Risultati di ricerca
7 ore fa · High-pressure gas quenching is widely used in the metals industry during the heat treatment processing of steel specimens to improve their material properties. In a gas quenching process, a preheated austenised metal specimen is rapidly cooled with a gas such as nitrogen, helium, etc. The resulting microstructure relies on the temporal and spatial thermal history during the quenching. As a ...
7 ore fa · There was disagreement over whether the bridge's cables should use the as-yet-untested Bessemer steel or the well-proven crucible steel. [22] [125] Until a permanent contract was awarded, the builders ordered 30 short tons (27 long tons) of wire in the interim, 10 tons each from three companies, including Washington Roebling's own steel mill in Brooklyn. [126]
1 giorno fa · Discovery of the planet Uranus [203] and the moons Titania, Oberon, Enceladus, Mimas [204] by Sir William Herschel (German born astronomer, later in life British) Discovery of Triton [205] and the moons Hyperion, Ariel and Umbriel – William Lassell [206] Planetarium – John Theophilus Desaguliers.
7 ore fa · Indiana. Indiana ( / ˌɪndiˈænə / ⓘ IN-dee-AN-ə) [15] is a state in the Midwestern region of the United States. It borders Lake Michigan to the northwest, Michigan to the north and northeast, Ohio to the east, the Ohio River and Kentucky to the south and southeast, and the Wabash River and Illinois to the west.
7 ore fa · Musikfest is an American music festival that has been held annually since 1984 in Bethlehem, Pennsylvania in the Lehigh Valley region of eastern Pennsylvania. It is the nation's largest non-gated free music festival. [1] The festival begins on the first Friday in August, though it has been preceded since 2015 with a Thursday preview night ...
1 ora fa · Sanjiv Bhasin Stock Pick: एग्जिट पोल के नतीजों के बाद 3इस बीच जून को शेयर बाजार में उछाल देखने को मिल रहा है और ज्यादातर शेयर हरे निशान पर कारोबार कर रहे हैं। इस बीच ...
1 giorno fa · The LEGO City Express Passenger Train set (60337) includes a remote-controlled bullet locomotive with working, dimmable headlights and LEGO Powered Up technology, a restaurant car, passenger coach, station platform, 24 track pieces and 6 minifigures for endless hours of train-themed role play.
