Strength vs. Hardness vs. Toughness - Engineering Stack Exchange
Feb 12, 2019 · for this question: "What is the difference between strength, hardness and toughness in materials?" i have searched and have found these following definitions Strength refers to resistance to
At what temperature do I risk altering the structure of steel?
If I have structural or tool steel that has been treated to some standard (ASTM, SAE, ISO -- e.g., for hardness) but I don't know the details of the treatment, is there a "safe" temperature below which I …
mechanical engineering - How do I determine what hardness to …
Jan 14, 2020 · The steel tire could easily be any hardness you want. It would be poor judgement to mess with the rolling element bearing hardness. The heat-treatment has been developed over …
What is the significance of brittle materials and why do we use them?
Apr 6, 2022 · We have studied that cast iron which is a brittle material is used in automobile cylinder block, head, housing flywheel etc. If it is a brittle material then why it is used there? Another term that …
materials - Durometer and Shore - Engineering Stack Exchange
Sep 9, 2020 · Can someone help me understand durometer and shore hardness testing with relation to rubber hardness? My understanding is durometer measures hardness, shore is a different type of …
Difference between Stiffness (K) and Modulus of Elasticity (E)?
Dec 30, 2021 · In Solid Mechanics, We can relate these K=AE/L. I am confused in these. Both resist deformations when load is applied on it. Is K constant like E is constant. Another thing which is …
Shore durometer type D to brinells - Engineering Stack Exchange
Sep 9, 2020 · I saw a video where a person was measuring hardness of a material with Shore durometer type D and was comparing it to steel. The screen on durometer showed 96.5 HD and I …
How do you plot a relation between hardness and strain
Dec 13, 2022 · How do I plot the relation between hardness of a material and compressive strain knowing the stress-strain curve and indentation size in Brinell's hardness test
What is the most corrosion resistant 55HRC stainless steel?
55 HRC is a very high hardness, even for steels. Ideally the corrosion resistance of the steel would have to match AISI 316L or be even better. Qenched stainless steel can go to 55HRC. Even to 65...
Outline of Various Heat Treatment Processes - Engineering Stack …
Oct 10, 2021 · Your first statement is misleading or wrong; Hardness=brittleness. At the same hardness there can be a wide range of "brittleness" = lack of toughness in steels. The old Bessemer steels ( …