Density Calculator
Online Density Converter .Convert instantly from one Density unit to another and vice versa without having to
Use a density conversion chart.
{source}
<?php
/* Program name: DensityCalculator.php
* Description: Converts density units
* Last Updated: 15 Oct 05
*/
// define default values
$Unit_index = 5;
$Convert_value = “”;
$ConvertUnit_value = $Unit_index;
$To_value = “”;
$ToUnit_value = $Unit_index;
//define constants
$FlowRateConst = 0.002827;
// define units
$Units = array(“grains/gallon (UK)”, “grains/gallon (US)”, “grams/cubic centimeters”, “grams/liter”, “grams/milliliters”,
“kilograms/cubic meters”, “kilograms/liter”, “megagrams/cubic meter”,
“milligrams/milliliter”, “milligrams/liter”,
“ounces/cubic inch”, “ounces/gallon (UK)”, “ounces/gallon (US)”,
“pounds/cubic inch”, “pounds/cubic foot”, “pounds/gallon (UK)”, “pounds/gallon (US)”,
“slugs/cubic foot”, “tonnes/cubic meter”, “tons (UK)/cubic yard”, “tons (US)/cubic yard”);
$UnitsNo = 20;
// define conversion rates
$DensityConv[0] = 70.156;
$DensityConv[1] = 58.418;
$DensityConv[2] = 0.001;
$DensityConv[3] = 1;
$DensityConv[4] = 0.001;
$DensityConv[5] = 1;
$DensityConv[6] = 0.001;
$DensityConv[7] = 0.001;
$DensityConv[8] = 1;
$DensityConv[9] = 1000;
$DensityConv[10] = 0.00057804;
$DensityConv[11] = 0.160359;
$DensityConv[12] = 0.133526;
$DensityConv[13] = 0.0000361273;
$DensityConv[14] = 0.062428;
$DensityConv[15] = 0.010022;
$DensityConv[16] = 0.008345;
$DensityConv[17] = 0.001941;
$DensityConv[18] = 0.001;
$DensityConv[19] = 0.0007525;
$DensityConv[20] = 0.0008428;
// get selected units
if (@$_POST[‘ConvertUnit’] != “”)
{
$ConvertUnit_value = $_POST[‘ConvertUnit’];
}
else
{
$_POST[‘ConvertUnit’] = $Unit_index;
}
if (@$_POST[‘ToUnit’] != “”)
{
$ToUnit_value = $_POST[‘ToUnit’];
}
else
{
$_POST[‘ToUnit’] = $Unit_index;
}
if (@$_POST[‘Calculate’] == “Calculate”) // calculate
{
if (@$_POST[‘Convert’] != “”)
{
if ($ConvertUnit_value != $ToUnit_value)
{
if ($ConvertUnit_value != $Unit_index)
{
$To_value = 1 / $DensityConv[$ConvertUnit_value];
if ($ToUnit_value != $Unit_index)
{
$To_value = $DensityConv[$ToUnit_value] * $To_value * $_POST[‘Convert’];
}
Else
{
$To_value = $To_value * $_POST[‘Convert’];
}
}
Else
{
$To_value = $DensityConv[$ToUnit_value] * $_POST[‘Convert’];
}
}
Else
{
$To_value = $_POST[‘Convert’];
}
$_POST[‘To’] = sprintf(‘%0.8f’, $To_value);
}
}
else // reset
{
$_POST[‘Convert’] = “”;
$_POST[‘To’] = “”;
}
?>
<?php
echo “<html>
<head><title>Density Calculator</title><style type=text/css>
<!–
.style8 {color: #FFFFFF}
–>
</style>
</head>
<meta http-equiv=’Content-Type’ content=’text/html; charset=iso-8859-1′>
<META NAME=’description’ CONTENT=’Flowmeter Directory Flow meters manufacturers of magnetic turbine vortex venturi multiphase open channel variable area liquid and gas flowmeters’>
<META NAME=’keywords’ CONTENT=’Coriolis Mass,Electromagnetic Magnetic,Multiphase,Orifice plate,Positive Displacement,Target,Turbine,Thermal Mass,Ultrasonic , Venturi, Vortex shedding,flowmeter,flowmeters,flow meter,open channel,meters,measurement,directory,list ‘>
<style type=’text/css’>
<!–
body { margin: 0px 0px; padding: 0px 0px}
.size10pt { font-family: Arial, Helvetica, sans-serif; font-size: 10px}
.size12pt { font-family: Arial, Helvetica, sans-serif; font-size: 12px}
.size14pt { font-family: Arial, Helvetica, sans-serif; font-size: 14px}
.size16pt { font-family: Arial, Helvetica, sans-serif; font-size: 16px}
–>
</style>
<script language=’JavaScript’>
<!–
window.moveTo(0,0);
if (document.all) {
top.window.resizeTo(screen.availWidth,screen.availHeight);
}
else if (document.layers||document.getElementById) {
if (top.window.outerHeight<screen.availHeight||top.window.outerWidth<screen.availWidth){
top.window.outerHeight = screen.availHeight;
top.window.outerWidth = screen.availWidth;
}
}
//–>
</script>
<style type=text/css>
<!–
.style8 {color: #FFFFFF}
–>
</style>
</head>”
?>
<style type=”text/css”>
<!–
.size12pt {font-family: Arial, Helvetica, sans-serif; font-size: 12px}
–>
</style>
<body>
<table width=”100%” border=”0″ cellspacing=”0″ cellpadding=”5″>
<tr>
<td valign=”top”><div align=”left”>
<div align=”left”>
<div align=”left”>
<form name=”Calculator” method=”POST”>
<input type=”hidden” name=”Calculate” value=”Calculate”>
<table border=”0″ cellspacing=”0″ cellpadding=”2″>
<tr>
<td><b>Convert:</b></td>
<td><input type=”text” name=”Convert” value=”<?php echo @$_POST[‘Convert’]?>”></td>
<td><select name=”ConvertUnit”>
<?php
for ($i=0;$i<=$UnitsNo;$i++)
{
echo “<option value=’$i'”;
if (@$_POST[‘ConvertUnit’] == $i)
{
echo ” selected”;
}
echo “>$Units[$i]</option>\n”;
}
?>
</select></td>
</tr>
<tr>
<td><b>To:</b></td>
<td><input type=”text” name=”To” value=”<?php echo @$_POST[‘To’]?>”></td>
<td><select name=”ToUnit”>
<?php
for ($i=0;$i<=$UnitsNo;$i++)
{
echo “<option value=’$i'”;
if (@$_POST[‘ToUnit’] == $i)
{
echo ” selected”;
}
echo “>$Units[$i]</option>\n”;
}
?>
</select></td>
</tr>
</table>
<p>
<input name=”submit” type=”submit” value=”Calculate”>
<input name=”button” type=”button” onClick=”self.document.Calculator.Calculate.value=’Reset’;self.document.Calculator.submit()” value=”Reset”>
</p>
<hr>
</form>
</div>
</div>
</div></td>
</tr>
</table>
</body>
</html>
{/source}
Units
| Grains/gallon (UK) Grains/ gallon (US) Grams/ cubic centimeters Grams/liter Grams/milliliters Kilograms/liter Megagrams/ cubic meter |
Milligrams/milliliter Milligrams/liter Ounces /cubic inch Ounces/gallon (UK) Ounces/gallon (US) Pounds/cubic inch Pounds/cubic foot |
Pounds/gallon (UK) Pounds/gallon (US) Slugs/cubic foot Tonnes/cubic meter Tons (UK)/cubic yard Tons (US) cubic yard |