ASTM C909-18(2022)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: C909 − 18 (Reapproved 2022)
Standard Practice for
Dimensions of a Modular Series of Refractory Brick and
Shapes
This standard is issued under the fixed designation C909; 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 C861 Practice for Determining Metric Dimensions of Stan-
dard Series Refractory Brick and Shapes
1.1 This practice covers the dimensions for rectangular and
IEEE/ASTM SI 10 American National Standard for Metric
tapered brick in common usage in the United States.
Practice
1.2 The dimensions are modular based on 38 mm as the
basic module as described in Practice C861.
3. Significance and Use
1.3 This international standard was developed in accor-
3.1 The dimensions listed in this practice represent the
dance with internationally recognized principles on standard-
dimensions of rectangular and tapered refractory shapes manu-
ization established in the Decision on Principles for the
factured and used in the United States.
Development of International Standards, Guides and Recom-
mendations issued by the World Trade Organization Technical
3.2 The modular concept of dimensions permits a versatile
Barriers to Trade (TBT) Committee.
arrangement of bonding during the construction of masonry
units.
2. Referenced Documents
2.1 ASTM Standards:
4. Standard Dimensions
1 4.1 Table 1 lists the standard nominal dimensions for
This practice is under the jurisdiction ofASTM Committee C08 on Refractories
and is the direct responsibility of Subcommittee C08.92 The Joseph E. Kopanda straight, split, soap, arch, wedge, and key brick.
Subcommittee for Editorial, Terminology and Classification.
Current edition approved Sept. 1, 2022. Published September 2022. Originally
4.2 Table 2 lists the standard nominal dimensions for key
approved in 1979. Last previous edition approved in 2018 as C909 – 93 (2018).
brick for oxygen steelmaking furnaces.
DOI: 10.1520/C0909-18R22.
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
the ASTM website.
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C909 − 18 (2022)
TABLE 1 Standard Dimensions, mm
NOTE 1—It is recognized there are brick sizes designated by the International Standards Organization whose dimensions closely approximate some of
the shapes shown in Table 1.
Name A B B' C C' Name A B B' C C'
228 114 64 228 114 76
228 152 64 228 152 76
228 171 64 228 171 76
228 228 64 228 228 76
304 114 64 Straight 304 114 76
76 mm 304 152 76
342 114 64 342 114 76
Straight 64mm
152 64 342 152 76
Split Split 228 114 51
228 114 38
228 114 32
228 114 25
Soap 228 57 64 Soap
228 57 76
64 mm 228 89 64 76
...