188 M. G. E. Svedelius on the Changes in the Length and 



TAB] 



LE 11. — sandviken Wire 



, 0*b per cent. (J. 





Changes of Length during 

 Heating. 



1 

 Changes of Length during i 

 Cooling. 



o o 

 0-100 



000115 0-00115 





100-200 



0-00230-000115=000115 





200-300 



0-00350- 0-00230=0-001 20 



000330-000210=0-00120 



300-400 



0-00480-0-00350=0-00130 



0-00455 - 000330 = 0-00125 



400-500 



0-00620 -0-00480 =0-001 40 



000595-0 00455=000140 



500-600 



OOO77O-OO062O=O0O15O 



0-00770 - 0-00595 = 0-00175 



600-700 



0-00845-000770=0-00075 



00805— 00770 = 000035 



700-800 



001015-0 00845=0-00170 



0-00990-000805=0-00185 



Table III. — Sandviken Wire, 0'3 per cent. C. 





Changes of Length during 

 Heating. 



Changes of Length 

 Cooling. 



during 



o o 



0-100 



000115 



000115 







100-200 



0-00230-000115= 



0-00115 







200-300 



000350-0-00230= 



0-00120 



000345-000230= 



00115 



300-400 



0-00475-0-00359= 



000125 



000470-0-00345= 



0-00125 



400-500 



000610-000475= 



0-00135 



000610-0 00470= 



0-00140 j 



500-600 



000760-000610= 



000150 



0-00765-0 00610= 



000155 



600-700 



0-00875-0 00760= 



000115 



0-00730-0-00765=- 



-0-00035 



700-800 



0-00865-0-00875=- 



-o-oooio 



0-00870-0-00730 = 



0-00140 



The values of the longiludiual changes of the specimens 

 recorded in Tables I.— III. are summarized below. 



Table IV. — Sandviken Wire. 





Expansion 



Expansion 



Contraction 



j 

 Coefficients of 



o car- 

 bon. 



during 



heating from 



0°-600. 



duriug 



heating from 



600°-800°. 



during 

 cooling from 

 800°- 600°. 



expansion during 



the interval of 



temperature from 



0°-800. 



09 



000750 



0-00340 



000335 



0000135* 



06 



000770 



0-00245 



000220 



0-C000125 



0, 



000760 



0-00105 



0-00105 



00000110 



* M. Le Chatelier gives in Conyrtes Rendus, cviii. (1889) p. 1096, 



