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Dynamic Material Properties for Machining Simulation Using the NIST Pulse-Heated Kolsky Bar
Published
Author(s)
Richard L. Rhorer
Abstract
The modeling or simulation of machining processes is important for economically implementing new manufacturing processes such as high-speed milling or ultraprecision machining. Knowing if a process will provide the required output prior to investing in expensive equipment is vital. All machining process models, including those for ultra precision processes, are dependent on knowing the appropriate material properties. The NIST Pulse-heated Kolsky Bar is an experimental apparatus built for measuring the dynamic material properties at elevated temperatures useful in machining models. Stress-strain curves for AISI 1045 steel obtained at strain rates of over 2000 /s and high temperature (over 900 C) are presented.
Proceedings Title
Conference Proceedings American Society for Precision Engineering (ASPE) Annual Meeting
Conference Dates
August 27, 2003
Conference Location
Undefined
Conference Title
ASPE--American Society for Precision Engineering
Pub Type
Conferences
Keywords
dynamic material properties, Kolsky Bar, machining simulation
Citation
Rhorer, R.
(2008),
Dynamic Material Properties for Machining Simulation Using the NIST Pulse-Heated Kolsky Bar, Conference Proceedings American Society for Precision Engineering (ASPE) Annual Meeting, Undefined
(Accessed March 23, 2025)