Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
Pound per Cup to Long ton per Cubic inch
Convert pound per cup (lb/cup) to long ton per cubic inch (long ton/in3) instantly with formula, conversion table, and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Density calculator
Density Converter
Convert pound per cup (lb/cup) to long ton per cubic inch (long ton/in3) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Long ton per Cubic inch (long ton/in3) expresses mass in long ton per unit volume in cubic inch, found by dividing a mass value by a volume value.
long ton/in3 = lb/cup × 3.092146e-5
Results update instantly for Pound per Cup to Long ton per Cubic inch conversions.
Reserved above the conversion cards and below the converter.
Formula
long ton/in3 = lb/cup × 3.092146e-5
lb/cup = long ton/in3 × 32340
Conversion table
| 1 lb/cup | 3.092146e-5 long ton/in3 |
| 5 lb/cup | 0.000155 long ton/in3 |
| 10 lb/cup | 0.000309 long ton/in3 |
| 20 lb/cup | 0.000618 long ton/in3 |
| 50 lb/cup | 0.001546 long ton/in3 |
| 100 lb/cup | 0.003092 long ton/in3 |
| 500 lb/cup | 0.015461 long ton/in3 |
| 1000 lb/cup | 0.030921 long ton/in3 |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
How the formula works
Both pound per cup and long ton per cubic inch measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per cup by 3.092146e-5 to get long ton per cubic inch. To reverse the conversion, multiply a long ton per cubic inch value by 32340 to get back to pound per cup.
Frequently asked questions
What is Pound per Cup (lb/cup)?
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value.
What is Long ton per Cubic inch (long ton/in3)?
Long ton per Cubic inch (long ton/in3) expresses mass in long ton per unit volume in cubic inch, found by dividing a mass value by a volume value.
How do I convert pound per cup to long ton per cubic inch?
Multiply the pound per cup value by 3.092146e-5 to get the equivalent in long ton per cubic inch. For example, 5 lb/cup × 3.092146e-5 = 0.000155 long ton/in3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 3.092146e-5 is an exact, non-rounded value.
Can I convert long ton per cubic inch back to pound per cup?
Yes. Divide the long ton per cubic inch value by 3.092146e-5, or multiply it by 32340, to get pound per cup.
Reserved between the FAQ and the article so the page stays balanced.
About converting pound per cup to long ton per cubic inch
Pound per Cup (lb/cup) expresses mass in pound per unit volume in cup, found by dividing a mass value by a volume value. Long ton per Cubic inch (long ton/in3) expresses mass in long ton per unit volume in cubic inch, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cup and long ton per cubic inch accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.