Mass and Weight · Unit Converter

Convert Stone (US) to Kilogram-force square second/meter

Convert stones (us) to kilogram-force square second/meters instantly. 1 stone (us) = 0.5781693672 kilogram-force square second/meter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Kilogram-force square second/meter to Stone (US) 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

Avoirdupois

Stone (US)

What is a stone (us)?

A less common US definition of the stone, about 5.67 kilograms.

Origin of the stone (us)

A variant stone weight used in some historical US trade.

Where it is used

Rare; appears mainly in historical or specialized contexts.

When and where it was developed

Derived from older English stone weights that varied by commodity.

Force / Engineering

Kilogram-force square second/meter

What is a kilogram-force square second/meter?

The kilogram-force second-squared per meter (the hyl or TME) is about 9.807 kg.

Origin of the kilogram-force square second/meter

The mass unit of the metric gravitational (technical) system.

Where it is used

Older continental European engineering practice.

When and where it was developed

Used in the metric technical system before SI adoption.

Stone (US) to Kilogram-force square second/meter conversion formula

The relationship between stones (us) and kilogram-force square second/meters:

1 st = 0.5781693672 hyl
1 hyl = 1.7295969948 st

To convert stones (us) to kilogram-force square second/meters, multiply the value in stones (us) by 0.5781693672. To reverse, multiply kilogram-force square second/meters by 1.7295969948.

How to use this converter

Type a value into the calculator. The result in kilogram-force square second/meters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Kilogram-force square second/meter to Stone (US) converter for the reverse direction.

Step-by-step: convert stones (us) to kilogram-force square second/meters

  1. Write down the value in stones (us) (st).
  2. Multiply that value by the factor 0.5781693672.
  3. The product is the equivalent value in kilogram-force square second/meters (hyl).
  4. To reverse, multiply the kilogram-force square second/meter value by 1.7295969948.

Worked examples

Example 1 — Convert 1 st to hyl:
1 × 0.5781693672 = 0.5781693672 hyl

Example 2 — Convert 100 st to hyl:
100 × 0.5781693672 = 57.8169367215 hyl

Real-world example — Reference scenario in case of fallback

Conversion between human-scale length units is the everyday workflow of architecture, athletics, and apparel design — three of the most common contexts that span metric and imperial systems.

1 st × 0.5781693672 = 0.5781693672 hyl

Real-world example — Adult height conversion

A 1.8-stone (us)-tall person measures a value in kilogram-force square second/meters that converts the height to the unit favoured by American forms, schools, or driver's licences. This is daily routine for anyone living between metric and imperial systems.

1.8 st × 0.5781693672 = 1.040704861 hyl

Real-world example — Fabric purchase length

Two stones (us) of fabric equals a value in kilogram-force square second/meters essential for tailors and textile buyers sourcing material from international suppliers that quote in different units.

2 st × 0.5781693672 = 1.1563387344 hyl

Stone (US) to Kilogram-force square second/meter conversion table

Standard reference values for converting stones (us) to kilogram-force square second/meters:

Stone (US) [st]Kilogram-force square second/meter [hyl]
0.010.0057816937
0.10.0578169367
10.5781693672
21.1563387344
31.7345081016
42.3126774689
52.8908468361
105.7816936722
2011.5633873443
3017.3450810165
4023.1267746886
5028.9084683608
10057.8169367215
500289.0846836076
1000578.1693672151

Frequently asked questions

How many kilogram-force square second/meters is 1 stone (us)?
1 stone (us) equals 0.5781693672 kilogram-force square second/meter.
How do I convert stones (us) to kilogram-force square second/meters?
Multiply the value in stones (us) by 0.5781693672 to get kilogram-force square second/meters.
How do I convert kilogram-force square second/meters back to stones (us)?
Multiply the value in kilogram-force square second/meters by 1.7295969948, or use the Kilogram-force square second/meter to Stone (US) converter.
How many kilogram-force square second/meters is 100 stones (us)?
100 stones (us) equals 57.8169367215 kilogram-force square second/meters, because 100 × 0.5781693672 = 57.8169367215.

Convert Stone (US) to other weight units

Show all Stone (US) conversions
Metric / SI (18 units)
Stone (US) to Attogram (ag) Stone (US) to Femtogram (fg) Stone (US) to Picogram (pg) Stone (US) to Nanogram (ng) Stone (US) to Microgram (µg) Stone (US) to Milligram (mg) Stone (US) to Centigram (cg) Stone (US) to Decigram (dg) Stone (US) to Gram (g) Stone (US) to Dekagram (dag) Stone (US) to Hectogram (hg) Stone (US) to Kilogram (kg) Stone (US) to Quintal (metric) (q) Stone (US) to Metric Ton (t) Stone (US) to Gigagram (Gg) Stone (US) to Teragram (Tg) Stone (US) to Petagram (Pg) Stone (US) to Exagram (Eg)
Avoirdupois (14 units)
Stone (US) to Grain (gr) Stone (US) to Dram (avoirdupois) (dr) Stone (US) to Ounce (oz) Stone (US) to Pound (lb) Stone (US) to Clove (clove) Stone (US) to Stone (UK) (st) Stone (US) to Quarter (US) (qr) Stone (US) to Quarter (UK) (qr) Stone (US) to Hundredweight (US) (cwt) Stone (US) to Hundredweight (UK) (cwt) Stone (US) to Wey (wey) Stone (US) to Kilopound (kip) (kip) Stone (US) to Ton (short, US) (sh tn) Stone (US) to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Stone (US) to Point (1/100 carat) (pt) Stone (US) to Carat (metric) (ct) Stone (US) to Scruple (apothecary) (s ap) Stone (US) to Pennyweight (dwt) Stone (US) to Momme (mom) Stone (US) to Mace (mace) Stone (US) to Dram (apothecary/troy) (dr ap) Stone (US) to Troy Ounce (oz t) Stone (US) to Tael (tael) Stone (US) to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Stone (US) to Ratti (ratti) Stone (US) to Masha (masha) Stone (US) to Tola (tola) Stone (US) to Chittack (Chatank) (chittack) Stone (US) to Seer (Ser) (seer) Stone (US) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Stone (US) to Electron Mass (rest) (me) Stone (US) to MeV/c2 (MeV/c²) Stone (US) to Muon Mass (mµ) Stone (US) to Atomic Mass Unit (u) Stone (US) to Proton Mass (mp) Stone (US) to Neutron Mass (mn) Stone (US) to Deuteron Mass (md) Stone (US) to Carbon-12 Atom Mass (C-12) Stone (US) to Planck Mass (mP)
Astronomical (4 units)
Stone (US) to Lunar Mass (Moon) (M☾) Stone (US) to Earth's Mass (M⊕) Stone (US) to Jupiter Mass (MJ) Stone (US) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Stone (US) to Lepton (Biblical Roman) (lepton) Stone (US) to Quadrans (Biblical Roman) (quadrans) Stone (US) to Assarion (Biblical Roman) (assarion) Stone (US) to Gerah (Biblical Hebrew) (gerah) Stone (US) to Drachma (Biblical Greek) (drachma) Stone (US) to Denarius (Biblical Roman) (denarius) Stone (US) to Bekan (Biblical Hebrew) (bekah) Stone (US) to Didrachma (Biblical Greek) (didrachma) Stone (US) to Shekel (Biblical Hebrew) (shekel) Stone (US) to Tetradrachma (Biblical Greek) (tetra) Stone (US) to Mina (Biblical Greek) (mina) Stone (US) to Mina (Biblical Hebrew) (mina) Stone (US) to Talent (Biblical Greek) (talent) Stone (US) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Stone (US) to Poundal (pdl) Stone (US) to Ton (assay) (US) (AT) Stone (US) to Ton (assay) (UK) (AT) Stone (US) to Kilogram-force square second/meter (hyl) Stone (US) to Slug (slug)

Sources & references

Conversion factor (1 st = 0.5781693672 hyl) verified against the following authoritative sources:

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