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Methane 2.5, gaseous, compressed

gaseous, compressed
Purity 99,5 vol.%
Descriptions Methane 2.5

Impurities

Impurities

Oxygen 100 vol. ppm
Nitrogen 600 vol. ppm
Hydrocarbons + hydrogen 3500 vol. ppm
Delivery formats In steel cylinders and 12-cylinder bundles
Cylinders/container volumes 10 l 50 l 12 x 50 l 10 l 50 l 12 x 50 l
Content Content (m3) 2,6 13 156 2,6 13 156
Filling pressure Filling pressure (bar) 200 200 200 200 200 200

Unless otherwise stated, these refer to filling pressure at 288,15K (15°C) and to content at 288,15K (15°C) and 1,013 bar.

Unless otherwise stated, these refer to filling pressure at 288,15K (15°C) and to content at 288,15K (15°C) and 1,013 bar.

Properties highly flammable
Valve connection DIN 477 No. 1 | (W 21.80 x 1/14 LH)
Shoulder colour flame red (RAL 3000)

Conversions

m3 kg l liquefied
1 at 288.15 K (15°C); 1 bar 1,000 0,671 1,586
1 kg 1,490 1,000 2,364
1 l liquid at T boiling point; 1 bar 0,631 0,423 1,000

Other delivery formats

on request ; Alumini® 12, 200 Methane 4.5 ; in steel cylinders and bundles: Methane 2.5, 3.5, 4.5 and 5.5

Physical Data

Molar mass 16,04 g mol-1
Liquid State
Boiling Point 111,63 (-161,5) K (°C)
Heat of Evaporation 510,2 kJ kg-1
Liquid Density 422,6 kg m-3
Gaseous state
Density (at 273.15 K and 1.013 bar) 0,72 kg m-3
Density Ratio to Air (at 288.15 K and 1.013 bar) 0,55
Specific heat (at 298.15 K and 1.013 bar) 2,24 kJ kg-1 K-1
Thermal Conductivity (at 288.15 K and 1.013 bar) 0,0328 J s-1 m-1 K-1
Critical Point
Temperature 190,53 (-82,6) K (°C)
Pressure 45,96 bar
Density 162,8 kg m-3
Triple Point
Temperature 90,7 (-182,5) K (°C)
Vapour Pressure 0,117 bar
Heat of Fusion 58,3 kJ kg-1
Additional operating figures
Ignition Point 868 (594,9) K (°C)
Ignition Range in Air 4,4-17 vol.%
Calorific Value to DIN 51850 39819 kJ kg-3

Typical applications

Suitable pressure regulators:

WEGA range: see brochure: "Good on Top: Pressure Regulators for Specialty Gases". WEGA range: see brochure: "Good on Top: Pressure Regulators for Specialty Gases".
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