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เอกสารมาตรฐาน
สหรัฐอเมริกา
ASTM
A255-20a
Standard Test Methods for Determining Hardenability of Steel
2020
26
ASTM Vol.01.05 (2023)
These test methods cover the identification and description of test methods for determining the hardenability of steels. The two test methods include the quantitative end-quench or Jominy Test and a method for calculating the hardenability of steel from the chemical composition based on the original work by M. A. Grossman...