Methods for macroscopic assessment of the content of non-metallic inclusions in wrought steels / 
British Standards Institution. 
 - 6 pages ;  33cm. 
 - British standard ;  BS 5710 : 1979 .
 - British standard ;  BS 5710 : 1979 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Steel--Metallography.<br/>Nonmetals.