15 Questions 95 Answers 0 Followers
Questions related from Michael William Spindler
Should we divide Creep Rupture up into (1) Time Dependent Plastic Collapse, trans-granular fracture and (2) Creep Failures, inter-granular fracture? Trans-granular failures caused by time...
01 October 2019 4,809 4 View
Dr Bin Yang asked an interesting question: https://www.researchgate.net/post/How_to_distinguish_between_creep_voids_and_dimples I am currently working on a phenomenological creep damage model...
11 September 2019 619 4 View
I wish to open a discussion on the way that Plastic Instabilities influence the results of Mechanical Tests. For example, tensile tests, creep tests, torsion tests, pressurised tubes test, etc.....
29 May 2018 3,612 47 View
In mechanics of materials the engineering stress & strain (Cauchy) are defined by the original area and original gauge length respectively. Is this by definition, at room temperature at which the...
03 January 2018 4,027 20 View
There are circumstances when acting upon expert judgement is desirable; for example: 1. In an emergency situation where a quick decision is vital. 2. Where an innovation is being made that has not...
19 April 2017 4,308 11 View
Most creep tests are performed under constant load, some creep tests (notably at Swansea University) are performed under constant stress (assuming uniform strain). However, the localisation of...
01 December 2016 1,030 9 View
Of course this question is loaded with sub-questions so feel free to take your answers wherever you feel inclined. For me I am interested in solution annealed, 300 series austenitic stainless...
07 October 2016 1,455 8 View
During a strain controlled (R=-1) low cycle fatigue test on Type 316H austenitic stainless steel at 550°C, it was noted that the temperature (measured by a thermocouple on the surface of the...
22 July 2016 7,589 5 View
I believe that stacking fault energy is an important factor in elevated temperature plasticity, both monotonic and cyclic and creep properties. In particular in FCC metals and alloys. However,...
11 July 2016 2,086 10 View
I have conducted a number of stress relaxation tests (strain controlled creep tests) at elevated temperature on an austenitic stainless steel. In a great many cases the stress increases during...
07 July 2016 8,030 28 View
Is there a maximum limit to the size of a black hole?
29 January 2016 5,388 20 View
It is usual for the effect of temperature on the facture toughness of steel to show a lower shelf at low temperatures, then as the temperature increases to exhibit a rapid rise (a transition...
09 December 2014 7,354 3 View
Brian Dyson (https://www.researchgate.net/scientific-contributions/BF-Dyson-2003401809) used to joke that there were many times more models for predicting creep-fatigue than there were researchers...
01 January 1970 9,385 3 View
Basic Modeling and Theory of Creep of Metallic Materials which is available online https://link.springer.com/book/10.1007/978-3-031-49507-6 Can anybody recommend other similar books and papers on...
01 January 1970 4,250 1 View
The ECCC 2026 Creep & Fracture Conference (in Aix-en-Provence, France) May 18-20 2026 https://eccc2026.org/ is planning a Workshop Session. Please note the call for abstracts is extended...
01 January 1970 574 9 View
