Gallons to KG Calculator
Convert liquid and dry gallons (US & Imperial) into mass in kilograms and pounds with exact substance physical densities.
Standard in US commerce for liquids, fuels, beverages.
10 US Gallons of Water has a mass of 37.854 Kilograms (83.454 lbs).
Mass (kg) = 10 gal × 3.78541 L/gal × 1.0000 kg/L = 37.854 kg
Interactive Commercial Container & Cargo Payload Estimator
Logistics managers, freight forwarders, and chemical plants must calculate the total gross payload weight of standard liquid shipping containers. Select a container below to calculate filled net and gross weights.
Tanker Truck Liquid Payload & Gross Weight (GVWR) Calculator
Federal highway regulations limit commercial semi-trucks to a maximum Gross Vehicle Weight Rating (GVWR) of 80,000 lbs (36,287 kg). Enter tanker capacity and fluid type to calculate liquid cargo mass and verify highway weight legal compliance.
IBC Tote Warehouse Floor Load Pressure & Stacking Safety
Standard industrial concrete warehouse floor slabs are typically rated for 250 to 500 lbs/sq ft (PSF). Calculate floor contact pressure for multi-tier stacking of 275-gallon and 330-gallon Intermediate Bulk Containers.
Weights of 1, 5, 10, and 50 Gallons Across Common Substances
Because density governs the conversion from volume to mass, liquids with lower density (like gasoline and propane) weigh significantly less per gallon than water or heavy oils.
| Substance | Density | 1 US Gal (kg / lbs) | 5 US Gal (kg / lbs) | 10 US Gal (kg / lbs) | 50 US Gal (kg / lbs) |
|---|---|---|---|---|---|
| 💧 Pure Water | 1.000 kg/L | 3.785 kg (8.34 lbs) | 18.93 kg (41.73 lbs) | 37.85 kg (83.45 lbs) | 189.27 kg (417.27 lbs) |
| 🥛 Whole Milk | 1.030 kg/L | 3.899 kg (8.60 lbs) | 19.49 kg (42.98 lbs) | 38.99 kg (85.96 lbs) | 194.95 kg (429.79 lbs) |
| 🚚 Diesel Fuel #2 | 0.832 kg/L | 3.149 kg (6.94 lbs) | 15.75 kg (34.72 lbs) | 31.49 kg (69.43 lbs) | 157.47 kg (347.17 lbs) |
| ⛽ Gasoline | 0.745 kg/L | 2.820 kg (6.22 lbs) | 14.10 kg (31.09 lbs) | 28.20 kg (62.17 lbs) | 141.01 kg (310.87 lbs) |
| ✈️ Jet A Aviation | 0.804 kg/L | 3.043 kg (6.71 lbs) | 15.22 kg (33.55 lbs) | 30.43 kg (67.10 lbs) | 152.17 kg (335.49 lbs) |
| 🫒 Olive Oil | 0.918 kg/L | 3.475 kg (7.66 lbs) | 17.38 kg (38.31 lbs) | 34.75 kg (76.61 lbs) | 173.75 kg (383.06 lbs) |
| 🍯 Pure Honey | 1.420 kg/L | 5.375 kg (11.85 lbs) | 26.88 kg (59.25 lbs) | 53.75 kg (118.51 lbs) | 268.76 kg (592.53 lbs) |
| 🔥 Liquid Propane | 0.493 kg/L | 1.866 kg (4.11 lbs) | 9.33 kg (20.57 lbs) | 18.66 kg (41.14 lbs) | 93.31 kg (205.71 lbs) |
Frequently Asked Questions
Engineering and everyday guidance for converting gallons to mass in kg.
How do you convert gallons to kilograms?
Mass (kg) = Gallons × Density (kg/L) × Gallon_FactorFor example, 10 US gallons of diesel (0.832 kg/L) = 10 × 0.832 × 3.78541 = 31.49 kg (69.43 lbs).