密 度 换 算
1磅/英尺3(lb/ft3)=16.02千克/米3(kg/m3)
API度=141.5/15.5℃时的比重-131.5
1磅/英加仑(lb/gal)=99.776千克/米3(kg/m3)
1波美密度(B)=140/15.5℃时的比重-130
1磅/英寸3(lb/in3)=27679.9千克/米3(kg/m3)
1磅/美加仑(lb/gal)=119.826千克/米3(kg/m3)
1磅/(石油)桶(lb/bbl)=2.853千克/米3(kg/m3)
1千克/米3(kg/m3)=0.001克/厘米3(g/cm3)=0.0624磅/英尺3(lb/ft3)