ASTM C1194-91

Standard Test Method for Compressive Strength of Architectural Cast Stone

General Information

• Status: Historical
• Publication Date: 31-Dec-1990
• Technical Committee: C27 - Precast Concrete Products
• Drafting Committee: C27.20 - Architectural and Structural Products

Standards Content (Sample)

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ASTM Ci1194 ïL 0759530 0078348 L =
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AMERICAN SOCIEIY FOR TESTING AND MATERIALS
d[]b Designation: C 1194 - 91
1916 RaceSt Philadelphia, Pa 19103
Reprinted from the Annual Book of ASTh4 Standards. Copyrkht ASTM
If not listed in the current combined index, will appear in the next edition.
Standard Test Method for
Compressive Strength of Architectural Cast Stone'
This sfandard is issued under the fixed designation C 1194; the number immediately following the designation indicates the year of
onginal 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 (6) indicates an editorial change since the last revision or reapproval.
test specimens shall be 2411. (50.8-mm) or 50-mm cubes. The
1. Scope
allowable size tolerance of the cubes shall be tl/s in. (3.2
1,l This test method covers the sampling, preparation of
mm).
specimens, and determination of the compressive strength of
architecturai cast sfone.
7. Conditioning
1.2 This standard does not purport to address all of the
7.1 For this test, oven dry specimens at a temperature of
sqfety problems, if any, associated with its use. It is the
100 to 110°C (212 to 230°F) until the loss in mass is not
responsibility of the user ofthis standard to establish appro-
more than 0.1 % in 24 h of drying. Remove from the oven
priate sqfety and health practices and determine the applica-
and aiiow to cool in room temperature for 4 to 6 h before
bility of regulatory limitations prior to use.
testing for compressive strength.
1,3 The values stated in inch-pound units are to be
regarded as the standard, The values given in parentheses are
8. Specimen Preparation
provided for information only.
8.1 If bearing surfaces of specimens for compression tests
2, Referenced Documents
are not smooth, make smooth by grinding to produce a
bearing surface with deviation from plane no greater than
2.1 ASTM Standards:
0.002 in. (0.05 mm), Grind bearing surfaces prior to oven
C 42 Method of Obtaining and Testing Drilled Cores and
drying. If the set of specimens cannot be ground to a smooth
Sawed Beams of Concrete2
cap each specimen using materials specified in
surface,
C617 Practice for Capping Cyiindrical Concrete
Practice C617. Form the cap by spreading the capping
Specimens2
material upon a capping plate and pressing the specimen
3. Terminology
firmly on it. Make the cap as thin as possible but not to
exceed 3/32 in. (2.4 mm).
3.1 DeJinition:
3.1.1 cast stone-an architectural precast concrete
9. Procedure
building unit intended to simulate natural cut stone.
9.1 Apply load through a spherical bearing block placed
4. Significance and Use
on top of :he specimen in a vertical testing machine. The
4.1 This test method is to be used in determining the loading of faced specimens shall be normal to the position in
compressive strength of cast stone. Compressive strength is which the cast stone is laid in the wall (Fig. i). The area of
one measure of resistance of cast stone to weathering and the bearing block shall be the same, or slightly larger, than
structural stress. that of the test specimen.
9.2 Center the specimen in the testing machine and apply
5. Sampling
the initial load at a rate which will permit hand adjustment
5.1 Select the sample to represent the cast stone
...