Standard Practice for Solvent Vapor Degreasing Operations

SIGNIFICANCE AND USE
This practice is intended for use by employers in developing their own specific operation standards for solvent vapor degreasing operations.
Certain vapor degreasing operations are subject to the requirements of the National Emission Standards for Halogenated Solvent Cleaning (Halogenated Solvent Cleaner NESHAP) as found in 40 CFR Part 63, Subpart T. The determination of the applicability of these, or any additional requirements is the responsibility of the user.
This practice is not intended to address all of the requirements contained in the Halogenated Solvent Cleaner NESHAP. Development and implementation of training programs, recordkeeping, and other additional requirements of the NESHAP are the responsibility of the user.
SCOPE
1.1 This practice recommends work practices for conventional vapor degreasing operations utilizing any solvent or solvent blend that has been categorized as nonflammable.
1.2 This practice is not intended for use in vapor degreasing operations utilizing flammable (low flash point) solvents or in vapor degreasing operations utilizing enclosed (sealed, airtight) equipment. For these non-applicable operations, users should consult the solvent or equipment supplier for additional information.
1.3 The values given in inch-pound units are to be regarded as the standard. The values stated in parentheses are for information only.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

General Information

Status
Historical
Publication Date
31-May-2010
Current Stage
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ASTM D3698-04(2010) - Standard Practice for Solvent Vapor Degreasing Operations
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: D3698 − 04(Reapproved 2010)
Standard Practice for
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Solvent Vapor Degreasing Operations
This standard is issued under the fixed designation D3698; 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.
1. Scope 2.3 Other Documents:
Threshold Limit Values for Chemical Substances and Physi-
1.1 This practice recommends work practices for conven-
4
cal Agents, ACGIH Industrial Ventilation, ACGIH
tional vapor degreasing operations utilizing any solvent or
NFPA 704 Identification System for Fire Hazards of
solvent blend that has been categorized as nonflammable.
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Materials, National Fire Protection Association
1.2 This practice is not intended for use in vapor degreasing
operations utilizing flammable (low flash point) solvents or in
3. Terminology
vapor degreasing operations utilizing enclosed (sealed, air-
3.1 Definitions of Terms Specific to This Standard:
tight) equipment. For these non-applicable operations, users
3.1.1 emergency—any occurrence that may result in an
should consult the solvent or equipment supplier for additional
immediatehazardtohealthincludingexposuresresultingfrom,
information.
but not limited to, equipment failure, rupture of containers, or
1.3 The values given in inch-pound units are to be regarded
failure to control equipment.
as the standard. The values stated in parentheses are for
3.1.2 hazardousoperation—anyprocedureoractivitywhere
information only.
a release of the solvent or the decomposition products of the
1.4 This standard does not purport to address all of the
solvents might be expected to result in a hazard to health.
safety concerns, if any, associated with its use. It is the
3.1.3 nonflammable solvent(s)—as used herein, is a solvent
responsibility of the user of this standard to establish appro-
or solvent mixture having a NFPA flammability hazard rating
priate safety and health practices and determine the applica-
of 1 or lower (as determined by NFPA 704), intended for use
bility of regulatory limitations prior to use.
in vapor degreasing operations.
3.1.4 solvent vapor degreaser—a solvent and corrosion-
2. Referenced Documents
resistant tank with a heated solvent reservoir or sump at the
2
2.1 ASTM Standards:
bottom, a condensing means near the top, and freeboard above
D2110 Test Method for pH of Water Extractions of Haloge-
the condensing means, in which sufficient heat is introduced to
nated Organic Solvents and Their Admixtures
boilthesolventandgeneratehotsolventvapor.Becausethehot
D2942 Test Method for Total Acid Acceptance of Haloge-
vapor is heavier than air, it displaces the air and fills the tank
nated Organic Solvents (Nonreflux Methods)
up to the condensing zone. The hot vapor condenses on the
D4276 Practice for Confined Area Entry
cooled condensing means, thus maintaining a fixed vapor level
D4579 Practice for Handling an Acid Degreaser or Still
and creating a thermal balance.
3
2.2 Government Documents:
3.1.5 solvent vapor degreasing operations—the process by
40 CFR Part 63.460-469 U.S. EPA, National Emission
which materials are immersed in vapors of boiling liquids for
Standards for Halogenated Solvent Cleaning
the purpose of cleaning or altering their surfaces, and are
29 CFR Part 1910 U.S. Department of Labor, Occupational
subsequently removed from the vapors, drained and dried in a
Safety and Health Standards
solvent vapor degreaser.
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This practice is under the jurisdiction of ASTM Committee D26 on Haloge-
4. Significance and Use
nated Organic Solvents and Fire Extinguishing Agents and is the direct responsi-
bility of Subcommittee D26.02 on Vapor Degreasing.
4.1 This practice is intended for use by employers in
CurrenteditionapprovedJune1,2010.PublishedJuly2010.Originallyapproved
developing their own specific operation standards for solvent
in 1979. Last previous edition approved in 2004 as D3698 – 04. DOI: 10.1520/
vapor degreasing operations.
D3698-04R10.
2
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
4
Standards volume information, refer to the standard’s Document Summary page on Available from American Conference of Governmental Industrial Hygienists,
the ASTM website. Inc., 1330 Kemper Meadow Dr., Suite 600, Cincinnati, OH 45240.
3 5
Code of Federal Regulations, available from U.S. Government Printing Office, Available from National Fire Protection Association, 1 Batterymarch Park,
Washington, DC 20402. Quincy, MA 02269–9101.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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