Standard Test Method for Metal Corrosion by Halogenated Organic Solvents and Their Admixtures

SIGNIFICANCE AND USE
These tests are to be used as a guide in selecting or eliminating certain solvents or grades of solvents used for cleaning or degreasing metal parts.
SCOPE
1.1 This test method covers the evaluation of the corrosiveness to metals by halogenated organic solvents and their admixtures for cold cleaning applications. Note 1The test method described herein is an adaptation of Test Method D 130.
1.2 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.

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Publication Date
30-Nov-2004
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ASTM D2251-96(2004) - Standard Test Method for Metal Corrosion by Halogenated Organic Solvents and Their Admixtures
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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:D2251–96 (Reapproved 2004)
Standard Test Method for
Metal Corrosion by Halogenated Organic
Solvents and Their Admixtures
This standard is issued under the fixed designation D2251; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 4. Significance and Use
1.1 This test method covers the evaluation of the corrosive- 4.1 These tests are to be used as a guide in selecting or
ness to metals by halogenated organic solvents and their eliminating certain solvents or grades of solvents used for
admixtures for cold cleaning applications. cleaning or degreasing metal parts.
NOTE 1—The test method described herein is an adaptation of Test
5. Apparatus
Method D130.
5.1 Flask—Erlenmeyer flask, borosilicate glass, 125-mL
1.2 This standard does not purport to address all of the
capacity, with a 24/40 standard-taper joint.
safety concerns, if any, associated with its use. It is the
5.2 Reflux Condenser—Condenser with a 24/40 standard-
responsibility of the user of this standard to establish appro-
taper joint, 650 mm in length.
priate safety and health practices and determine the applica-
5.3 Bath—Oil or water bath, for maintaining a temperature
bility of regulatory limitations prior to use.
slightly higher than the initial boiling point of the sample. A
support shall be provided to hold the flask upright.
2. Referenced Documents
5.4 Thermometer—An ASTM High Distillation Thermom-
2.1 ASTM Standards:
eter having a range from 30 to 760°F and conforming to the
D130 Test Method for Corrosiveness to Copper from Pe-
requirementsforThermometer8Forarangefrom−2to400°C
troleum Products by Copper Strip Test
conforming to the requirements for Thermometer 8C as pre-
D235 Specification for Mineral Spirits (Petroleum Spirits)
scribed in Specification E1 or other thermometer of suitable
(Hydrocarbon Dry Cleaning Solvent)
design and range.
E1 Specification for ASTM Liquid-in-Glass Thermometers
5.5 Test Tubes, 150 mm in length, 19 mm in diameter, with
standard-taper, ground-glass stopped.
3. Summary of Test Method
3.1 Polished metal strips are immersed in a given quantity
6. Materials
of sample and heated at reflux temperature for 60 min. At the
6.1 Metal Strips—Strips of various metals about ⁄2 in. (12
end of this period, the metal strips are removed and examined
mm) in width and about 3 in. (76 mm) in length. A suggested
for evidence of corrosion. Similar metal strips are immersed in
selectionofmetalsincludescopper,brass,aluminum,steel,and
a given quantity of sample in closed containers and held at
galvanized iron. Other metals likely to be encountered may
room temperature for 10 days. At the end of this period, the
also be used for this test.
strips are removed and examined.
6.2 Polishing Materials—Silicon carbide or alumina-grit
paper of varying degrees of fineness including 240-grit silicon
carbide paper or cloth; also a supply of 150-mesh silicon
This test method is under the jurisdiction of ASTM Committee D26 on
carbide grain and pharmaceutical-grade absorbent cotton.
Halogenated Organic Solvents and Fire Extinguishing Agents and is the direct
6.3 Cleaning Solvent—Noncorrosive mineral spirits, such
responsibility of Subcommittee D26.04 on Test Methods.
as Specification D235 on hydrocarbon dry cleaning solvent.
Current edition approved Dec. 1, 2004. Published December 2004. Originally
approved in 1964 as D2251–64T. Last previous edition approved in 2000 as
7. Preparation of Test Strips
D2251–96(2000). DOI: 10.1520/D2251-96R04.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
7.1 Surface Preparation—Remove all surface blemishes
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
frombothsidesofthestripwithsiliconcarbideoralumina-grit
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website
...

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