Tables 449-4S1. 

 MAGNETIC PROPERTIES OF IRONS AND STEELS- 



TABLE 449. — Magnetic Properties of Various Tjrpes of Iron and Steel. 



From tests made at the Bureau of Standards. B and H are measured in cgs units. 



369 



TABLE 450. — Magnetic Properties of a Specimen of Very Pure Iron (.017% C). 

 From tests at the Bureau of Standards. B and H are measured in cgs units. 



As received: Fmax 150 



•Smax 18,900 

 Br 7,650 



He 2.8 



After annealing: Fmax 150 



Bma.x 19,500 



He 



0.53 



TABLE 451. — Magnetic Properties of Electrical Sheets. 

 From tests at the Bureau of Standards. B and H are measured in cgs units. 



Smithsonian Tables. 



