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  2. Hardnesses of the elements (data page) - Wikipedia

    en.wikipedia.org/wiki/Hardnesses_of_the_elements...

    number symbol name Mohs hardness [1] Vickers hardness (MPa) [1] Brinell hardness (MPa) [1] Brinell hardness (MPa) [note 1] [2] 3: Li: lithium: 0.6: 5: 4: Be: beryllium: 5.5: 1670: 590–1320: 5: B: boron

  3. Hardness comparison - Wikipedia

    en.wikipedia.org/wiki/Hardness_comparison

    ISO 18265: "Metallic materials — Conversion of hardness values" (2013) ASTM E140-12B(2019)e1: "Standard Hardness Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness, Rockwell Hardness, Superficial Hardness, Knoop Hardness, Scleroscope Hardness, and Leeb Hardness" (2019)

  4. Talk:Hardnesses of the elements (data page) - Wikipedia

    en.wikipedia.org/wiki/Talk:Hardnesses_of_the...

    The three tables should be united into one, with side-by-side Vickers, Brinell, Rockwell and megapascal values. 82.131.210.162 10:47, 16 June 2008 (UTC) []. Yes, done. Values should be taken as very approxi

  5. Mohs scale - Wikipedia

    en.wikipedia.org/wiki/Mohs_scale

    Each of the ten hardness values in the Mohs scale is represented by a reference mineral, most of which are widespread in rocks. The Mohs scale is an ordinal scale . For example, corundum (9) is twice as hard as topaz (8), but diamond (10) is four times as hard as corundum.

  6. List of conversion factors - Wikipedia

    en.wikipedia.org/wiki/List_of_conversion_factors

    120 oz t = 1.555 173 84 g: point ... 1 ⁄ 100 of the energy required to warm one gram of air-free water from 0 °C to 100 °C at a ... (International Table ...

  7. Elastic properties of the elements (data page) - Wikipedia

    en.wikipedia.org/wiki/Elastic_properties_of_the...

    Elastic properties describe the reversible deformation (elastic response) of a material to an applied stress.They are a subset of the material properties that provide a quantitative description of the characteristics of a material, like its strength.

  8. Mortgage and refinance rates for Dec. 17, 2024: Average ... - AOL

    www.aol.com/finance/mortgage-and-refinance-rates...

    The current average interest rate for a 30-year fixed mortgage is 6.79% for purchase and 6.76% for refinance, down 1 basis point from 6.80% for purchase and 1 basis point from 6.77% for refinance ...

  9. Hardness scales - Wikipedia

    en.wikipedia.org/wiki/Hardness_scales

    Toggle the table of contents. Hardness scales. Add languages. ... Print/export Download as PDF; ... Hardness scales may also refer to: