature (450°C), the microstructure evolution can essentially be explained by the thermal recovery of the loops...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2007
ISBN-10: 0-8031-3406-1
ISBN: 978-0-8031-3406-5
... This paper presents a numerical study of simulated creep crack growth (CCG) prediction in a compact tension [C(T)] specimen and a pipe component containing cracks. The results are compared to experimental data of the same consisting of creep crack growth tests of a carbon-manganese steel (C-Mn...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2007
ISBN-10: 0-8031-3406-1
ISBN: 978-0-8031-3406-5
... In this study the effects of high temperature relaxation on the residual stresses has been examined for T-plate and tubular T-joint geometries by numerical analysis using elasto-plastic-creep finite element modelling. It is shown that residual stresses are important, especially at the early...