SET-UP AND SAFE OPERATING PROCEDURES
3-11
0056-0114
Specifications
SAFETY
Shock sensitivity Unstable over 15 PSIG
outside of cylinder
Explosive limits in oxygen (%) 3.0-93
Explosive limits in air (%) 2.5-80
Maximum allowable use pressure 15 PSIG
Tendency to backfire Considerable
Toxicity Low
Maximum Withdrawal Rate 1/7 of cylinder
contents per hour
COMBUSTION PROPERTIES
Neutral flame temperature (°F) 5720
Burning velocity in oxygen (ft. - sec.) 22.7
Primary flame (BTU / cu. ft.) 507
Secondary flame (BTU \ cu. ft.) 963
Total heat (BTU / cu. ft.) 1470
Total heating value (BTU / lb.) 21,600
Auto ignition temperature (°F) 763 - 824
VALVE OUTLET AND REGULATOR INLET CONNECTIONS
Standard connection CGA 510•
Alternate standard connection CGA 300•
Small valve series (10 cu. ft. cylinder) CGA 200•
Small valve series (40 cu. ft. cylinder) CGA 520•
*All values are approximations*
If more detailed specifications are required, contact your fuel gas supplier for the specific properties
of the fuel gas.
3.03 NATURAL GAS AND PROPANE
Natural gas is available throughout most areas of the U.S.A. and Canada. Physical properties vary
according to the geographical location. Methane is a colorless, odorless gas and is the principal
Industrial Gases
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