ASTM F1789-16
(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 − 16
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.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
acceptance number—numerical value representing the maxi-
2. Referenced Documents
mum number of permissible non-conformances within a
2
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
F2428Guide for Selection and Use for Pelvic Ring Circum-
in conformance with the requirements of ISO/IEC 17025 by
ferential Compression Stabilization Devices (PRCCSD)
an accrediting body that has been found to be compliant to
3
2.2 ANSI/ASME Standard: ISO/IEC 17011, and is recognized as a signatory to the
B18.12Glossary of Terms for Mechanical Fasteners
International Laboratory Accreditation Cooperation (ILAC)
4
2.3 IFI Standards: Mutual Recognition Arrangement (MRA).
Glossary of Terms Relating to Aerospace Fasteners
age hardened—precipitation of constituents within certain
IFI-139Quality Assurance Requirements for Fastener Test-
alloy metals to increase mechanical properties.
ing Laboratories
IFI-140Carbon and Alloy Steel Wire, Rods, and Bars for alloy group—materials grouped by their chemical designation
Mechanical Fasteners and considered to be functionally or chemically similar for
5
general purpose use.
2.4 SAE Standard:
SAE J412General Characteristics and Heat Treatments of
alloy steel—steelisconsideredtobealloywhenthemaximum
Steels
range given for manganese exceeds 1.65% or a definite
minimum quantity for any of the following elements is
1
specifiedorrequiredwithinthelimitsoftherecognizedfield
This terminology is under the jurisdiction of ASTM Committee F16 on
Fasteners and is the direct responsibility of Subcommittee F16.91 on Editorial.
of constructional alloy steels: chromium, molybdenum,
Current edition approved Aug. 1, 2016. Published October 2016. Originally
nickel, or any other alloying element added to obtain a
approved in 1997. Last previous edition approved in 2015 as F1789–15. DOI:
desired alloying effect.
10.1520/F1789-16.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
alter—to change fastener properties such as hardness, tensile
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
strength,surfacefinish,length,orothercharacteristicsofthe
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
fastener through such processes as heat treatment, plating,
3
Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
and machining.
4th Floor, New York, NY 10036, http://www.ansi.org.
4
Available from Industrial Fasteners Institute, 1717 E. 9th Street, Suite 1105,
6
Cleveland, OH 44114. 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 − 16
alteration grains nor redissolves cementite, but does improve the
ductility and decreases residual stress in work-hardened
insignificant alteration—any change to the fastener from its
steel.
purchased condition that results in no diminished or modi-
fied mechanical, metallurgical, or functional properties.
solution annealing—heating an austenitic stainless steel to a
significant alteration—any change to the fastener from its as temperature that puts the carbides into solution. The steel i
...
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 − 15a F1789 − 16
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
F2328F2428 Test Method for Determining Decarburization and Carburization in Hardened and Tempered Threaded Steel Bolts,
Screws, Studs, and NutsGuide for Selection and Use for Pelvic Ring Circumferential Compression Stabilization Devices
(PRCCSD)
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.
1
This terminology is under the jurisdiction of ASTM Committee F16 on Fasteners and is the direct responsibility of Subcommittee F16.91 on Editorial.
Current edition approved March 1, 2015Aug. 1, 2016. Published May 2015October 2016. Originally approved in 1997. Last previous edition approved in 2015 as
F1789 – 15. DOI: 10.1520/F1789-15A.10.1520/F1789-16.
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 44131.1717 E. 9th Street, Suite 1105, Cleveland, OH 44114. 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 − 16
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).
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 stre
...
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