ASTM F1789-15
(Terminology)Standard Terminology for F16 Mechanical Fasteners
Standard Terminology for F16 Mechanical Fasteners
SCOPE
1.1 This terminology standard provides a compilation of definitions for terminology used for mechanical fasteners.
1.2 Terms in this terminology are organized alphabetically. In Appendix X1 they are listed under fastener characteristic.
1.3 Additional definitions are shown in ANSI/ASME B18.12; IFI Glossary of Terms, IFI-139 and IFI-140; and SAE J412.
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Designation: F1789 − 15
StandardTerminology for
1
F16 Mechanical Fasteners
This standard is issued under the fixed designation F1789; the number immediately following the designation indicates the year 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.
6
1. Scope 2.5 ISO/IEC Standards:
ISO/IEC 17011 Conformity assessment -- General require-
1.1 This terminology standard provides a compilation of
ments for accreditation bodies accrediting conformity
definitions for terminology used for mechanical fasteners.
assessment bodies
1.2 Terms in this terminology are organized alphabetically.
ISO/IEC17025 Generalrequirementsforthecompetenceof
In Appendix X1 they are listed under fastener characteristic.
testing and calibration laboratories
1.3 Additional definitions are shown in ANSI/ASME
3. Terminology
B18.12; IFI Glossary of Terms, IFI-139 and IFI-140; and SAE
J412.
Mechanical Fastener Definitions
2. Referenced Documents
acceptance number—numerical value representing the maxi-
2
mum number of permissible non-conformances within a
2.1 ASTM Standards:
sample submitted for testing and acceptance of the popula-
A563Specification for Carbon and Alloy Steel Nuts
tion.
E456Terminology Relating to Quality and Statistics
F432SpecificationforRoofandRockBoltsandAccessories
accredited laboratory—anorganizationfoundtobeoperating
F2328Test Method for Determining Decarburization and
in conformance with the requirements of ISO/IEC 17025 by
Carburization in Hardened and Tempered Threaded Steel
an accrediting body that has been found to be compliant to
Bolts, Screws, Studs, and Nuts
ISO/IEC 17011, and is recognized as a signatory to the
F2482 Specification for Load-Indicating Externally
International Laboratory Accreditation Cooperation (ILAC)
Threaded Fasteners
Mutual Recognition Arrangement (MRA).
3
2.2 ANSI/ASME Standard:
B18.12Glossary of Terms for Mechanical Fasteners age hardened—precipitation of constituents within certain
4
2.3 IFI Standards: alloy metals to increase mechanical properties.
Glossary of Terms Relating to Aerospace Fasteners
alloy group—materials grouped by their chemical designation
IFI-139Quality Assurance Requirements for Fastener Test-
and considered to be functionally or chemically similar for
ing Laboratories
general purpose use.
IFI-140Carbon and Alloy Steel Wire, Rods, and Bars for
Mechanical Fasteners alloy steel—steelisconsideredtobealloywhenthemaximum
5
2.4 SAE Standard: range given for manganese exceeds 1.65% or a definite
SAE J412General Characteristics and Heat Treatments of minimum quantity for any of the following elements is
Steels specifiedorrequiredwithinthelimitsoftherecognizedfield
of constructional alloy steels: chromium, molybdenum,
nickel, or any other alloying element added to obtain a
1
This terminology is under the jurisdiction of ASTM Committee F16 on
desired alloying effect.
Fasteners and is the direct responsibility of Subcommittee F16.94 on Terminology.
Current edition approved Feb. 1, 2015. Published May 2015. Originally
alter—to change fastener properties such as hardness, tensile
approved in 1997. Last previous edition approved in 2014 as F1789–14a. DOI:
10.1520/F1789-15.
strength,surfacefinish,length,orothercharacteristicsofthe
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
fastener through such processes as heat treatment, plating,
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
and machining.
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
alteration
3
Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
4th Floor, New York, NY 10036, http://www.ansi.org.
4
Available from Industrial Fasteners Institute, 6363 Oak Tree Blvd.
6
Independence, OH 44131. http://www.indfast.org Available from International Organization for Standardization (ISO), 1, ch. de
5
Available from Society of Automotive Engineers (SAE), 400 Commonwealth la Voie-Creuse, Case postale 56, CH-1211, Geneva 20, Switzerland, http://
Dr., Warrendale, PA 15096-0001, http://www.sae.org. www.iso.ch.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1
---------------------- Page: 1 ----------------------
F1789 − 15
insignificant alteration—any change to the fastener from its grains nor redissolves cementite, but does improve the
purchased condition that results in no diminished or modi- ductility and decreases residual stress in work-hardened
fied mechanical, metallurgical, or functional properties. steel.
solution annealing—heating an austenitic stainless steel to a
significant alteration—any change to
...
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: F1789 − 14a F1789 − 15
Standard Terminology for
1
F16 Mechanical Fasteners
This standard is issued under the fixed designation F1789; 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 terminology standard provides a compilation of definitions for terminology used for mechanical fasteners.
1.2 Terms in this terminology are organized alphabetically. In Appendix X1 they are listed under fastener characteristic.
1.3 Additional definitions are shown in ANSI/ASME B18.12; IFI Glossary of Terms, IFI-139 and IFI-140; and SAE J412.
2. Referenced Documents
2
2.1 ASTM Standards:
A563 Specification for Carbon and Alloy Steel Nuts
E456 Terminology Relating to Quality and Statistics
F432 Specification for Roof and Rock Bolts and Accessories
F2328 Test Method for Determining Decarburization and Carburization in Hardened and Tempered Threaded Steel Bolts,
Screws, Studs, and Nuts
F2482 Specification for Load-Indicating Externally Threaded Fasteners
3
2.2 ANSI/ASME Standard:
B18.12 Glossary of Terms for Mechanical Fasteners
4
2.3 IFI Standards:
Glossary of Terms Relating to Aerospace Fasteners
IFI-139 Quality Assurance Requirements for Fastener Testing Laboratories
IFI-140 Carbon and Alloy Steel Wire, Rods, and Bars for Mechanical Fasteners
5
2.4 SAE Standard:
SAE J412 General Characteristics and Heat Treatments of Steels
6
2.5 ISO/IEC Standards:
ISO/IEC 17011 Conformity assessment -- General requirements for accreditation bodies accrediting conformity assessment
bodies
ISO/IEC 17025 General requirements for the competence of testing and calibration laboratories
3. Terminology
Mechanical Fastener Definitions
acceptance number—numerical value representing the maximum number of permissible non-conformances within a sample
submitted for testing and acceptance of the population.
accredited laboratory—an organization found to be operating in conformance with the requirements of ISO/IEC 17025 by an
accrediting body that has been found to be compliant to ISO/IEC 17011, and is recognized as a signatory to the International
Laboratory Accreditation Cooperation (ILAC) Mutual Recognition Arrangement (MRA).
1
This terminology is under the jurisdiction of ASTM Committee F16 on Fasteners and is the direct responsibility of Subcommittee F16.94 on Terminology.
Current edition approved Sept. 1, 2014Feb. 1, 2015. Published November 2014May 2015. Originally approved in 1997. Last previous edition approved in 2014 as
F1789 – 14.F1789 – 14a. DOI: 10.1520/F1789-14A.10.1520/F1789-15.
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.
4
Available from Industrial Fasteners Institute, 6363 Oak Tree Blvd. Independence, OH 44131. http://www.indfast.org
5
Available from Society of Automotive Engineers (SAE), 400 Commonwealth Dr., Warrendale, PA 15096-0001, http://www.sae.org.
6
Available from International Organization for Standardization (ISO), 1, ch. de la Voie-Creuse, Case postale 56, CH-1211, Geneva 20, Switzerland, http://www.iso.ch.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1
---------------------- Page: 1 ----------------------
F1789 − 15
age hardened—precipitation of constituents within certain alloy metals to increase mechanical properties.
alloy group—materials grouped by their chemical designation and considered to be functionally or chemically similar for general
purpose use.
alloy steel—steel is considered to be alloy when the maximum range given for manganese exceeds 1.65 % or a definite minimum
quantity for any of the following elements is specified or required within the limits of the recognized field of constructional alloy
steels: chromium, molybdenum, nickel, or any other alloying element added to obtain a desired alloying effect.
alter—to change fastener properties such as hardness, tensile strength, surface finish, length, or other characteristics of the fastener
through such processes as heat treatment, plating, and machining.
alterati
...
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