Jominy standard curves for AISI 4140 steel (0.37 % C; 0.77 % Mn; 0.98 %... | Download Scientific Diagram
![A Metallurgical Investigation of the Effects of Double Tempering on the Hardness, Impact Toughness and Microstructure of AISI 4140 Steel | Semantic Scholar A Metallurgical Investigation of the Effects of Double Tempering on the Hardness, Impact Toughness and Microstructure of AISI 4140 Steel | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/cef8cb6258a0609dc5ec52039e5a73e460290894/36-Figure2119-1.png)
A Metallurgical Investigation of the Effects of Double Tempering on the Hardness, Impact Toughness and Microstructure of AISI 4140 Steel | Semantic Scholar
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