Methane Density Specific Weight Temperature Pressure

Overview

Engineering reference data for Methane Density Specific Weight Temperature Pressure in gases and compressed air.

Key Formulas

Ideal Gas Law

$PV = nRT$

Pressure × Volume = moles × gas constant × temperature.

Boyle's Law

$P_1 V_1 = P_2 V_2$

At constant temperature.

Charles's Law

$\frac{V_1}{T_1} = \frac{V_2}{T_2}$

At constant pressure.

Variables

Symbol	Description	Unit
$P$	Pressure	Pa
$V$	Volume	m³
$T$	Temperature	K
$R$	Gas constant	8.314 J/(mol·K)

Methane Density and Specific Weight Data

The following table provides density and specific weight values for methane across various temperatures and pressures, covering its liquid，gaseous，and supercritical states.

Online Calculator Reference

An interactive calculator is available to estimate the density and specific weight of gaseous methane for a given temperature and pressure. It provides results in multiple unit systems:

• Density: kg/m³, lb/ft³, lb/gal (US liq), sl/ft³
• Specific Weight: N/m³, lbf/ft³

Related Properties

For a comprehensive understanding of methane's thermophysical behavior，consult data on its properties at varying temperature and pressure，including:

• Dynamic and kinematic viscosity
• Specific heat (heat capacity)
• Thermal conductivity
• Prandtl number

Density Unit Conversions

Key conversion factors between common density units:

• $1 \, \text{g/cm}^3 = 1000 \, \text{kg/m}^3 = 62.428 \, \text{lb/ft}^3$
• $1 \, \text{kg/m}^3 = 1 \, \text{g/L} = 0.06243 \, \text{lb/ft}^3$
• $1 \, \text{lb/ft}^3 = 16.018 \, \text{kg/m}^3$
• $1 \, \text{sl/ft}^3 = 515.379 \, \text{kg/m}^3$

Interactive Charts

References

• Original Source