ASTM A563-07
(Specification)Standard Specification for Carbons and Alloy Steel Nuts
Standard Specification for Carbons and Alloy Steel Nuts
SCOPE
1.1 This specification covers chemical and mechanical requirements for eight grades of carbon and alloy steel nuts for general structural and mechanical uses on bolts, studs, and other externally threaded parts. Note 1 - See for guidance on suitable application of nut grades.
1.2 The requirements for any grade of nut may, at the supplier's option, and with notice to the purchaser, be fulfilled by furnishing nuts of one of the stronger grades specified herein unless such substitution is barred in the inquiry and purchase order.
1.3 Grades C3 and DH3 nuts have atmospheric corrosion resistance and weathering characteristics comparable to that of the steels covered in Specifications A 242/A 242M, A 588/A 588M, and A 709/A 709M. The atmospheric corrosion resistance of these steels is substantially better than that of carbon steel with or without copper addition (see ). When properly exposed to the atmosphere, these steels can be used bare (uncoated) for many applications. Note 2 - A complete metric companion to Specification A 563 has been developed-A 563M; therefore, no metric equivalents are presented in this specification.
1.4 Terms used in this specification are defined in Terminology F 1789 unless otherwise defined herein.
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Designation: A 563 – 07
Standard Specification for
1
Carbons and Alloy Steel Nuts
This standard is issued under the fixed designation A 563; 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 (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* A 242/A 242M Specification for High-Strength Low-Alloy
2
Structural Steel
1.1 This specification covers chemical and mechanical
A 307 Specification for Carbon Steel Bolts and Studs, 60
requirements for eight grades of carbon and alloy steel nuts for
000 PSI Tensile Strength
general structural and mechanical uses on bolts, studs, and
A 325 Specification for Structural Bolts, Steel, Heat
other externally threaded parts.
Treated, 120/105 ksi Minimum Tensile Strength
NOTE 1—See Appendix X1 for guidance on suitable application of nut
A 354 Specification for Quenched and Tempered Alloy
grades.
Steel Bolts, Studs, and Other Externally Threaded Fasten-
1.2 The requirements for any grade of nut may, at the
ers
supplier’s option, and with notice to the purchaser, be fulfilled
A 394 Specification for Steel Transmission Tower Bolts,
by furnishing nuts of one of the stronger grades specified
Zinc-Coated and Bare
herein unless such substitution is barred in the inquiry and
A 449 Specification for Hex Cap Screws, Bolts and Studs,
purchase order.
Steel, Heat Treated, 120/105/90 ksi Minimum Tensile
1.3 Grades C3 and DH3 nuts have atmospheric corrosion
Strength, General Use
resistance and weathering characteristics comparable to that of
A 490 Specification for Structural Bolts, Alloy Steel, Heat
the steels covered in Specifications A 242/A 242M, A 588/
Treated, 150 ksi Minimum Tensile Strength
A 588M, and A 709/A 709M. The atmospheric corrosion
A 588/A 588M Specification for High-Strength Low-Alloy
resistance of these steels is substantially better than that of
Structural Steel, up to 50 ksi [345 MPa] Minimum Yield
carbon steel with or without copper addition (see 5.2). When
Point, with Atmospheric Corrosion Resistance
properly exposed to the atmosphere, these steels can be used
A 687 Specification for High-Strength Nonheaded Steel
4
bare (uncoated) for many applications.
Bolts and Studs
A 709/A 709M Specification for Structural Steel for
NOTE 2—A complete metric companion to Specification A 563 has
Bridges
been developed—A 563M; therefore, no metric equivalents are presented
in this specification. A 751 Test Methods, Practices, and Terminology for
Chemical Analysis of Steel Products
1.4 Terms used in this specification are defined in Termi-
B 695 Specification for Coatings of Zinc Mechanically
nology F 1789 unless otherwise defined herein.
Deposited on Iron and Steel
2. Referenced Documents D 3951 Practice for Commercial Packaging
3 F 606 Test Methods for Determining the Mechanical Prop-
2.1 ASTM Standards:
erties of Externally and Internally Threaded Fasteners,
A 194/A 194M Specification for Carbon and Alloy Steel
Washers, Direct Tension Indicators, and Rivets
Nuts for Bolts for High Pressure or High Temperature
F 812/F 812M Specification for Surface Discontinuities of
Service, or Both
5
Nuts, Inch and Metric Series
F 1789 Terminology for F16 Mechanical Fasteners
F 2329 Specification for Zinc Coating, Hot-Dip, Require-
1
This specification is under the jurisdiction of ASTM Committee F16 on
ments for Application to Carbon and Alloy Steel Bolts,
Fasteners and is the direct responsibility of Subcommittee F16.02 on Steel Bolts,
Screws, Washers, Nuts, and Special Threaded Fasteners
Nuts, Rivets and Washers.
G 101 Guide for Estimating the Atmospheric Corrosion
Current edition approved Aug. 1, 2007. Published August 2007. Originally
approved in 1966. Last previous edition approved in 2004 as A 563 – 04a.
Resistance of Low-Alloy Steels
2
For ASME Boiler and Pressure Vessel Code applications see related Specifi-
2.2 ANSI Standards:
cation SA – 563 in Section II of that Code.
3
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
4
Standards volume information, refer to the standard’s Document Summary page on Withdrawn.
5
the ASTM website. Withdrawn.
*ASummary 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
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A563–07
6
ANSI B1.1 Unified Screw Threads 4.7.4 When no preference is specified, the supplier may
6
ANSI B18.2.2 Square and Hex Nuts furnish either a hot-dip zinc coating in accordance with
Specifica
...
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: A563–04a Designation: A 563 – 07
Standard Specification for
1
Carbons and Alloy Steel Nuts
This standard is issued under the fixed designation A 563; 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 (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope*
2
1.1 This specification covers chemical and mechanical requirements for eight grades of carbon and alloy steel nuts for general
structural and mechanical uses on bolts, studs, and other externally threaded parts.
NOTE 1—See Appendix X1 for guidance on suitable application of nut grades.
1.2 The requirements for any grade of nut may, at the supplier’s option, and with notice to the purchaser, be fulfilled by
furnishing nuts of one of the stronger grades specified herein unless such substitution is barred in the inquiry and purchase order.
1.3 Grades C3 and DH3 nuts have atmospheric corrosion resistance and weathering characteristics comparable to that of the
steels covered in SpecificationsA 242/A 242M,A588/A 588M, andA709/A 709M.The atmospheric corrosion resistance of these
steels is substantially better than that of carbon steel with or without copper addition (see 5.2). When properly exposed to the
atmosphere, these steels can be used bare (uncoated) for many applications.
NOTE 2—A complete metric companion to Specification A 563 has been developed—A 563M; therefore, no metric equivalents are presented in this
specification.
1.4 Terms used in this specification are defined in Terminology F 1789 unless otherwise defined herein.
2. Referenced Documents
2.1 ASTM Standards:
3
A153/A153M Specification for Zinc Coating (Hot-Dip) on Iron and Steel Hardware ASTM Standards:
A 194/A 194M Specification for Carbon and Alloy Steel Nuts for Bolts for High-Pressure and High-Temperature Service, or
Both Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
A 242/A 242M Specification for High-Strength Low-Alloy Structural Steel
A 307 Specification for Carbon Steel Bolts and Studs, 60000 psi60 000 PSI Tensile Strength
A 325 Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength
A 354 Specification for Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners
A 394 Specification for Steel Transmission Tower Bolts, Zinc-Coated and Bare
A449Specification for Quenched and Tempered Steel Bolts and Studs 449 Specification for Hex Cap Screws, Bolts and Studs,
Steel, Heat Treated, 120/105/90 ksi Minimum Tensile Strength, General Use
A 490 Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength
A 588/A 588MSpecificationforHigh-StrengthLow-AlloyStructuralSteelwith50ksi[345MPa]MinimumYieldPointto4-in.
[100-mm] Thick Specification for High-Strength Low-Alloy Structural Steel, up to 50 ksi [345 MPa] MinimumYield Point,
with Atmospheric Corrosion Resistance
4
A 687 Specification for High-Strength Nonheaded Steel Bolts and Studs
A 709/A 709M Specification for Carbon and High-Strength Low-Alloy Structural Steel Shapes, Plates, and Bars and
Quenched-and-Tempered Alloy Structural Steel Plates for Bridges Specification for Structural Steel for Bridges
A 751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel Products
B 695 Specification for Coatings of Zinc Mechanically Deposited on Iron and Steel
D 3951 Practice for Commercial Packaging
1
This specification is under the jurisdiction of ASTM Committee F16 on Fasteners and is the direct responsibility of Subcommittee F16.02 on Steel Bolts, Nuts,
Rivets,Rivets and Washers.
Current edition approved Aug. 1, 2004.2007. Published August 2004.2007. Originally approved in 1966. Last previous edition approved in 2004 as A 563 – 04a.
2
For ASME Boiler and Pressure Vessel Code applications see related Specification SA – 563 in Section II of that Code.
3
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. ForAnnualBookofASTMStandards
volume information, refer to the standard’s Document Summary page on the ASTM website.
4
Withdrawn.
*ASummary 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, Unite
...
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