ASTM D7326-06e1

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Designation: D7326 − 06
StandardPractice for
Handling, Transportation, and Storage of HFC Blend B
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(CH FCF , CHF CF , and CO )
2 3 2 3 2
This standard is issued under the fixed designation D7326; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
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´ NOTE—References to Specification D7327 were added editorially in May 2007.
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1. Scope 2.3 U.S. Government Standards:
CFR Title 49, Part 172, Subpart D, U.S. Department of
1.1 This practice covers guidance and direction to suppliers,
Transportation (DOT), Marking Requirements of Packag-
reclaimers, purchasers, and users in the handling,
ing for Transportation
transportation, and storage of HFC Blend B.
CFR Title 49, Part 172.101, U.S. DOT, Tables of Hazardous
1.2 The values stated in inch-pound and SI units are to be Materials and Special Provisions
regarded as standard. SI units are preferred. CFR Title 49, Part 173, U.S. DOT, Shippers-General Re-
quirements for Shipping and Packagings
1.3 This standard does not purport to address all of the
CFR Title 49, Part 178, U.S. DOT, Specifications for Pack-
safety concerns, if any, associated with its use. It is the
agings
responsibility of the user of this standard to establish appro-
CFR Title 49, Part 180, U.S. DOT, Continuing Qualification
priate safety and health practices and determine the applica-
and Maintenance of Packagings
bility of regulatory limitations prior to use.
3. Terminology
2. Referenced Documents
3.1 Definitions of Terms Specific to This Standard:
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2.1 ASTM Standards:
3.1.1 containers—storage vessels for HFC Blend B.
D7327 Specification for HFC Blend B (CH FCF ,
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3.1.2 cylinders—containers of HFC Blend B.
CHF CF , and CO )
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3.1.3 HFC Blend B—tertiary blend comprised of HFC-134a
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2.2 CGA Standards:
(1,1,1,2-tetrafluoroethane), HFC-125 (pentafluoroethane), and
C-6 Standards for Visual Inspection of Steel Compressed
carbon dioxide (CO ); a compound used to inert, extinguish, or
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Gas Cylinders
suppress a fire or explosion hazard.
C-7 Guide to Preparation of Precautionary Labeling and
3.1.4 insulated—placed in an isolated situation to protect
Marking of Compressed Gas Containers
and prevent the transfer of damage.
P-1 Safe Handling of Compressed Gases in Containers
SB-1 Safety Bulletin: Hazards of Refilling Compressed Re-
4. Significance and Use
frigerant (Halogenated Hydrocarbon) Gas Cylinders
4.1 This practice provides requirements for the handling,
SB-5 Safety Bulletin: Hazards of Reusing Disposable Re-
transportation, and storage of HFC Blend B encountered in
frigerant (Halogenated Hydrocarbon) Gas Cylinders
distribution through both commercial and military channels. It
SB-18 Safety Bulletin: Use of Refrigerant (Halogenated
is intended to ensure that HFC Blend B is handled, transported,
Hydrocarbons) Recovery Cylinders
and stored in such a way that its physical property virtues are
not degraded. Transport may be by various means, such as, but
not limited to, highway, rail, water, and air.
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This practice is under the jurisdiction of ASTM Committee D26 on Haloge-
nated Organic Solvents and Fire Extinguishing Agents and is the direct responsi-
5. Practice
bility of Subcommittee D26.09 on Fire Extinguishing Agents.
Current edition approved Dec. 1, 2006. Published February 2007. DOI: 10.1520/ 5.1 To ensure safe handling, loading, unloading, storing,
D7326-06E01.
and transporting of material, personnel shall be trained in the
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on
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the ASTM website. Available from Superintendent of Documents, U.S. Government Printing
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Available from Compressed Gas Association. Online, www.cganet.com. Office, Washington, DC 20036.
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D7326 − 06
CGA publications and Title 49 CFR regulations as listed in 5.2.6 Cylinders shall be free of dirt and contamination that
Sections 2.2 and 2.3, respectively. would contribute to or would cause deterioration of product
during shipment or storage. Precautions should be taken to
5.2 Handling:
prevent the entry of oil, water, or any other foreign matter into
5.2.1 Handling shall be in accordance with CGA P-1, Safe
containers. Unique coatings or preservatives applied prior to
Handling of Compressed Gases in Containers.
shipment to protect the containers are not considered contami-
5.2
...