ASTM E3276/E3276M-21

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:E3276/E3276M −21
Standard Test Method for
Assessing Impact Energy and Precision of Direct-fire,
Single-projectile Less Lethal Impact Rounds Used by Public
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Safety Officers
ThisstandardisissuedunderthefixeddesignationE3276/E3276M;thenumberimmediatelyfollowingthedesignationindicatestheyear
of original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.
A superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 2. Referenced Documents
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2.1 ASTM Standards:
1.1 This test method addresses direct-fire, single-projectile
E2771Terminology for Homeland Security Applications
less lethal impact rounds used by public safety officers,
E3005Terminology for Body Armor
including law enforcement, corrections, and others.
E3062/E3062M Specification for Indoor Ballistic Test
1.2 Thistestmethodaddressesbothbluntimpactroundsand
Ranges for Small Arms and Fragmentation Testing of
payload delivery rounds.
Ballistic-resistant Items
1.2.1 This test method is limited to direct-fire, single-
F1494Terminology Relating to Protective Clothing
projectile rounds and excludes skip-fire rounds or multiple-
2.2 Other Documents:
projectile rounds.
National Institute of Justice (NIJ) No. 236950, 2011Test
Methodologies for the Assessment of Less-lethal kinetic
1.3 This test method is used to measure velocity and
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energy rounds
determine precision and impact energy for a round.
Sporting Arms and Ammunition Manufacturers’ Institute
1.4 A specification is under development by ASTM that 4
(SAAMI)Glossary of Industry Terms. Newtown, CT
addresses the safety of targeted individuals during deployment
of less lethal impact rounds. That specification will reference 3. Terminology
this test method.
3.1 Definitions:
3.1.1 90 % circular error probable (CEP), n—the diameter
1.5 The values stated in either SI units or inch-pound units
of a circle, centered about the mean X- and Y-impact values,
are to be regarded separately as standard. The values stated in
whose boundary is predicted to include 90% of the projectile
eachsystemarenotnecessarilyexactequivalents;therefore,to
impact locations for the same testing parameters and setup.
ensure conformance with the standard, each system shall be
used independently of the other, and values from the two
3.1.2 caliber, n—a term used to designate the specific
systems shall not be combined.
cartridge(s) for which a firearm is chambered;
in firearms—the approximate diameter of the circle
1.6 This standard does not purport to address all of the
formed by the tops of the lands of a rifled barrel, often
safety concerns, if any, associated with its use. It is the
expressed in hundredths of an inch (“.38 caliber”) or millime-
responsibility of the user of this standard to establish appro-
ters (“7 mm caliber”);
priate safety, health, and environmental practices and deter-
in ammunition—a numerical term included in a car-
mine the applicability of regulatory limitations prior to use.
tridge name to indicate a rough approximation of the bullet
1.7 This international standard was developed in accor-
diameter. SAAMI
dance with internationally recognized principles on standard-
3.1.3 cartridge, n—a single assembled unit consisting of
ization established in the Decision on Principles for the
one or more projectiles, propellant, primer, and casing; syn-
Development of International Standards, Guides and Recom-
onymous with round. Adapted from E3005
mendations issued by the World Trade Organization Technical
Barriers to Trade (TBT) Committee.
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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 E54 on the ASTM website.
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Homeland Security Applications and is the direct responsibility of Subcommittee AvailablefromNationalInstituteofJustice(NIJ),8107thSt.,NW,Washington,
E54.04 on Public Safety Equipment. DC 20531, http://nij.gov.
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Current edition approved May 1, 2021. Published May 2021. DOI: 10.1520/ Available from Sporting Arms and Ammunition Manufacturers’ Institute
E3276_E3276M-21. (SAAMI), http://www.saami.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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E3276/E3276M−21
3.1.3.1 Discussion—For less lethal impact devices, the car- 4.3 This test method may be used by purchasers in their
tridge or round contains a less lethal projectile ins
...