Suche Bilder Maps Play YouTube News Gmail Drive Mehr »
Anmelden
Books Bücher
" Nitric acid will produce a black spot on steel; the darker the spot the harder the steel. Iron, on the contrary, remains bright if touched with nitric acid. Good steel in its soft state has a curved fracture and a uniform gray lustre; in its hard state,... "
BUYERS' GUIDE TO MERCHANDISE - Seite 177
1873
Vollansicht - Über dieses Buch

Railroad Engineers' Field-book and Explorers' Guide: Especially Adapted to ...

Henry Colthurst Godwin - 1902 - 357 Seiten
...the "limnoria." They both work from about the high-water mark to the surface of the mud. 228. To test Steel and Iron. — Scientific American. — Nitric...the contrary, remains bright if touched with nitric nciil. Good steel in its soft state has a curved fracture and a uniform gray lustre; in its hard state,...
Vollansicht - Über dieses Buch

20th Century Machine Shop Practice: Arithmetic, Practical Geometry ...

Leonard Elliott Brookes - 1906 - 631 Seiten
...ordinary steel, the carbon of which is replaced by other chemical elements. To test steel and iron. Nitric acid will produce a black spot on steel, the...its soft state has a curved fracture and a uniform gray lustre, in its hard state a dull, silvery, unifo'rm white. Cracks, threads or sparkling partieles...
Vollansicht - Über dieses Buch

The Art of Railroading: Or, The Technique of Modern Transportation, Band 6

Calvin Franklin Swingle, Frederick John Prior - 1906
...ordinary steel, the carbon of which is replaced by other chemical elements. To test steel and iron. Nitric acid will produce a black spot on steel, the...nitric acid. Good steel in its soft state has a curved fraoture and a uniform gray lustre, in its hard state a dull, silvery, uniform white. Cracks, threads...
Vollansicht - Über dieses Buch

Vocational Mathematics

William Henry Dooley - 1915 - 341 Seiten
...Steel may be recognized by the appearance of a dark spot when nitric acid is placed on its surface. The darker the spot, the harder the steel. Iron, on the contrary, shows no sign when touched with nitric acid. Good steel will not stand a high heat, but will crumble...
Vollansicht - Über dieses Buch

Vocational Mathematics

William Henry Dooley - 1915 - 341 Seiten
...Steel may be recognized by the appearance of a dark spot when nitric acid is placed on its surface. The darker the spot, the harder the steel. Iron, on the contrary, shows no sign when touched with nitric acid. Good steel will not stand a high heat, but will crumble...
Vollansicht - Über dieses Buch

Applied Science for Metal Workers

William Henry Dooley - 1919 - 479 Seiten
...to set up strains that show themselves when the steel is hardened. 474. Test of Steel Strength.— Nitric acid will produce a black spot on steel; the...with nitric acid. Good steel in its soft state has a clean fracture and a uniform gray luster; in its hard state, a dull, silvery, uniform white luster....
Vollansicht - Über dieses Buch

Locomotive Engineers Journal, Band 25

1891
...of hot-short iron. Good iron is readily heated soft under the hammer, and throws out but few sparks. Nitric acid will produce a black spot on steel ; the...its soft state has a curved fracture and a uniform gray luster; in itshard state, a dull, silvery, uniform white. Cracks, threads, or sparkling particles...
Vollansicht - Über dieses Buch




  1. Meine Mediathek
  2. Hilfe
  3. Erweiterte Buchsuche
  4. EPUB herunterladen
  5. PDF herunterladen