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
Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

more free publications

Materials

Design

Processes

Units

Formulas

Math
 
foot of water (4°C)
Symbol:  ft H2O 
Category:  Pressure 
SI Equivalent:  2988.98 Pa
Dimension:  ML-1T-2 
System:  UK, US 
 
Notes
Pressure unit defined by a column of water at 4°C with a height of 1 foot.
Convert     ft H2O  
1 ft H2O =
Energy density
  Symbol Unit Name
8.02219×10-2  Btu (IT)/ft3  British thermal unit (IT) per cubic foot 
1.28791×10-2  Btu (IT)/gal (UK)  British thermal unit (IT) per gallon (UK) 
1.07241×10-2  Btu (IT)/gal (US)  British thermal unit (IT) per gallon (US) 
2988.98  J/m3  joule per cubic meter 
2.98898  kJ/m3  kilojoule per cubic meter 
0.375607  MGOe  megagauss-oersted (MGOe) 
Pressure
  Symbol Unit Name
3.04791×10-2  at  atmosphere (metric) 
2.9499×10-2  atm  atmosphere (standard) 
2.98898×10-2  bar  bar 
2.98898×104  barad  barad 
2.98898×104    barye 
2.24192    centiHg (0°C) 
2.24192  cmHg (0 °C)  centimeter of mercury (0°C) 
30.48  cmH2O  centimeter of water (4°C) 
2.98898×104  dyn/cm2  dyne per square centimeter 
2.98898×10-6  GPa  gigapascal 
29.8898  hPa  hectopascal 
0.882648  inHg (0 °C)  inch of mercury (0°C) 
0.885052  inHg (15.56 °C)  inch of mercury (15.56°C) 
12.0114  inH2O (15.56 °C)  inch of water (15.56°C) 
12  inH2O (4 °C)  inch of water (4°C) 
3.04791×10-2  kgf/cm2  kilogram force per square centimeter 
3.04791  kgf/dm2  kilogram force per square decimeter 
304.791  kgf/m2  kilogram force per square meter 
3.04791×10-4  kgf/mm2  kilogram force per square millimeter 
2.98898  kPa  kilopascal 
4.33515×10-4  kip/in2, ksi, KSI  kilopound force per square inch 
2.98898×10-3  MPa  megapascal 
0.30509  mH2O, mCE (15.56 °C)  meter of water (15.56°C) 
0.3048  mH2O, mCE (4 °C)  meter of water (4°C) 
2.98898×104  µbar  microbar (barye, barrie) 
2.24192×104  µHg (0 °C)  micron of mercury (millitorr) 
29.8898  mbar  millibar 
22.4192  mmHg, torr, Torr (0 °C)  millimeter of mercury (0°C) 
305.09  mmH2O, mmCE (15.56 °C)  millimeter of water (15.56°C) 
304.8  mmH2O, mmCE (4 °C)  millimeter of water (4°C) 
2.24192×104  mtorr  millitorr 
2988.98  N/m2  newton per square meter 
6.93625  ozf/in2, osi  ounce force (av.) per square inch 
2988.98  Pa, N/m2  pascal 
62.4262  lbf/ft2  pound force per square foot 
0.433515  psi, PSI, lbf/in2  pound force per square inch 
2008.5  pdl/ft2  poundal per square foot 
13.9479  pdl/in2  poundal per square inch 
2.9499×10-2  atm  standard atmosphere 
2.78688×10-2  tonf/ft2 (UK)  ton force (long) per square foot 
1.93534×10-4  tonf/in2 (UK)  ton force (long) per square inch 
3.04791×10-5  tonf/cm2 (metric)  ton force (metric) per square centimeter 
0.304791  tonf/m2 (metric)  ton force (metric) per square meter 
3.12131×10-2  tonf/ft2 (US)  ton force (short) per square foot 
2.16758×10-4  tonf/in2 (US)  ton force (short) per square inch 
22.4192  torr  torr 
Glossary
FREE Publications
Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

more publications