Chemical News and Journal of Industrial Science, Tomy 115-116Chemical news office., 1917 |
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Strona 4
... various temperatures . The effect of deformation at high temperatures was investigated , and exceedingly coarse grains produced by subjecting the material to stress at 870 ° C. ( 1600 ° F. ) , and then annealing at about 850 ° C. ( 1560 ...
... various temperatures . The effect of deformation at high temperatures was investigated , and exceedingly coarse grains produced by subjecting the material to stress at 870 ° C. ( 1600 ° F. ) , and then annealing at about 850 ° C. ( 1560 ...
Strona 5
... various sizes , and samples from each draft annealed at tempera- tures between 650 ° and 900 ° C. ( 1200 to 1650 ° F. ) . No grain growth was found outside of this temperature range . In a number of tests the amount of reduction was ...
... various sizes , and samples from each draft annealed at tempera- tures between 650 ° and 900 ° C. ( 1200 to 1650 ° F. ) . No grain growth was found outside of this temperature range . In a number of tests the amount of reduction was ...
Strona 10
... various known amounts of free sulphuric acid , together with a little ferrous sulphate to take up dissolved oxygen . Several litres of solution were prepared at one time , and the total iron concentration determined once for all by ...
... various known amounts of free sulphuric acid , together with a little ferrous sulphate to take up dissolved oxygen . Several litres of solution were prepared at one time , and the total iron concentration determined once for all by ...
Strona 11
... various types of glass including ( a ) Scientific Ware , ( b ) Optical Glass , ( c ) Artistic Glass , ( d ) Miscellaneous Exhibits . Many TUESDAY , 9th . - Royal Institution , 3 . " firms and private individuals sent collections for ...
... various types of glass including ( a ) Scientific Ware , ( b ) Optical Glass , ( c ) Artistic Glass , ( d ) Miscellaneous Exhibits . Many TUESDAY , 9th . - Royal Institution , 3 . " firms and private individuals sent collections for ...
Strona 15
... various temperatures between 600 ° and goo ° C. ( 1110-1650 ° F. ) . On examining samples annealed be- tween 690 ° and 900 ° C. ( 1275 ° and 1435 ° F. ) it was noted that a sharply defined zone of marked grain - growth occurred near the ...
... various temperatures between 600 ° and goo ° C. ( 1110-1650 ° F. ) . On examining samples annealed be- tween 690 ° and 900 ° C. ( 1275 ° and 1435 ° F. ) it was noted that a sharply defined zone of marked grain - growth occurred near the ...
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