How Heavy Is a 2-Inch Tungsten Cube?
a 2-Inch Tungsten Cube weighs about
2.53 kg (5.58 lb)
Typical range: 2.45 kg – 2.53 kg.
Computed value (volume × density); the inputs are cited under Sources below.
- a bowling ball7.26 kg
heaviest ball allowed in tenpin bowling (16 lb); USBC sets no minimum weight
- a domestic cat4.5 kg
adult domestic cat (Felis catus); males larger; range 4.1–5.4 kg
- a gallon of water3.78 kg
1 US gallon (3.785 412 L) of pure water at 4 °C
- a 2-inch tungsten cube2.53 kg
2-inch cube (5.08 cm per side, 131.1 mL), tungsten metal at 20 °C, density 19.3 g/cm³ (18.7–19.3 depending on working)
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Put it in perspective
- About 1.5× a gallon of water
- About 1.8× a domestic cat
- About 2.9× a bowling ball
Why weights differ
Tungsten density depends on purity and working: PubChem lists 18.7–19.3 g/cm³ at 20 °C; 19.3 g/cm³ is typical for solid tungsten cubes.
Sources
[1] National Institute of Standards and Technology
NIST Guide to the SI, Appendix B.8: Factors for Units Listed AlphabeticallyStandard body
“inch (in) centimeter (cm) 2.54 E+00”
Value as published: 1 inch = 2.54 cm (exact) · accessed 2026-11-11.
[2] PubChem, U.S. National Library of Medicine
Tungsten — Density (PubChem Compound CID 23964)Government agency
“19.3 g/cm³”
Value as published: 19.3 g/cm³ · accessed 2026-11-11.
[3] PubChem, U.S. National Library of Medicine
Tungsten — Density (PubChem Compound CID 23964)Government agency
“18.7-19.3 @ 20 °C/4 °C; depends on extent of working.”
Value as published: 18.7–19.3 g/cm³ at 20 °C, depending on working · accessed 2026-11-11.
How this value was computed
- volume-l: 0.131096512 L — 来源 [1] (source [1])
- density-kg-per-l: 19.3 kg/L — 来源 [2] (source [2])
Last updated 2026-11-11.Report a correction (please include a source link).
Related objects
- a cubic meter of air1.23 kg (2.7 lb)
- a 1-inch gold cube317 g (0.698 lb)
- a 1-inch tungsten cube316 g (0.697 lb)
- a 4-inch tungsten cube20.2 kg (44.6 lb)
- a cubic foot of gold547 kg (1,210 lb)
- a cubic meter of concrete2.4 t (2.65 US tons)
Frequently asked questions
How much does a 2-inch tungsten cube weigh?
a 2-Inch Tungsten Cube weighs about 2.53 kg (5.58 lb) — 2-inch cube (5.08 cm per side, 131.1 mL), tungsten metal at 20 °C, density 19.3 g/cm³ (18.7–19.3 depending on working).
How much is a 2-inch tungsten cube in pounds and ounces?
5.58 lb, which is 89.2 oz. In metric terms: 2.53 kg.
Is a 2-inch tungsten cube heavier than a gallon of water?
No. a 2-Inch Tungsten Cube weighs about 2.53 kg (5.58 lb), while a gallon of water is about 3.78 kg (8.34 lb) — roughly 1/1.5.
Why do sources give different weights?
Tungsten density depends on purity and working: PubChem lists 18.7–19.3 g/cm³ at 20 °C; 19.3 g/cm³ is typical for solid tungsten cubes.
Where does this number come from?
Every source is listed at the bottom of this page with publisher, link, access date and a verbatim quote. Numbers are only published when a qualifying source can be verified.