Magnetization and Magnetic Change of Length. 653 



The manner in which the magnetization o£ irreversible 

 nickel-steel changes with temperature is very striking. The 

 observed values are given in Table XII. 



Table XII. 

 Nickel-Steel 29*24 per cent. 



*-ll°-6C. 



£=140° C. 



£=210° C. 



£=352° C. 



H. 



I. 



H. 



I. 



H. 



I. 



H. 



I. 



3-21 



9-33 



14-20 



22-35 



48-3 



790 



150-5 



244-2 



345 



417 



30 

 103 

 200 

 355 

 507 

 604 

 723 

 810 

 870 

 902 



5-83 

 12-57 

 29-8 

 74-3 



1695 



329 



449 



31 

 109 

 299 

 433 

 566 

 678 

 729 



11-27 

 18-51 

 29-1 

 680 

 164-7 

 280-5 

 442 



57 

 162 

 276 

 428 

 566 

 646 

 713 



9-87 

 18-10 

 31-3 

 69-4 



1677 



308 



445 



56 

 161 

 275 

 399 

 518 

 595 

 639 





*=499° C. 



tf-547 c 0. 



£=799° C. 



zf=466° C. 



H. 



I. 



H. 



I. 



H. 



I. 



H. 



I. 



203 

 560 



183-2 



304 



410 



487 



6-2 

 18-9 

 573 

 80-4 

 94-6 

 1025 



51 

 168 

 357 

 495 



1-8 



6-1 

 10-9 

 139 



51 

 140 



308 

 494 



2-0 



4-8 



9-3 



12-3 



52 

 152 

 311 

 494 



2-2 



5-8 



12-8 



13-7 





*=299° C. 



£=192° C. 



£=93° C. 



*=12°'0C. 



H. 



I. 



H. 



I. 



H. 



I. 



H. 



I. 



31 

 105 

 256 

 376 

 497 



11 



4-9 

 101 

 12-8 

 15-5 



31 



103 

 254 

 375 

 494 



1-4 



51 



105 



13-6 



162 



45 

 107 

 272 

 494 



2-2 



5-8 



132 



20-6 



0-21 

 163 

 5-15 

 27-91 

 95-6 

 188-7 

 334 

 477 



46 

 107 



182 

 250 

 265 



275 

 286 

 295 



