Mass and Weight · Unit Converter

Convert Gram to Ton (assay) (US)

Convert grams to tons (assay) (us) instantly. 1 gram = 0.0342857104 ton (assay) (us) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Ton (assay) (US) to Gram converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Metric / SI

Gram

What is a gram?

The gram (g) equals one-thousandth of a kilogram.

Origin of the gram

From Late Latin 'gramma', a small weight or scruple.

Where it is used

The everyday metric unit for food, medicine, and small objects.

When and where it was developed

Defined in 1795 as the mass of one cubic centimeter of water at melting point.

Force / Engineering

Ton (assay) (US)

What is a ton (assay) (us)?

The assay ton (US) equals about 29.167 grams, a mining-assay convenience unit.

Origin of the ton (assay) (us)

Devised so an assay sample's metal in milligrams reads as troy ounces per short ton.

Where it is used

Ore assaying and metallurgy.

When and where it was developed

Adopted in assay laboratories to simplify ore-grade calculation.

Gram to Ton (assay) (US) conversion formula

The relationship between grams and tons (assay) (us):

1 g = 0.0342857104 AT
1 AT = 29.16667 g

To convert grams to tons (assay) (us), multiply the value in grams by 0.0342857104. To reverse, multiply tons (assay) (us) by 29.16667.

How to use this converter

Type a value into the calculator. The result in tons (assay) (us) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Ton (assay) (US) to Gram converter for the reverse direction.

Step-by-step: convert grams to tons (assay) (us)

  1. Write down the value in grams (g).
  2. Multiply that value by the factor 0.0342857104.
  3. The product is the equivalent value in tons (assay) (us) (AT).
  4. To reverse, multiply the ton (assay) (us) value by 29.16667.

Worked examples

Example 1 — Convert 1 g to AT:
1 × 0.0342857104 = 0.0342857104 AT

Example 2 — Convert 100 g to AT:
100 × 0.0342857104 = 3.4285710367 AT

Real-world example — Postcard and small-object dimensions

A postcard is about 5 grams wide. Converting to tons (assay) (us) is essential for international postal addressing forms that ask for dimensions in different units across countries.

5 g × 0.0342857104 = 0.1714285518 AT

Real-world example — Ruler-scale measurements

A 30-gram school ruler converts cleanly to tons (assay) (us) — useful when buying a desk accessory from a retailer whose product specs use a different unit.

30 g × 0.0342857104 = 1.028571311 AT

Real-world example — Hardware-scale dimensions

A 10-gram fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between grams and tons (assay) (us) daily when mixing metric and imperial tools.

10 g × 0.0342857104 = 0.3428571037 AT

Gram to Ton (assay) (US) conversion table

Standard reference values for converting grams to tons (assay) (us):

Gram [g]Ton (assay) (US) [AT]
0.010.0003428571
0.10.003428571
10.0342857104
20.0685714207
30.1028571311
40.1371428415
50.1714285518
100.3428571037
200.6857142073
301.028571311
401.3714284147
501.7142855184
1003.4285710367
50017.1428551837
100034.2857103673

Frequently asked questions

How many tons (assay) (us) is 1 gram?
1 gram equals 0.0342857104 ton (assay) (us).
How do I convert grams to tons (assay) (us)?
Multiply the value in grams by 0.0342857104 to get tons (assay) (us).
How do I convert tons (assay) (us) back to grams?
Multiply the value in tons (assay) (us) by 29.16667, or use the Ton (assay) (US) to Gram converter.
How many tons (assay) (us) is 100 grams?
100 grams equals 3.4285710367 tons (assay) (us), because 100 × 0.0342857104 = 3.4285710367.

Convert Gram to other weight units

Show all Gram conversions
Metric / SI (17 units)
Gram to Attogram (ag) Gram to Femtogram (fg) Gram to Picogram (pg) Gram to Nanogram (ng) Gram to Microgram (µg) Gram to Milligram (mg) Gram to Centigram (cg) Gram to Decigram (dg) Gram to Dekagram (dag) Gram to Hectogram (hg) Gram to Kilogram (kg) Gram to Quintal (metric) (q) Gram to Metric Ton (t) Gram to Gigagram (Gg) Gram to Teragram (Tg) Gram to Petagram (Pg) Gram to Exagram (Eg)
Avoirdupois (15 units)
Gram to Grain (gr) Gram to Dram (avoirdupois) (dr) Gram to Ounce (oz) Gram to Pound (lb) Gram to Clove (clove) Gram to Stone (US) (st) Gram to Stone (UK) (st) Gram to Quarter (US) (qr) Gram to Quarter (UK) (qr) Gram to Hundredweight (US) (cwt) Gram to Hundredweight (UK) (cwt) Gram to Wey (wey) Gram to Kilopound (kip) (kip) Gram to Ton (short, US) (sh tn) Gram to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Gram to Point (1/100 carat) (pt) Gram to Carat (metric) (ct) Gram to Scruple (apothecary) (s ap) Gram to Pennyweight (dwt) Gram to Momme (mom) Gram to Mace (mace) Gram to Dram (apothecary/troy) (dr ap) Gram to Troy Ounce (oz t) Gram to Tael (tael) Gram to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Gram to Ratti (ratti) Gram to Masha (masha) Gram to Tola (tola) Gram to Chittack (Chatank) (chittack) Gram to Seer (Ser) (seer) Gram to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Gram to Electron Mass (rest) (me) Gram to MeV/c2 (MeV/c²) Gram to Muon Mass (mµ) Gram to Atomic Mass Unit (u) Gram to Proton Mass (mp) Gram to Neutron Mass (mn) Gram to Deuteron Mass (md) Gram to Carbon-12 Atom Mass (C-12) Gram to Planck Mass (mP)
Astronomical (4 units)
Gram to Lunar Mass (Moon) (M☾) Gram to Earth's Mass (M⊕) Gram to Jupiter Mass (MJ) Gram to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Gram to Lepton (Biblical Roman) (lepton) Gram to Quadrans (Biblical Roman) (quadrans) Gram to Assarion (Biblical Roman) (assarion) Gram to Gerah (Biblical Hebrew) (gerah) Gram to Drachma (Biblical Greek) (drachma) Gram to Denarius (Biblical Roman) (denarius) Gram to Bekan (Biblical Hebrew) (bekah) Gram to Didrachma (Biblical Greek) (didrachma) Gram to Shekel (Biblical Hebrew) (shekel) Gram to Tetradrachma (Biblical Greek) (tetra) Gram to Mina (Biblical Greek) (mina) Gram to Mina (Biblical Hebrew) (mina) Gram to Talent (Biblical Greek) (talent) Gram to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Gram to Poundal (pdl) Gram to Ton (assay) (US) (AT) Gram to Ton (assay) (UK) (AT) Gram to Kilogram-force square second/meter (hyl) Gram to Slug (slug)

Sources & references

Conversion factor (1 g = 0.0342857104 AT) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.