API 959 : 1982
Current
The latest, up-to-date edition.
CHARACTERIZATION STUDY OF TEMPER EMBRITTLEMENT OF CHROMIUM MOLYBDENUM STEELS
Hardcopy , PDF
English
01-01-1982
Section
I Introduction
II General conclusions from program
III Phase I: step cooled embrittlement experiments and
material characterization
IV Phase II: isothermal embrittlement experiments
V The effect of de-embrittlement
VI The effect of specimen notch orientation
VII Prediction of long term isothermal embrittlement
VIII The effect of repeated de-embrittlement on
isothermal embrittlement at 875 deg F
IX The effect of strength level and structure on
temper embrittlement
X The segregation of elements to grain boundaries
in Cr-Mo steels after 20,000 hr isothermal
embrittlement assessed by Auger methods
XI Fracture toughness evaluation (JIc) of
unembrittled and isothermally embrittled sample
no. 75
XII A study of the effect of high pressure hydrogen on
the temper embrittlement characteristics of Cr-Mo
steels
XIII Isothermal embrittlement of 1-1/4Cr - 1/1Mo and
3Cr - 1Mo samples at 875 deg F
XIV Acknowledgements
XV References
Tables 1 to 29
Figures 1 to 68
Appendix: Discussion of the Charpy test
(a) Sources of error in Charpy impact test data
(b) The Charpy specimen fracture appearance
(c) Experimental scatter in the 40 ft-lb transition
temperature
Figures A1 to A4
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