This regulation specifies the safe requirements for the production (including design, manufacturing, installation, renovation and maintenance), storage, distribution and use of industrial oxygen and relative gases.
This regulation is applicable to the newly-built, extended and renovated units for oxygen and relative gases produced with cryogenic method.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this standard.
GB/T 1527 "Drawn Tube of Copper and Copper Alloys"
GB/T 3091 "Welded Steel Pipes for Low Pressure Liquid Delivery"
GB/T 3323 "Radiographic Examination of Fusion Welded Joints in Metallic Materials"
GB 3096 "Standard of Environmental Noise of Urban Area"
GB 4053.1 "Safety Requirements for Fixed Steel Vertical Ladders"
GB 4053.2 "Safety Requirements for Fixed Steel Oblique Ladders"
GB 4053.3 "Safety Requirements for Fixed Industrial Protective Railings"
GB 4053.4 "Fixed Steel Industrial Platform"
GB 4962 "Technical Safety Regulation for Gaseous Hydrogen Use"
GB 7144 "Coloured Cylinder Mark for Gases"
GB 7231 "Basic Identification Colors and Code Indications and Safety Sign for Industrial Pipelines"
GB/T 8163 "Seamless Steel Tubes for Liquid Service"
GB 8958 "Safety Regulation for Working under Hazardous Condition of the Oxygen Deficiency"
GB/T 9251 "Method for Hydraulic Test of Gas Cylinders"
GB 10877 "Valves for Oxygen Cylinders"
GB 12135 "Technological Specifications for Periodic Inspection Station of Gas Cylinders"
GB/T 12137 "Method for Leakage Test of Gas Cylinders"
GB 12348 "Standard of Noise at Boundary of Industrial Enterprises"
GB/T 12771 "Welded Stainless Steel Pipes for Liquid Delivery"
GB 13004 "Periodic Inspection and Evaluation of Seamless Steel Gas Cylinders"
GB 14194 "Rules for Filling of Permanent Gas Cylinders"
GB/T 14976 "Stainless Steel Seamless Tubes for Fluid Transport"
GB 50011 "Code for Seismic Design of Buildings"
GB 50016 "Code of Design on Building Fire Protection and Prevention"
GB 50019 "Code for Design of Heating Ventilation and Air Conditioning"
GB 50030 "Norm of Oxygen Plant Design"
GB 50034 "Standard for Lighting Design of Buildings"
GB 50052 "Code for Design of Electric Power Supply Systems"
GB 50057 "Design Code for Protection of Structures against Lightning"
GB 50058 "Electrical Installations Design Code for Explosive Atmospheres and Fire Hazard"
GB 50140 "Code for Design of Extinguisher Distribution in Buildings"
GB 50177 "Design Code for Hydrogen Station"
GB 50191 "Design Code for Antiseismic of Special Structures"
GB 50235 "Code for Construction and Acceptance of Industrial Metallic Piping"
GB 50236 "Code for Construction and Acceptance of Field Equipment, Industrial Pipe Welding Engineering"
DL/T 5220 "Code for Designing Over-head Distribution Transmission Line up to 10kV"
HG 20202 "Code for Construction and Acceptance of Degreasing Work"
JB 6898 "Safety Rules for Application of Cryogenic Liquid Storage and Transport Equipment"
SY/T 5037 "Spiral Submerged Arc-welded Steel Pipe for Pipelines for Low Pressure Fluid Service"
YS/T 662 "Extruded Tube of Copper and Copper Alloys"
"Safety Inspection Regulations for Gas Cylinders"
"Supervision Regulation on Safety Technology for Pressure Vessel"
"Safety Supervision Regulations on Liquefied Gas Road Tankers"
3 Terms and Definitions
For the purposes of this standard, the following terms and definitions apply.
3.1 Air separation plant
General term at least including air separation station, oxygen filling station or oxygen compressing station, outdoor process equipment and other relevant buildings and structures according to different conditions within a certain area.
3.2 Air separation station
A building which is mainly arranged with the process equipment for producing oxygen and other air products, including relative principal and auxiliary production shops.
3.3 Oxygen filling station
A building which is mainly arranged with the process equipment for compressing, filling, storing and transporting oxygen and other air products, including relative principal and auxiliary production shops.
3.4 Nitrogen compressor station
A building which is mainly arranged with the process equipment for compressing and transporting oxygen, including relative principal and auxiliary production shops.
3.5 Gasification station
A building which is mainly arranged with the cryogenic liquid system facilities for storing and transporting such gases as oxygen, nitrogen and argon to the user, including relative principal and auxiliary production shops.
3.6 Rare gas room
A building which is mainly arranged with the process equipment for rare gas purification, including relative principal and auxiliary production shops.
3.7 Hydrogen station
A building, which is assorted with the hydrogen required by argon production in the air separation plant (station and shop), and is mainly arranged with water electrolysis hydrogen plant, including relative principal and auxiliary production shops.
3.8 Converge-row room
