 F.) is almost a viscous fluid," and he considers that glass-hard steel is constantly being spontaneously " tempered " at the ordinary temperature, which, he says, " acting on freshly quenched [that is, hardened] steel for a period of years, produces a...  An Introduction to the Study of Metallurgy - Сторінка 129автори: Sir William Chandler Roberts-Austen - 1894 - 379 стор.Повний перегляд - Докладніше про цю книгу
 | 1888 - 1132 стор.
...temperature acting on freshly quenched steel for a period of years, produces a diminution of hardness nearly equal to that of 100° C., acting for a period of hours. I examined some twenty rods, the specific resistance of which, within thirty-seven months, has fallen... | |
 | Sir Norman Lockyer - 1890 - 744 стор.
...annealing occurs, a glass-hard steel rod suddenly heated to 300° is almost a viscous fluid." ' Barus considers that glass-hard steel is constantly being...produces a diminution of hardness about equal to that of iooj C, acting for a period of hours." The nature of the molecular change is well indicated in the... | |
 | Carl Barus - 1892 - 154 стор.
...cases. This may be stated succinctly as follows: Mean atmospheric temperature acting on freshly quenched steel for a period of years produces a diminution...to that of 100° C. acting for a period of hours. Similar results have been suspected for magnetic measurements; but such results are very much less... | |
 | Geological Survey (U.S.) - 1897 - 1350 стор.
...This may be stated succinctly as follows: Mean atmospheric- temperature acting on freshly quenched steel for a period of years produces a diminution of hardness about equal to that of 100° 0. acting for a period of hours. Similar results have been suspected for magnetic measurements; but... | |
 | 1912 - 698 стор.
...of time in hardened steel. It is stated that mean atmospheric temperature acting on freshly quenched steel for a period of years produces a diminution...to that of 100° C. acting for a period of hours. Similar results are suspected for magnetic measurements. This memoir .1 t good results as the Japanese... | |
 | Institution of Mechanical Engineers (Great Britain) - 1904 - 704 стор.
...within which appreciable annealing occurs, a glass-hard steel rod suddenly heated to 300° C. (572° F.) is almost a viscous fluid," and he considers that...diminution of hardness about equal to that of 100° C. (212° F.), acting for a period of hours." J The nature of the molecular change is well indicated in... | |
 | Institution of Mechanical Engineers (Great Britain) - 1904 - 714 стор.
...within which appreciable annealing occurs, a glass-hard steel rod suddenly heated to 300° C. (572° F.) is almost a viscous fluid," and he considers that...diminution of hardness about equal to that of 100° C. (212° F.), acting for a period of hours." | The nature of the molecular change is well indicated in... | |
 | Sir Norman Lockyer - 1890 - 644 стор.
...annealing occurs, a glass-hard steel rod suddenly heated to 300° is almost a viscous fluid."1 Barus considers that glass-hard steel is constantly being...produces a diminution of hardness about equal to that of IOOQ C, acting for a period of hours." The nature of the molecular change is well indicated in the... | |
 | Iron and Steel Institute - 1894 - 690 стор.
...of time in hardened steel. It is stated that mean atmospheric temperature acting on freshly quenched steel for a period of years produces a diminution...to that of 100° C. acting for a period of hours. Similar results are suspected for magnetic measurements. This memoir is accompanied by the tabulated... | |
 | 1888 - 652 стор.
...17 19 126-5 2807 2830 29 - 570 - 810 \« 33-4 33-8 - 7-5 J -10-5 20 2808 - 620 33-5 - 8-0 quenched steel for a period of years, produces a diminution...equal to that of 100 C. acting for a period of hours. Similar results have been suspected for magnetic measurements ; but such results are very much less... | |
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