282 



REPORT — 1889. 



Table VII. — List of Samples exhibited to ilhistrate this Paper. 



Section I. Samples of silicon steel in the cast state containing from "24: to 8'83 



per cent, of silicon. 

 Section II. Samples of silicon steel in the forged state containing from '24 to 



5-53 per cent, of silicon. 

 Section III. Test-bars as mentioned in Table II. 

 Section IV. Bending pieces given in Table TI. 

 Section V. Compression pieces given in Table III. 

 Section VI. Samples of ferro-alloys to illustrate magnetic properties. 

 Section VII. Silicon steel wire 2-67 per cent. Si, 20 B.W.G. 



Sample of ferro-silicon containing 16 per cent, silicon, yet honey- 

 combed. 

 Silica from silicon steel. 

 Also other samples. 



Diagram 3. 



Tensile and elongation tests of Silicon Steel, plotted from Table I. 



= Annealed test-bars (Hadfield) on 2" lengths. 

 = Unannealed „ „ „ 2" „ 



= Annealed ,, (Kennedy) „ 10" „ 



