WORLD FOR CIVIL

Material Constants

Weight Density 'r' and Coefficient of Thermal Expansion 'a'

Material	r
Material	lb/ft³	^kN/m3
^{Aluminum alloys}	-	-
2014-T6	¹⁷⁰	²⁷
^7075-T6	¹⁷⁵	²⁸
^6061-T6	¹⁷⁰	²⁶
^Brass	⁵³⁰	^83.5
^Bronze	⁵³⁰	⁸³
^{Cast iron}	^447.5	⁷⁰
^Concrete	-	-
^Plain	¹⁴⁵	²³
^Reinforced	¹⁵⁰	²⁴
^Lightweight	^92.5	^16.5
^Copper	⁵⁵⁶	⁸⁷
^glass	¹⁶⁵	²⁶
^{Magnesium alloys}	¹¹²	^17.5
^{Monel (67% Ni, 30% Cu)}	⁵⁵⁰	⁸⁷
^Nickel	⁵⁵⁰	⁸⁷
^Plastics	-	-
^Nylon	^62.5	^9.8
^Polyethylene	⁷⁵	^11.7
^Rock	-	-
^{Granite, marble, quartz}	^172.5	²⁷
^{Limestone, sandstone}	^152.5	²⁴
^Rubber	⁷⁰	¹¹
^{Sand, soil, gravel}	¹⁰⁵	^16.5
^Steel	⁴⁹⁰	⁷⁷
^Titanium	²⁸⁰	⁴⁴
^Tungsten	^1,200	¹⁹⁰
^{Water, fresh}	^62.4	^9.81
^sea	^63.8	¹⁰
^{Wood (air dry)}	-	-
^{Douglas fir}	^32.5	^5.1
^Oak	^42.5	^6.7
^{Southern pine}	^37.5	^5.9

Material	a
Material	10^{-6/ o}F	10^{-6/ o}C
^{Aluminum alloys}	¹³	²³
^Brass	^11.2	^20.15
^Bronze	^10.75	^19.5
^{Cast iron}	^11.6	^10.95
^Concrete	⁶	^10.5
^{Copper & copper alloys}	^9.5	^17.1
^Glass	^4.5	⁸
^{Magnesium alloys}	^15.25	^27.45
^{Monel (67% Ni, 30% Cu)}	^7.7	¹⁴
^Nickel	^7.2	¹³

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