ASTM C113-02
(Test Method)Standard Test Method for Reheat Change of Refractory Brick
Standard Test Method for Reheat Change of Refractory Brick
SIGNIFICANCE AND USE
Refractory brick and shapes of different compositions exhibit unique permanent linear changes after heating or reheating. This test method provides a standard procedure for heating various classes of refractories with appropriate heating schedules.
Linear reheat changes obtained by this test method are suitable for use in research and development, also often used to establish written specifications between producers and consumers.
Care should be exercised in selecting samples that are representative of the product being tested and that the schedule selected is appropriate to the product.
SCOPE
1.1 This test method covers the determination of the permanent linear change of refractory brick when heated under prescribed conditions.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
Note 1—Test methods incorporating additional provisions pertinent to specific refractory materials are given in the following Test Methods: C 179, C 210, and C 605.
1.3 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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Designation:C 113–02
Standard Test Method for
1
Reheat Change of Refractory Brick
This standard is issued under the fixed designation C 113; 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 (e) 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 3. Significance and Use
1.1 This test method covers the determination of the perma- 3.1 Refractory brick and shapes of different compositions
nent linear change of refractory brick when heated under exhibit unique permanent linear changes after heating or
prescribed conditions. reheating. This test method provides a standard procedure for
1.2 The values stated in inch-pound units are to be regarded heating various classes of refractories with appropriate heating
as the standard. The values given in parentheses are for schedules.
information only. 3.2 Linear reheat changes obtained by this test method are
suitable for use in research and development, also often used to
NOTE 1—Test methods incorporating additional provisions pertinent to
establish written specifications between producers and con-
specific refractory materials are given in the following Test Methods: C
sumers.
179, C 210, and C 605.
3.3 Care should be exercised in selecting samples that are
1.3 This standard does not purport to address all of the
representative of the product being tested and that the schedule
safety concerns, if any, associated with its use. It is the
selected is appropriate to the product.
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica-
4. Apparatus
bility of regulatory limitations prior to use.
4.1 Kiln, of such design that the specified heating schedule
and atmosphere can be maintained throughout the heating
2. Referenced Documents
zone.
2.1 ASTM Standards:
4.2 Linear Measuring Device, capable of being read to 0.02
C 134 Test Methods for Size, Dimensional Measurements,
in. (0.5 mm) over a span of 10 in. (254 mm). A hook-rule, as
and Bulk Density of Refractory Brick and Insulating
specified in Test Methods C 134, a vernier caliper, or a dial
2
Firebrick
gage device may be used.
C 179 Test Method for Drying and Firing Linear Change of
4.3 Gas Sampling and Analysis Equipment, capable of
2
Refractory Plastic and Ramming Mix Specimens
determining the percent free oxygen and total combustibles in
C 210 Test Method for Reheat Change of Insulating Fire-
the atmosphere of the test chamber.
2
brick
C 605 Test Method for Reheat Change of Fireclay Nozzles
5. Test Specimens
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and Sleeves
5.1 For each test use three rectangular specimens measuring
E 230 Temperature-Electromotive Force (EMF) Tables for
1 1
9by4 ⁄2 by 2 ⁄2 or 3 in. (228 by 114 by 64 or 76 mm) in size,
3
Standardized Thermocouples
or, if smaller, shapes approaching these dimensions as closely
as possible. These may be commercial brick of the specified
1 size or test pieces cut out of larger shapes.
This test method is under the jurisdiction of ASTM Committee C08 on
5.2 Using ceramic paint or crayon, label each specimen, and
Refractories and is the direct responsibility of Subcommittee C08.03 on Physical
Properties.
make a reference mark at each end on the center line of a broad
Current edition approved Nov 10, 2002. Published June 2003. Originally
face to indicate the exact position where the measurement is
approved in 1934. Last previous edition approved in 1998 as C 113 – 93 (1998).
2
made. Measure the length on each of the three test specimens
Annual Book of ASTM Standards, Vol 15.01.
3
Annual Book of ASTM Standards, Vol 14.03. to the nearest 0.02 in. (0.5 mm).
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C113–02
6. Procedure specifiedtemperaturewithin5°F(3°C).Aftercompletionofthe
heating schedule, cool the specimens in the closed kiln to
6.1 Placing Specimens in Kiln—Place the test specimens in
below 800°F (425°C) before removing.
1
the kiln so that each rests edgewise, that is, ona9by2 ⁄2 or
6.5 Measuring Fired Specimens—Remeasure the test speci-
3-in. (228 by 64 or 76-mm) face and set only one course high.
mens at room temperature in accordance with 4.2 after rubbing
Place each specimen upon the corresponding face of a support-
the ends with an abrasive block to remove small blisters, if
ing brick that is from the same lot as the test specimen or at
necessary.
least of equal refractoriness. Place between the test specimen
and the supporting brick a layer of suitable refractory materia
...
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