Tylczak, J. H. <br/><br/>
Correlating abrasive wear to alloy additions in low-alloy steels / 
by J. H. Tylczak. 
 - Pittsburgh, Pa. :  U.S. Dept. of the Interior, Bureau of Mines,  1986. 
 - 14 p. :  ill. 
 - Report of investigations / United States Department of the Interior, Bureau of Mines ;  9030 .
 - Report of investigation (United States. Bureau of Mines) ;  9030. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mining machinery.<br/>Milling machinery.<br/>Alloy steels.<br/>Alloys--Impact testing.<br/>Mechanical wear--Testing.<br/>Abrasives.
<br/><br/><label>LC Class. No.: </label>TN23  TN345  / .U43 no. 9030 
<br/><br/><label>Dewey Class. No.: </label>622 s  622/.2�19