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ISO Grade Oils - Viscosities and Densities

Viscosities and densities of ISO - and equivalent SAE grade oils

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ISO GradeEquivalent SAE GradeKinematic ViscosityDensity
centiStokes10-6 reyns (lb s/in2)kg/m3lb/in3
40 oC100 oC104 oF 212 oF
32 10W 32 5.4 4 0.6 857 0.0310
46 20 46 6.8 5.7 0.8 861 0.0311
68 20W 68 8.7 8.5 1.1 865 0.0313
100 30 100 11.4 12.6 1.4 869 0.0314
150 40 150 15 19 1.8 872 0.0315
220 50 220 19.4 27.7 2.4 875 0.0316


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