petroleum crude oil equal to what metric tonne per barrel?

what is the equivalent in metric tonne for petroleum crude oil in barrels ? reply at the earliest
What is the standard specification /parameters for good quality petroleum crude oil as per international/Geological experts ? Please let me know full details

2 Responses to “petroleum crude oil equal to what metric tonne per barrel?”

  1. Gregg H Says:

    A standard barrel of oil is 42 US gallons, or about 159 liters. The density of crude oil is variable depending on grade, from about 0.79 to 0.97 kg/liter. This means that the mass of one barrel is about 126-154 kg, or about 0.126 to 0.154 tonnes per barrel.

  2. Pobept K Says:

    Crude is sold in barrels. 1 barrel contains 42 US gallons or 158.98 liters