Vickers number


Vickers number
Metall.
a numerical expression of the hardness of a metal as determined by a test (Vickers test) in which the sample is indented under a known pressure by the point of a diamond and the surface area of the indentation is divided into the amount of pressure applied.
[after Vickers Armstrong Ltd., British steel firm]

* * *


Universalium. 2010.

Look at other dictionaries:

  • Vickers number — Metall. a numerical expression of the hardness of a metal as determined by a test (Vickers test) in which the sample is indented under a known pressure by the point of a diamond and the surface area of the indentation is divided into the amount… …   Useful english dictionary

  • Vickers A1E1 Independent — Infobox Weapon name=Vickers A1E1 Independent caption= origin=flagcountry|UK type=Tank is vehicle=yes is UK=yes manufacturer=Vickers number=1 length=24 ft 11 in (7.6 m) width=8 ft 9 in (2.7 m) height=8 ft 11 in (2.7 m) weight=32 tons… …   Wikipedia

  • Vickers hardness — ▪ mineralogy       a measure of the hardness of a material, calculated from the size of an impression produced under load by a pyramid shaped diamond indenter. Devised in the 1920s by engineers at Vickers, Ltd., in the United Kingdom, the diamond …   Universalium

  • Vickers V-1000 — Vickers Armstrongs V 1000 was a prototype jet powered cargo aircraft designed to a UK Ministry of Supply requirement for a strategic transport to support the V bomber fleet. Both the Ministry and Vickers also intended to use the same basic design …   Wikipedia

  • Vickers Medium Mark II — Vickers Medium Mk.IIA* at U.S. Army Ordnance Museum, Aberdeen Type Medium tank Place& …   Wikipedia

  • Vickers Medium Mark I — Vickers tanks on the move in England in the 1930 s Type Medium tank Place of origin …   Wikipedia

  • Vickers hardness number — Vickers hardness number. См. Число твердости по Виккерсу. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • Vickers Wellington — infobox Aircraft name = Wellington type = bomber, anti submarine aircraft manufacturer = Vickers Armstrongs (Aircraft) Ltd. caption = Wellington B Mk. IA. The geodesic construction is evident through the perspex windows along the aircraft s side …   Wikipedia

  • Vickers hardness test — A Vickers hardness tester The Vickers hardness test was developed in 1924 by Smith and Sandland at Vickers Ltd as an alternative to the Brinell method to measure the hardness of materials.[1] The Vickers test is often easier to use than other… …   Wikipedia

  • Vickers Valiant — For other uses see: Valiant infobox Aircraft name = Vickers Valiant type = Strategic bomber manufacturer =Vickers Armstrongs caption =RAF Valiant in anti flash white designer = first flight =18 May avyear|1951 introduced =1955 retired =January… …   Wikipedia


Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.