ASTM E1474-04

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An American National Standard
Designation: E 1474 – 04
Standard Test Method for
Determining the Heat Release Rate of Upholstered Furniture
and Mattress Components or Composites Using a Bench
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Scale Oxygen Consumption Calorimeter
This standard is issued under the fixed designation E 1474; 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.
INTRODUCTION
This test method provides a means for measuring the ignition time and heat release of the composite
upholstered components of upholstered furniture and mattresses using an oxygen consumption
calorimeter.
1. Scope 1.6 The values stated in SI units are to be regarded as the
standard. The values given in parentheses are for information
1.1 This fire-test-response test method can be used to
only.
determine the ignitability and heat release from the composites
1.7 This standard does not purport to address all of the
of contract, institutional, or high-risk occupancy upholstered
safety concerns, if any, associated with its use. It is the
furniture or mattresses using a bench scale oxygen consump-
responsibility of the user of this standard to establish appro-
tion calorimeter.
priate safety and health practices and determine the applica-
1.2 This test method provides for measurement of the time
bility of regulatory limitations prior to use. For specific
to sustained flaming, heat release rate, peak and total heat
precautionary statements, see Section 6.
release, and effective heat of combustion at a constant radiant
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heat flux of 35 kW/m . Heat release data at different heating
2. Referenced Documents
fluxes may also be obtained by this test method. The specimen
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2.1 ASTM Standards:
is oriented horizontally, and a spark ignition source is used.
D 123 Terminology Relating to Textiles
1.3 The times to sustained flaming, heat release, and effec-
E 176 Terminology of Fire Standards
tive heat of combustion are determined using the apparatus and
E 1354 Test Method for Heat and Visible Smoke Release
procedures described in Test Method E 1354.
Rates for Materials and Products Using an Oxygen Con-
1.4 The tests are performed on bench-scale specimens
sumption Calorimeter
combining the furniture or mattress outer layer components.
2.2 Other Documents:
Frame elements are not included.
CA TB 133, Flammability Test Procedure for Seating Fur-
1.5 This test method should be used to measure or describe
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niture for Use in Public Occupancies
the responses of materials, products, or assemblies to heat and
ISO 5725 Part 2, Accuracy (Trueness and Precision) of
flame under controlled conditions and should not be used to
Measurement Methods and Results—Basic Method for
describe or appraise the fire hazard or fire risks of materials,
the Determination of Repeatability and Reproducibility of
products, or assemblies under actual fire conditions. However,
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a Standard Measurement Method
the results of the test may be used as elements of a fire hazard
assessment or a fire risk assessment that takes into account all
of the factors that are pertinent to an assessment of the fire
hazard or fire risk of a particular end use.
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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
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This test method is under the jurisdiction of ASTM Committee E05 on Fire the ASTM website.
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Standards and is the direct responsibility of Subcommittee E05.15 on Furnishings Available from State of California, Dept. of Home Furnishings and Thermal
and Contents. Insulation, North Highlands, CA 95660-5595.
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Current edition approved March 1, 2004. Published April 2004. Originally Available from American National Standards Institute (ANSI), 25 W. 43rd St.,
approved in 1992. Last previous edition approved in 2002 as E 1474 - 02. 4th Floor, New York, NY 10036.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E1474–04
3. Terminology 3.2.9.1 Discussion—This includes, but is not limited to,
material such as foams, cotton batting, polyester fiberfill,
3.1 Definitions—For definitions of terms relating to this test
bonded cellulose, or down.
method refer to Terminology D 123 and E 176.
3.1.1 effective heat of combustion, n—the amount of heat
4. Summary of Test Method
generated per unit mass lost by a material, product, or
4.1 This test method is based on the observation that the net
assembly, when exposed to specific fire test conditions. (see
heat
...