Standard Practice for Confirmation of 20–mm (50–W) and 125–mm (500–W) Test Flames for Small-Scale Burning Tests on Plastic Materials

SIGNIFICANCE AND USE
5.1 The flame height and color (indicative of air-to-gas ratio) for a test flame have traditionally been specified in the individual test method. The energy content of the flame has also been addressed by reference to a specific supply gas. It has been determined that the supply-gas back pressure and flow rate can be varied without affecting the height and color of the flame. However, the energy content of the flame is affected. This practice provides the back pressure and flow rate of the supply gas for a 20-mm (50–W) and a 125-mm (500–W) test flame, and a procedure for confirming the heat-evolution profile of the test flame.  
5.2 Information is provided for test flames using methane, propane, or butane. Using this information, these supply gases can be used interchangeably with a standardized burner to produce essentially the same test flame.
SCOPE
1.1 This practice covers the confirmation of test flames for small-scale burning tests on plastic materials using the laboratory burner described in Specification D5025. Back pressures and flow rates for methane, propane, and butane supply gases are given for specific test flames. This practice describes a procedure to confirm the heat evolution of the test flame.  
1.2 The values stated in SI units are to be regarded as the standard.  
1.3 This standard is used to measure and describe the response of materials, products, or assemblies to heat and flame under controlled conditions, but does not by itself incorporate all factors required for fire hazard or fire risk assessment of the materials, products, or assemblies under actual fire conditions.Note 1—There is no similar ISO standard. This practice is equivalent in technical content to, but not fully corresponding in presentation with, the confirmatory procedures of IEC/TS 60695-11-3, Method A and IEC/TS 60695-11-4, Method A.  
1.4 Fire testing is inherently hazardous. Adequate safeguards for personnel and property shall be employed in conducting these tests.  
1.5 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-Apr-2014
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ASTM D5207-14 - Standard Practice for Confirmation of 20–mm (50–W) and 125–mm (500–W) Test Flames for Small-Scale Burning Tests on Plastic Materials
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English language
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Standards Content (Sample)

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:D5207 −14
Standard Practice for
Confirmation of 20–mm (50–W) and 125–mm (500–W) Test
1
Flames for Small-Scale Burning Tests on Plastic Materials
This standard is issued under the fixed designation D5207; 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* D5025 Specification for Laboratory Burner Used for Small-
Scale Burning Tests on Plastic Materials
1.1 This practice covers the confirmation of test flames for
E176 Terminology of Fire Standards
small-scale burning tests on plastic materials using the labora-
E220 Test Method for Calibration of Thermocouples By
tory burner described in Specification D5025. Back pressures
Comparison Techniques
and flow rates for methane, propane, and butane supply gases
E230 Specification and Temperature-Electromotive Force
are given for specific test flames. This practice describes a
(EMF) Tables for Standardized Thermocouples
procedure to confirm the heat evolution of the test flame.
E608 Specification for Mineral-Insulated, Metal-Sheathed
1.2 The values stated in SI units are to be regarded as the
Base Metal Thermocouples
standard. 3
2.2 IEC Standards:
1.3 This standard is used to measure and describe the
IEC/TS 60695-11-3 Ed. 1: Fire Hazard Testing-Part 11: Test
response of materials, products, or assemblies to heat and Flames-Section 3: 500 W Flames: Apparatus and Confir-
flame under controlled conditions, but does not by itself
mational Test Methods
incorporate all factors required for fire hazard or fire risk IEC/TS 60695-11-4 Ed. 2: Fire Hazard Testing-Part 11: Test
assessment of the materials, products, or assemblies under
Flames-Section 4: 50 W Flame:Apparatus and Confirma-
actual fire conditions. tional Test Methods
NOTE 1—There is no similar ISO standard. This practice is equivalent
3. Terminology
in technical content to, but not fully corresponding in presentation with,
the confirmatory procedures of IEC/TS 60695-11-3, Method A and IEC/
3.1 Definitions of Terms:
TS 60695-11-4, Method A.
3.1.1 For definitions of terms related to plastics used in this
1.4 Fire testing is inherently hazardous. Adequate safe- test method, refer to Terminology D883. For definitions of
guards for personnel and property shall be employed in
terms related to fire used in this test method, refer to Termi-
conducting these tests. nology E176.
1.5 This standard does not purport to address all of the
4. Summary of Practice
safety concerns, if any, associated with its use. It is the
4.1 A test flame of specified height and color is obtained
responsibility of the user of this standard to establish appro-
with gas supplied at a suggested back pressure and flow rate.A
priate safety and health practices and determine the applica-
thermal sensor is then positioned over the flame, and the time
bility of regulatory limitations prior to use.
forthetemperatureofthesensortoincreasefrom100to700°C
is determined. The time is used to confirm the heat-evolution
2. Referenced Documents
2 profile of the test flame.
2.1 ASTM Standards:
D883 Terminology Relating to Plastics
5. Significance and Use
D3195 Practice for Rotameter Calibration
5.1 The flame height and color (indicative of air-to-gas
ratio) for a test flame have traditionally been specified in the
1 individual test method. The energy content of the flame has
This practice is under the jurisdiction ofASTM Committee D20 on Plastics and
is the direct responsibility of Subcommittee D20.30 on Thermal Properties.
alsobeenaddressedbyreferencetoaspecificsupplygas.Ithas
Current edition approved May 1, 2014. Published May 2014. Originally
been determined that the supply-gas back pressure and flow
approved in 1991. Last previous edition approved in 2009 as D5207 – 09. DOI:
rate can be varied without affecting the height and color of the
10.1520/D5207-14.
2
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
3
Standards volume information, refer to the standard’s Document Summary page on Available from American National Standards Institute (ANSI), 25 W. 43rd St.,
the ASTM website. 4th Floor, New York, NY 10036, http://www.ansi.org.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D5207−14
flame. However, the energy content of the flame is affected. the 20-mm (50–W) flame, and a 10.0 6 0.05-g slug is used for
This practice provides the back pressure and flow rate of the the 125-mm (500–W) flame
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: D5207 − 09 D5207 − 14
Standard Practice for
Confirmation of 20–mm (50–W) and 125–mm (500–W) Test
1
Flames for Small-Scale Burning Tests on Plastic Materials
This standard is issued under the fixed designation D5207; 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*
1.1 This practice covers the confirmation of test flames for small-scale burning tests on plastic materials using the laboratory
burner described in Specification D5025. Back pressures and flow rates for methane, propane, and butane supply gases are given
for specific test flames. This practice describes a procedure to confirm the heat evolution of the test flame.
1.2 The values stated in SI units are to be regarded as the standard.
1.3 This standard is used to measure and describe the response of materials, products, or assemblies to heat and flame under
controlled conditions, but does not by itself incorporate all factors required for fire hazard or fire risk assessment of the materials,
products, or assemblies under actual fire conditions.
NOTE 1—There is no similar ISO standard. This practice is equivalent in technical content to, but not fully corresponding in presentation with, the
confirmatory procedures of IEC/TS 60695-11-3, Method A and IEC/TS 60695-11-4, Method A.
1.4 Fire testing is inherently hazardous. Adequate safeguards for personnel and property shall be employed in conducting these
tests.
1.5 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.
2. Referenced Documents
2
2.1 ASTM Standards:
D883 Terminology Relating to Plastics
D3195 Practice for Rotameter Calibration
D5025 Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
E176 Terminology of Fire Standards
E220 Test Method for Calibration of Thermocouples By Comparison Techniques
E230 Specification and Temperature-Electromotive Force (EMF) Tables for Standardized Thermocouples
E608 Specification for Mineral-Insulated, Metal-Sheathed Base Metal Thermocouples
3
2.2 IEC Standards:
IEC/TS 60695-11-3 Ed. 1: Fire Hazard Testing-Part 11: Test Flames-Section 3: 500 W Flames: Apparatus and Confirmational
Test Methods
IEC/TS 60695-11-4 Ed. 2: Fire Hazard Testing-Part 11: Test Flames-Section 4: 50 W Flame: Apparatus and Confirmational Test
Methods
3. Terminology
3.1 Definitions—Definitions of Terms: For definitions of terms used in this practice, refer to Terminology D883.
3.1.1 For definitions of terms related to plastics used in this test method, refer to Terminology D883. For definitions of terms
related to fire used in this test method, refer to Terminology E176.
1
This practice is under the jurisdiction of ASTM Committee D20 on Plastics and is the direct responsibility of Subcommittee D20.30 on Thermal Properties.
Current edition approved Sept. 1, 2009May 1, 2014. Published September 2009May 2014. Originally approved in 1991. Last previous edition approved in 20032009 as
D5207 – 03.D5207 – 09. DOI: 10.1520/D5207-09.10.1520/D5207-14.
2
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.
3
Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http://www.ansi.org.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D5207 − 14
4. Summary of Practice
4.1 A test flame of specified height and color is obtained with gas supplied at a suggested back pressure and flow rate. A thermal
sensor is then positioned over the flame, and the time for the temperature of the sensor to increase from 100 to 700°C is determined.
The time is used to confirm the heat-evolution profile of the test flame.
5. Significance and Use
5.1 The flame height and color (indicative of air-to-gas ratio) for a test flame have traditionally been specified in the ind
...

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