Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

more free publications

Materials

Design

Processes

Units

Formulas

Math
 
pound force-inch
Symbol:  lbf-in 
Category:  Moment, Torque 
SI Equivalent:  0.112985 N-m
Dimension:  ML2T-2 
System:  UK, FPS 
Convert     lbf-in  
1 lbf-in =
Energy
  Symbol Unit Name
2.59154×1016  Eh  a.u. of energy 
1.84616×10-11  bboe  barrel oil equivalent 
1.84616×10-11  bboe  bboe (barrel oil equivalent) 
7.05196×108  BeV  BeV (billion eV) 
1.07089×10-4  Btu (ISO)  British thermal unit (ISO) 
1.07089×10-4  Btu (IT)  British thermal unit (IT) 
1.07006×10-4  Btu (mean)  British thermal unit (mean) 
1.07161×10-4  Btu (therm.)  British thermal unit (thermochemical) 
2.69976×10-2  cal15  calorie (15°C) 
2.68724×10-2  cal4  calorie (4°C) 
2.70299×10-5  Cal, kcal  Calorie (diet kilocalorie) 
2.69863×10-2  cal (IT)  calorie (IT) (International Steam Table) 
2.69652×10-2  calmean  calorie (mean) 
2.7004×10-2  cal (therm.)  calorie (thermochemical) 
5.94914×10-5  Chu  Celsius-heat unit 
0.112985  C-V  coulomb volt 
1.11507  cm3-atm  cubic centimeter-atm 
3.93785×10-5  ft3-atm  cubic foot atm 
7.05196×1017  eV  electronvolt 
1.12985×106  erg  erg 
8.33333×10-2  ft-lbf  foot-pound force 
2.68117  ft-pdl  foot-poundal 
7.05196×108  GeV  gigaelectronvolt 
2.69863×10-2  gram-cal  gram calorie 
2.59154×1016  Eh  hartree 
4.20875×10-8  Hp-h  horsepower (550ft-lbf/s)-hour 
1  in-lbf  inch pound force 
0.112985  J  joule 
2.69943×10-5  kcal15  kilocalorie (15°C) 
2.68724×10-5  kcal4  kilocalorie (4°C) 
7.05196×1014  keV  kiloelectronvolt 
1.12985×10-4  kJ  kilojoule 
2.70299×10-14  kt (TNT)  kiloton TNT equivalent 
3.13847×10-8  kWh  kilowatt-hour 
7.05196×1011  MeV  megaelectronvolt 
1.12985×10-7  MJ  megajoule 
2.70299×10-17  Mt (TNT)  megaton TNT equivalent 
0.112985  N-m  newton meter 
1.07095×10-22    Q unit 
1.07089×10-19  quad  quad 
1.07089×10-19  quad  quadrillion 
5.18309×1016  Ry  rydberg 
3.85745×10-12  tce  tce (tonne coal equivalent) 
1.07089×10-9    therm (EEG) 
1.07115×10-9    therm (US) 
2.69943×10-8  th15 °C  thermie (15°C) 
2.69847×10-12  toe  toe (tonne oil equivalent) 
2.70299×10-11  ton (TNT)  ton TNT equivalent 
3.85745×10-12  tce  tonne coal equivalent 
2.69847×10-12  toe  tonne oil equivalent 
3.13847×10-5  Wh  watt hour 
Moment, Torque
  Symbol Unit Name
1.12985×106  dyn-cm  dyne-centimeter 
1152.12  gf-cm  gram force-centimeter 
1.15212×10-2  kgf-m  kilogram force-meter 
11.2985  N-cm  newton-centimeter 
0.112985  N-m  newton-meter 
16  ozf-in  ounce force-inch 
8.33333×10-2  lbf-ft  pound force-foot 
2.68117  pdl-ft  poundal-foot 
Glossary
FREE Publications
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

more publications