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This standard is developed in accordance with the rules given in GB/T 1.1-2009 Directives for standardization - Part 1: Structure and drafting of standards.
This standard replaces SY/T 6344-2010 Flammable and combustible liquides code, and the following main technical changes have been made with respect to SY/T 6344-2010:
——The name of the standard is changed to Fire code for flammable and combustible liquids;
——The scope is modified (see clause 1; clause 1 of Edition 2010);
——The normative references are modified (see clause 2; clause 2 of Edition 2010);
——The terms and definitions are modified (see clause 3; clause 3 of Edition 2010);
——The classification of liquids is modified (see clause 4; 3.7 and 3.8 of Edition 2010);
——The fire and explosion prevention and risk control are modified (see clause 5; 7.12, 7.13 and 6.10 of Edition 2010);
——The electrical systems are modified (see clause 6; clause 8 of Edition 2010);
——The storage of liquids in containers - general requirements is modified (see clause 7; 6.1, 6.2, 6.3, 6.4 and 6.9 Edition 2010);
——The storage of liquids in containers - mercantile occupancies is modified (see clause 8; 6.5.6 of Edition 2010);
——The storage of liquids in containers - industrial occupancies is added (see clause 9);
——The storage of liquids in containers - storage occupancies is modified (see clause 10; 6.5.2 of Edition 2010);
——The storage of liquids in containers - detached, unprotected buildings is added (see clause 11);
——The hazardous materials storage lockers is modified (see clause 12; 6.3 of Edition 2010);
——The outdoor storage is modified (see clause 13; 6.7 of Edition 2010);
——The automatic fire protection for inside liquid storage areas is modified (see clause 14; 6.8 of Edition 2010);
——The processing facilities are modified (see clause 15; 7.1, 7.2 and 7.3 of Edition 2010);
——The dispensing, handling, transfer, and use of liquids are modified (see clause 16; 7.3.7 and 7.5 of Edition 2010);
——The specific operations are modified (see clause 17; 7.4 and 7.10 of Edition 2010);
——The storage of liquids in tanks - requirements for all storage tanks are modified (see clause 18; clause 4 of Edition 2010);
——The aboveground tanks are modified (see clause 19; 4.3.2 of Edition 2010);
——The underground tanks are modified (see clause 20; 4.3.3 of Edition 2010);
——The storage tank buildings are modified (see clause 21; 4.3.4 of Edition 2010);
——The aboveground storage tank vaults are modified (see clause 22; 4.2.7 of Edition 2010);
——The piping systems are modified (see clause 23; clause 5 of Edition 2010);
——The bulk loading and unloading facilities for tank cars and tank vehicles are modified (see clause 24; 7.6 of Edition 2010);
——The wharves are modified (see clause 25; 7.7 of Edition 2010);
This standard has been redrafted and modified adoption of NFPA 30: 2012 Flammable combustible liquids code.
This standard is changed from NFPA 30: 2012 in structure; the comparison table for clause numbers in this standard and those in NFPA 30: 2012 are listed in Annex E.
Technical differences have been made in this standard with respect to NFPA 30: 2012, and relevant technical differences and their causes have been listed in Annex F.
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In addition, the following editorial changes have been made in this standard:
——The English units are converted into legal units of measurement specified in GB 3101 and GB 3102;
——The contents unrelated to the standard subject content in NFPA 30: 2012 are deleted, including the standard title page, special statement, NFPA preface, and some reference documents only for information reference.
This standard was proposed by and is under the jurisdiction of the Technical Committee for Standardization of Safety in Petroleum Industry.
This standard replaces SY/T 6344-2010.
The previous edition of ST/T 6344-2010 is as follows:
——SY/T 6344-1998.
Fire code for flammable and combustible liquids
1 Scope
This code specifies the requirements of classification, container storage, piping systems, bulk loading and unloading facilities for tank cars and tank vehicles and fire and explosion prevention and risk control in petroleum and natural gas industry.
This code shall apply to the storage, handling, and use of flammable and combustible liquids, including waste liquids, in petroleum and natural gas industry.
This code shall not apply to the following:
a) Any substance that has a melting point of 100°F (37.8°C) or greater.
b) Any liquid that does not meet the criteria for fluidity given in the definition of liquid in clause 3 and in the provisions of clause 4.
c) Any cryogenic fluid or liquefied gas, as defined in clause 3.
d) Any liquid that does not have a flash point, but which is capable of burning under certain conditions, such as certain halogenated hydrocarbons and mixtures containing halogenated hydrocarbons.
e) Any aerosol product.
f) Any mist, spray, or foam.
g) Transportation of flammable and combustible liquids.
h) Storage, handling, and use of fuel oil tanks and containers connected with oil-burning equipment.
i) Use and installation of alcohol-based hand rub (ABHR) dispensers.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 3445 Indoor fire hydrant
GB 4066 Powder extinguishing agent
GB 4351 Portable fire extinguisher
GB 4396 Fire extinguishing agent - carbon dioxide
GB 4452 Outdoor fire hydrant
GB 6246 Fire hose
GB 8109 Wheeled fire extinguishers
GB 15308 Foam extinguishing agent
GB 20031 General technical specifications for foam fire extinguishing systems and components
GB 27898 Fixed water supply equipment used for fire-protection
SY/T 6306 Safety and technical specification for steel oil tanks
SY/T 6355 Oil and gas production dedicated for safety signs
NFPA 1 Fire code
NFPA 13 Standard for the installation of sprinkler systems
NFPA 15 Standard for water spray fixed systems for fire protection
NFPA 30A Code for motor fuel dispensing facilities and repair garages
NFPA 68 Standard on explosion protection by deflagration venting
NFPA 69 Standard on explosion prevention systems
NFPA 70 National electrical code
NFPA 80 Standard for fire doors and other opening protectives
NFPA 85 Boiler and combustion systems hazards code
NFPA 91 Standard for exhaust systems for air conveying of vapors, gases, mists, and noncombustible particulate solids
NFPA 101 Life safety code
NFPA 220 Standard on types of building construction
NFPA 221 Standard for high challenge fire walls, fire walls, and fire barrier walls
NFPA 307 Standard for the construction and fire protection of marine terminals, piers, and wharves
NFPA 505 Fire safety standard for powered industrial trucks including type designations, areas of use, conversions, maintenance, and operations
NFPA 2001 Standard on clean agent fire extinguishing systems
NFPA 5000 Building construction and safety code
API Spec 12B Bolted tanks for storage of production liquids
API Spec 12D Field welded tanks for storage of production liquids
API Spec 12F Shop welded tanks for storage of production liquids
API 620 Recommended rules for the design and construction of large, welded, low-pressure storage tanks
API Std 650 Welded steel tanks for oil storage
API Std 653 Tank inspection, repair, alteration, and reconstruction
ASME Boiler and pressure vessel code
ASME B31 Code for pressure piping
ASME Code for unfired pressure vessels
ASTM A395 Standard specification for ferritic ductile iron pressure-retaining castings for Use at Elevated Temperatures
ASTM D5 Standard test method for penetration of bituminous materials
ASTM D56 Standard test method for flash point by tag closed cup tester
ASTM D86 Standard test method for distillation of petroleum products at atmospheric pressure
ASTM D92 Standard test method for flash and fire points by Cleveland open cup tester
ASTM D93 Standard test methods for flash point by Pensky-Martens closed cup tester
ASTM D323 Standard Test method for vapor pressure of petroleum products (Reid method)
ASTM D3278 Standard test methods for flash point of liquids by small scale closed-cup apparatus
ASTM D3828 Standard test methods for flash point by small scale closed cup tester
ASTM D4359 Standard test for determining whether a material is a liquid or a solid
ASTM E119 Standard test methods for fire tests of building construction and materials
ASTM F852 Standard specification for portable gasoline containers for consumer use
ASTM F976 Specification for portable kerosine and diesel containers for consumer use
CSA B51 Boiler, pressure vessel and pressure piping code
FM Approval standard for safety containers and filling, supply, and disposal containers
FM Approval standard for plastic plugs for steel drums
NMFTA National motor freight classification
NRFC Uniform freight classification
STI SP001 Standard for the inspection of aboveground storage tanks
ANSI/UL 30 Standard for metal safety cans
UL 58 Standard for steel underground tanks for flammable and combustible liquids
ANSI/UL 80 Standard for steel tanks for oil burner fuels and other combustible liquids
ANSI/UL 142 Standard for steel aboveground tanks for flammable and combustible liquids
UL 971 Standard for nonmetallic underground piping for flammable liquids
ANSI/UL 1313 Standard for nonmetallic safety cans for petroleum products
ANSI/UI 1314 Standard for special purpose metal containers
ANSI/UL 1316 Standard for glass-fiber reinforced plastic underground storage tanks for petroleum products, alcohols, and alcohol-gasoline mixtures
ANSI/UL 1746 Standard for external corrosion protection systems for steel underground storage tanks
UL 2080 Standard for fire resistant tanks for flammable and combustible liquids
ANSI/UL 2085 Standard for protected aboveground tanks for flammable and combustible liquids
ANSI/UL 2208 Standard for solvent distillation units
ANSI/UL 2245 Standard for below-grade vaults for flammable liquid storage tanks
UL 2368 Standard for fire exposure testing of intermediate bulk containers for flammable and combustible liquids
UN Recommendations on the transport of dangerous goods
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
approved
acceptable to the authority having jurisdiction
3.2
authority having jurisdiction
organization, office, or individual responsible for enforcing the requirements of a code or standard, or for approving equipment, materials, an installation, or a procedure
3.3
code
standard that is an extensive compilation of provisions covering broad subject matter or that is suitable for adoption into law independently of other codes and standards
3.4
labeled
equipment or materials to which has been attached a label, symbol, or other identifying mark of an organization that is acceptable to the authority having jurisdiction and concerned with product evaluation, that maintains periodic inspection of production of labeled equipment or materials, and by whose labeling the manufacturer indicates compliance with appropriate standards or performance in a specified manner
3.5
listed
equipment, materials, or services included in a list published by an organization that is acceptable to the authority having jurisdiction and concerned with evaluation of products or services, that maintains periodic inspection of production of listed equipment or materials or periodic evaluation of services, and whose listing states that either the equipment, material, or service meets appropriate designated standards or has been tested and found suitable for a specified purpose
3.6
alcohol-based hand rub (ABHR)
alcohol-containing preparation designed for application to the hands for reducing the number of visible microorganisms on the hands and containing ethanol or isopropanol in an amount not exceeding 95 percent by volume
3.7
area
It is classified into the following three types:
3.7.1
control area
building or portion of a building within which flammable and combustible liquids are allowed to be stored, dispensed, and used or handled in quantities that do not exceed the maximum allowable quantity
3.7.2
fire area
area of a building separated from the remainder of the building by construction having a fire resistance of at least 1 hour and having all communicating openings properly protected by an assembly having a fire resistance rating of at least 1 hour, and its surrounding parts
3.7.3
inside liquid storage area
room or building used for the storage of liquids in containers or portable tanks, separated from other types of occupancies
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification of liquids
4.1 Determination of flash point
4.2 Classification of liquids
5 Fire and explosion prevention and risk control
5.1 Scope
5.2 Management of fire and explosion hazards
5.3 Hazards analysis
5.4 Control of ignition sources
5.5 Detection and alarm systems and procedures
5.6 Fire protection and fire suppression systems
5.7 Emergency planning and training
5.8 Inspection and maintenance
5.9 Management of security
6 Electrical systems
6.1 Scope
6.2 General requirements
7 Storage of liquids in containers - General requirements
7.1 Scope
7.2 General requirements
7.3 Material of containers
7.4 Venting of containers
7.5 Container size
7.6 Flammable liquids storage cabinets
7.7 Maximum allowable quantities (MAQs) per control area
7.8 Control areas
7.9 Classification of occupancies that exceed the maximum allowable quantities of liquids per control area
7.10 Construction requirements
7.11 Fire protection
7.12 Electrical systems
7.13 Containment, drainage, and spill control
7.14 Ventilation
7.15 Explosion control
7.16 Separation from incompatible materials
7.17 Dispensing, handling, and use of liquids
7.18 Outdoor storage of liquids
8 Storage of liquids in containers - mercantile occupancies
8.1 Scope
8.2 General requirements
8.3 Control areas
8.4 Specific restrictions
8.5 Construction requirements
8.6 Fire protection
8.7 Electrical systems
8.8 Containment, drainage, and spill control
8.9 Ventilation
8.10 Separation from incompatible materials
8.11 Dispensing, handling, and use of liquids
8.12 Outdoor storage of liquids
9 Storage of liquids in containers - industrial occupancies
9.1 Scope
9.2 General requirements
10 Storage of liquids in containers - storage occupancies
10.1 Scope
10.2 General requirements
10.3 Maximum allowable quantities and maximum storage heights
10.4 Control areas
10.5 General-purpose warehouses
10.6 Construction requirements
10.7 Fire protection
10.8 Electrical systems
10.9 Containment, drainage, and spill control
10.10 Ventilation
10.11 Explosion prevention
10.12 Separation from incompatible materials
10.13 Dispensing, handling, and use of liquids
10.14 Outdoor storage of liquids
11 Storage of liquids in containers - detached, unprotected buildings
11.1 Scope
11.2 General requirements
11.3 Maximum allowable quantities and maximum storage heights
11.4 Construction requirements
11.5 Fire protection
11.6 Electrical systems
11.7 Containment, drainage, and spill control
11.8 Ventilation
11.9 Explosion control
11.I0 Separation from incompatible materials
11.11 Dispensing, handling, and use of liquids
11.12 Outdoor storage of liquids
12 Hazardous materials storage lockers
12.1 Scope
12.2 General requirements
12.3 Design and construction of lockers
12.4 Designated sites for lockers
12.5 Storage requirements
13 Outdoor storage
13.1 Scope
13.2 General requirements
13.3 Outdoor storage (adjacent to a building)
14 Automatic fire protection for inside liquid storage areas
14.1 Scope
14.2 Definitions specific to clause
14.3 General requirements
14.4 Automatic sprinkler and foam-water sprinkler fire protection systems
14.5 Fire protection system design criteria
14.6 Fire protection system design schemes
14.7 Water supply
14.8 Containment, drainage, and spill control
14.9 Other automatic fire protection systems
15 Processing facilities
15.1 Scope
15.2 General requirements
15.3 Location of process vessels and equipment
15.4 Accessibility
15.5 Construction
15.6 Electrical systems
15.7 Containment, drainage, and spill control
15.8 Ventilation
15.9 Process equipment and vessels
15.10 Management of operations hazards
16 Dispensing, handling, transfer, and use of liquids
16.1 Scope
16.2 General requirements
16.3 Dispensing, handling, transfer, and use
16.4 Incidental operations
16.5 Ventilation for dispensing areas
17 Specific operations
17.1 Scope
17.2 Recirculating heat transfer systems
17.3 Vapor recovery and vapor processing systems
17.4 Solvent distillation units
18 Storage of liquids in tanks - Requirements for all storage tanks
18.1 Scope
18.2 General requirements
18.3 Design and construction of storage tanks
18.4 Testing for tanks
18.5 Fire prevention and control
18.6 Operation of storage tanks
18.7 Inspection and maintenance of storage tanks and storage tank appurtenances
18.8 Change of stored liquid
19 Aboveground storage tanks
19.1 Scope
19.2 Definitions specific to Clause
19.3 General requirements
19.4 Location of aboveground storage tanks
19.5 Installation of aboveground storage tanks
19.6 Vent piping for aboveground tanks
19.7 Emergency relief venting for fire exposure for aboveground storage tanks
19.8 Fire protection for aboveground storage tanks
19.9 Additional requirements for fire-resistant aboveground storage tanks
19.10 Additional requirements for protected aboveground storage tanks
19.11 Control of spills from aboveground storage tanks
19.12 Equipment, piping, and fire protection systems in remote impoundment areas and diked areas
19.13 Aboveground tank openings other than vents
19.14 Requirements for placement of aboveground storage tanks located in areas subject to flooding
19.15 Collision protection for aboveground storage tanks
19.16 Installation instructions for aboveground storage tanks
19.17 Inspection and maintenance of aboveground storage tanks
20 Underground tanks
20.1 Scope
20.2 General requirements
20.3 Location of underground storage tanks
20.4 Installation of underground storage tanks
20.5 Normal venting for underground storage tanks
20.6 Tank openings other than vents
20.7 Requirements for placement of underground storage tanks located in areas subject to flooding
20.8 Installation instructions for underground storage tanks
20.9 Inspection and maintenance of underground storage tanks
21 Storage tank buildings
21.1 Scope
21.2 Location
21.3 Construction
21.4 Fire protection
21.5 Electrical systems
21.6 Containment, drainage, and spill control
21.7 Ventilation
21.8 Vents for tanks
21.9 Tank openings other than vents for tanks
21.10 Detection and alarm
21.11 Inspection and maintenance for buildings
22 Vaults for aboveground tanks
22.1 Scope
22.2 General requirements
22.3 Location of storage tank vaults
22.4 Construction and installation of storage tank vaults
22.5 Fire protection for storage tank vaults
22.6 Electrical systems for storage tank vaults
22.7 Containment, drainage, and spill control for storage tank vaults
22.8 Ventilation systems for storage tank vaults
22.9 Vents for tanks inside storage tank vaults
22.10 Detection and alarm systems for storage tank vaults
22.11 Inspection and maintenance of storage tank vaults
23 Piping systems
23.1 Scope
23.2 Specific definitions
23.3 General requirements
23.4 Materials for piping systems
23.5 Pipe joints
23.6 Installation of piping systems
23.7 Test of piping
23.8 Vent piping
23.9 Bonding and grounding
23.10 Identification and marking of piping systems
23.11 Special requirements for marine piping systems
23.12 Removal from service of piping systems
24 Loading and unloading for tank cars and tank vehicles
24.1 Scope
24.2 General requirements
24.3 Location of loading and unloading facilities
24.4 Roofed structures
24.5 Electrical systems
24.6 Containment, drainage, and spill control
24.7 Equipment
24.8 Operating requirements
25 Wharves
25.1 Scope
25.2 General requirements
Annex A (Informative) Explanatory material
Annex B (Informative) Emergency relief vent for fire exposure for aboveground tanks
Annex C (Informative) Close or removal of underground storage tanks
Annex D (Informative) Development of fire protection system design criteria and other suggested fire protection for Clause
Annex E (Informative) Structural changes between this code and NFPA 30:
Annex F (Informative) Technical differences between this code and NFPA 30:2012 and the relevant reasons
Bibliography
