<http://webisa.webdatacommons.org/167736095>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ctia.com.cn> .
<http://webisa.webdatacommons.org/167736095>	<http://www.w3.org/ns/prov#value>	"Extensive empirical correlations between tensile strength and properties such as hardness and fatigue strength are often quite useful." .
<http://webisa.webdatacommons.org/167736095>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/60719553>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/167736095> .