ASTM F1002-15(2021)

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:F1002 −15 (Reapproved 2021)
Standard Performance Specification for
Protective Clothing and Materials for Use by Workers
Exposed to Specific Molten Substances and Related
Thermal Hazards
This standard is issued under the fixed designation F1002; 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 1.6 This international standard was developed in accor-
dance with internationally recognized principles on standard-
1.1 Thisperformancespecificationestablishestheminimum
ization established in the Decision on Principles for the
design and performance requirements for protective clothing
Development of International Standards, Guides and Recom-
and protective clothing materials for both primary and second-
mendations issued by the World Trade Organization Technical
ary protection from exposure to molten substances and related
Barriers to Trade (TBT) Committee.
thermal hazards.
2. Referenced Documents
1.2 This performance specification is not intended to ad-
dress protection from hot liquids or from specialized forms of
2.1 ASTM Standards:
heat and flame protection such as any fire fighting application.
D123 Terminology Relating to Textiles
D1424 Test Method for Tearing Strength of Fabrics by
1.3 This performance specification describes the properties
Falling-Pendulum (Elmendorf-Type) Apparatus
of specific textile materials in their material or garment
D2724 Test Method for Bond Strength of Bonded, Fused,
composite form as tested by laboratory methods and is not
and Laminated Apparel Fabrics
intendedtobeusedtoappraisethethermalhazardorriskunder
D4157 Test Method for Abrasion Resistance of Textile
actual conditions. However, it is acceptable to use information
Fabrics (Oscillatory Cylinder Method)
on the thermal performance of clothing made from textile
D5034 TestMethodforBreakingStrengthandElongationof
materials conforming to this specification as an element in
Textile Fabrics (Grab Test)
thermal risk assessment which takes into account all factors
D5587 Test Method for Tearing Strength of Fabrics by
pertinent to the thermal hazard of a particular end use.
Trapezoid Procedure
1.4 The values stated in SI units are to be regarded as
D6413 Test Method for Flame Resistance of Textiles (Ver-
standard. The values given in parentheses are for information
tical Test)
only.
D7138 Test Method to Determine Melting Temperature of
1.5 This performance specification does not purport to
Synthetic Fibers
address all of the safety concerns, if any, associated with the
F955 Test Method for Evaluating Heat Transfer Through
use of compliant protective clothing or protective clothing
Materials for Protective Clothing Upon Contact with
materials. It is the responsibility of the persons or organiza-
Molten Substances
tions that use this performance specification to conduct a
F1494 Terminology Relating to Protective Clothing
hazard and risk assessment to determine the applicability of
F1939 Test Method for Radiant Heat Resistance of Flame
this performance specification to the intended application of
Resistant Clothing Materials with Continuous Heating
the protective clothing or protective clothing materials, and to
2.2 AATCC Test Method:
establish appropriate safety, health, and environmental prac-
AATCC 135 Dimensional Changes in Automatic Home
tices.
Laundering of Woven and Knitted Fabrics
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
This specification is under the jurisdiction of ASTM Committee F23 on contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Personal Protective Clothing and Equipment and is the direct responsibility of Standards volume information, refer to the standard’s Document Summary page on
Subcommittee F23.80 on Flame and Thermal. the ASTM website.
Current edition approved Nov. 1, 2021. Published November 2021. Originally AATCC Technical Manual, Current Edition available from American Associa-
approved in 1986. Last previous edition approved in 2015 as F1002 – 15. DOI: tion ofTextile Chemists and Colorists, P.O. Box 12215, ResearchTriangle Park, NC
10.1520/F1002-15R21. 27709.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F1002−15 (2021)
2.3 NFPA Standard: 3.1.6.1 Discussion—Primary protective clothing is used in
NFPA1971 Standard on Protective Ensembles for Structural work activities that include charging, tapping, and pouring,
Fire Fighting and Proximity Fire Fighting
during which work is carried out in close proximity to molten
substances and hot surfaces where contact with either is likely.
2.4 Federal Standard:
MIL-C-87076A Resistance of Materials to Radiant Heat
3.1.7 protective clothing—an item of clothing that is spe-
Exposure, Adhesion of Coating, and Adhesion After Wet
cifically designed and constructed for the intended purpose of
Flexing
isolating all or part of the body from a potential hazard; or,
2.5 ISO Standards:
isolating the external environment from contamination by the
ISO9185 ProtectiveClothing—AssessmentofResistanceof
wearer of the clothing.
Materials to Molten Metal Splash
3.1.7.1 Discussion—For the purposes of this specification,
EN ISO 11612 Protective Clothing—Clothing to Protect
protective clothing items include full-body garments such as
Against Heat and Flame
coats, jackets, pants, overalls, and coveralls, and partial-body
clothing such as aprons, hoods, sleeves, leggings, chaps, and
3. Terminology
spats.
3.1 Definitions:
3.1.8 protective clothing material—any element,
3.1.1 For definitions of terms used in this performance
constituent, or substance from which protective clothing is
specification, use the following documents: If the terms are
composed or can be made.
related to textiles, refer to Terminology D123; if the terms are
3.1.8.1 Discussion—For the purposes of this specification,
related to protective clothing, refer to Terminology F1494.
protective clothing materials include the principal material
3.1.2 breakopen—in testing thermal protective material, a
used in the construction of either primary or secondary
response evidenced by the formation of a hole in the material
which has the potential to allow molten substance to pass protective clothing, and may include more than one separable
layer.
through the material.
3.1.3 charring—the formation of a carbonaceous residue as
3.1.9 radiant heat—heat communicated by energy propa-
the result of pyrolysis or incomplete combustion.
gatedthroughspaceandtransmittedbyelectromagneticwaves.
3.1.3.1 Discussion—Charring can be accompanied by
3.1.9.1 Discussion—For the purposes of this specification,
melting, dripping, or ignition, or combinations thereof.
radiant heat exposure occurs from close proximity to molten
3.1.4 design test, n—one made on a sample treated as
substances or hot surfaces containing molten substances.
representative of a protective material; these tests will not
3.1.10 radiant heat resistance (RHR)—in testing of thermal
generally be repeated in quantity production.
protective materials, the cumulative amount of thermal expo-
3.1.4.1 Discussion—Perform the design test only when a
sure energy identified by the intersection of the measured
new or modified material is used to manufacture apparel. A
time-dependent heat transfer response through the subject
modification in the material could be, but is not limited to, any
material to a time-dependent, empirical performance curve,
of the following: the supplier, composition, weave type,
2 2
expressed as a rating or value: kJ/m (cal/cm ).
weight, or dyeing and finishing process.
3.1.5 molten substances—metals in their liquefied, elevated 3.1.11 secondary protective clothing—protective clothing
temperature state, as well as related non-metallic substances designed for continuous wear for work activities in designated
also handled at elevated temperatures such as slag, dross, and locations in which intermittent and incidental exposure to
salt. Excluded are liquid hot substances that may be associated
molten substance splash, radiant heat, and flame sources is
with metal processing such as water, oil, and caustic solutions.
possible.
3.1.5.1 Discussion—For the purposes of this specification,
3.1.11.1 Discussion—Secondary protective clothing is de-
molten metals include liquefied metals such as iron, steel,
signed so that it will not continue to burn after exposure to and
aluminum, brass, and various alloys, and non-metallic sub-
removal of a source of ignition that includes incidental contact
stances liquefied at elevated temperatures such as slag, dross,
with a molten substance. Limited protection against a molten
and salt. Hot liquid substances such as water, oil, and caustic
substance splash and high levels of radiant heat are secondary
solutions are excluded from this specification.
in intent and are dependent on the extent, duration, and other
3.1.6 primary protective clothing—protective clothing de-
circumstances related to the exposure. Primary protective
signed to be worn for work activities during which significant
clothing must supplement secondary protective clothing where
exposure to molten substance splash, radiant heat, and flame is
more severe exposures are encountered.
likely to occur.
3.1.12 thermal hazard—relates to the laboratory test meth-
ods employed to measure thermal characteristics and to predict
burn injury potential for burn injury involving exposure to
Available from National Fire Protection Association (NFPA), 1 Batterymarch
flame or high heat as may be encountered in the workplace.
Park, Quincy, MA 02269-9101.
AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
3.1.12.1 Discussion—For the purposes of this specification,
Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.
6 thermal hazards include exposure high levels of radiant heat or
Available from International Organization for Standardization (ISO), 1, ch. de
la Voie-Creuse, CP 56, CH-1211 Geneva 20, Switzerland, http://www.iso.org. contact with hot surfaces.
F1002−15 (2021)
4. Significance and Use 5.6.2 Primary protective clothing shall not have external
pockets.
4.1 This specification establishes minimum design,
performance, and labeling criteria for both primary and sec-
5.7 Thread:
ondary protective clothing for use in operations involving
5.7.1 Sewing thread utilized in the construction of garment
molten substances and related thermal hazards.
shall be made of an inherently flame-resistant fiber and shall
not melt when tested at a temperature of 260 °C (500 °F)
NOTE 1—Standardized molten splash testing of both primary and
secondary protective materials and garments as listed in this specification according to Test Method D7138, Method 2.
utilize pure molten materials, typically iron or aluminum. In practice,
users of protective clothing for metal splash protection may routinely
6. Requirements
work with alloys. Protective clothing covered by this specification may or
may not perform similarly with alloys of various metals. The entity
6.1 The properties of protective materials used for primary
specifyingtheprotectiveclothingshalldetermineiftheprotectiveclothing
and secondary protective clothing shall conform to the speci-
is appropriate for their specific alloy.
fication requirements in Tables 1 and 2, as tested in accordance
4.1.1 Requirementsarespecificallyestablishedformaterials
with Section 8.
used in the construction of primary and secondary protective
6.2 Characteristics of protective garments for both primary
clothing on the basis of performance attributes that are consid-
and secondary clothing shall conform to the specification
ered important for worker protection. In some cases, different
requirements in Section 5.
minimum levels for the same performance properties are set
between primary and secondary protective clothing due to the
7. Sampling
differences in the expected performance for these two types of
protective clothing.
7.1 Material tests shall be performed on materials as they
4.1.2 Additional requirements are established for primary
are delivered to the clothing manufacturer.
and secondary protective clothing items in terms of the
7.2 Garmentrequirementsshallbemetbyfinishedgarments
minimum design characteristics and performance features for
as these garments will be provided to the end user.
other materials and components used in the construction of the
clothing.
7.3 Lot size for the initial (without laundering) flammability
test shall be 4572 m (5000 yd) of manufactured material or the
4.2 This specification can be applied to either protective
manufactured yardage, whichever is less. One sample of 1.0 m
clothing materials or protective clothing, or both.
shall be taken from each lot.
4.2.1 The application for protective clothing materials in-
volves meeting the respective requirements for either primary
7.4 Lot size for all other tests except design tests shall be
or secondary protective clothing materials found in Section 5.
45 720 m (50 000 yd) of manufactured material or at least
4.2.2 The application for protective clothing involves meet-
everythreemonths,whicheverismorefrequent.Onesampleof
ing the respective requirements for either primary or secondary
4.0 m shall be taken from each lot.
protective clothing found in Section 6, which includes con-
7.5 Design test shall be run on the original material and
struction of the clothing with protective clothing materials that
when changes are made to materials, for example, fiber type,
meet the requirements in Section 5.
yarn type, weaving or knitting method, fabric weight, dyeing,
5. Design and Materials
or finishing procedure.
5.1 Clothing design shall be such to cover potent
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