Ключевые слова:
Pressure measurement (fluids), Pressure regulators, Performance, Pressure, Flow rates, Testing conditions, Acetylene, Classification systems, Thermal cutting equipment, Welding equipment, Compressed gases, Gas welding, Ignition, Gas-welding equipment, Flowmeters, Fire tests, Leak tests, Conformity, Grades (quality), Performance testing, Propadiene, Design, Instructions for use, Relief valves, Methyl compounds, Mechanical testing, Carbon dioxide, Flow regulators, Marking, Gas valves, Gas cylinders, Liquefied petroleum gas, Ratings