Heating Oils

Like diesel fuel, heating oils come in several different ranges with differing characteristics. Fuel oils are middle and heavy distillates with higher viscosities and boiling ranges. They are governed by ASTM D396. Required and alternate test methods are shown below.

Flash Point, D93

Flash Point, D3828

Water and Sediment, D2709

Atmospheric Distillation, D86

Viscosity, D445

Carbon Residue, D524


Sulfur, D2622 and for some grades D7039

Corrosion, D130

Cloud Point D2500, D5773 or D7397 (mini)

Pour Point, D97 or D5949

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