ASTM F837-02ae1

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Designation: F 837 – 02a
Standard Specification for
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Stainless Steel Socket Head Cap Screws
This standard is issued under the fixed designation F 837; 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.
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e NOTE—Footnotes A and C in Table 1 were editorially corrected in December 2004.
1. Scope Chemical Analysis of Steel Products
A 967 Specification for Chemical Passivation Treatments
1.1 This specification covers the chemical and mechanical
for Stainless Steel Parts
requirements for stainless steel inch socket head cap screw
D 3951 Practice for Commercial Packaging
(SHCS) with nominal thread 0.060 through 1.500 in. and
E18 Test Methods for Rockwell Hardness and Rockwell
intended for use in applications requiring general corrosion
Superficial Hardness of Metallic Materials
resistance.
E92 Test Method for Vickers Hardness of Metallic Mate-
1.2 Two groups of stainless steel alloys are covered, auste-
rials
nitic Group 1 and martensitic Group 5.
E 384 Test Method for Microhardness of Materials
1.3 Four property conditions are covered: austenitic Alloy
F 593 Specification for Stainless Steel Bolts, Hex Cap
Group 1 in an annealed condition (AF) at 85 ksi maximum, in
Screws, and Studs
two cold worked conditions (CW) at 80 ksi minimum, (CW1)
F 606 Test Methods for Determining the Mechanical Prop-
at 102 ksi minimum, and martensitic Alloy Group 5 in a heat
erties of Externally and Internally Threaded Fasteners,
treated condition (HT) at 160 ksi minimum.
Washers, and Rivets
1.4 The following precautionary caveat pertains only to the
F 788/F 788M Specification for Surface Discontinuities on
test method portion, Section 13, of this specification: This
Bolts, Screws, and Studs, Inch and Metric Series
standard does not purport to address all of the safety concerns,
F 1470 GuideforFastenerSamplingforSpecifiedMechani-
if any, associated with its use. It is the responsibility of the user
cal Properties and Performance Inspection
of this standard to establish appropriate safety and health
2.2 ASME Standard:
practices and determine the applicability of regulatory limita-
ASME B18.3 Socket Cap, Shoulder, and Set Screws—Inch
tions prior to use.
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Series
2. Referenced Documents
3. Classification
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2.1 ASTM Standards:
3.1 The designation of the alloy group and condition for the
A 262 Practices for Detecting Susceptibility to Intergranu-
two materials and conditions of this specification shall be
lar Attack in Austenitic Stainless Steels
consistent with the stainless steel designations in Specification
A 342 Test Methods for Permeability of Feebly Magnetic
F 593.
Materials
3.2 Theausteniticstainlesssteelsocketheadcapscrewshall
A 380 Practice for Cleaning, Descaling, and Passivation of
be designated F 837 Group 1 Condition AF, F 837 Group 1
Stainless Steel Parts, Equipment, and Systems
Condition CW, or F837 Group 1 Condition CW1.
A 555/A 555M Specification for General Requirements for
3.3 The martensitic stainless steel socket head cap screw
Stainless Steel Wire and Wire Rods
shall be designated F 837 Group 5 Condition HT.
A 751 Test Methods, Practices, and Terminology for
4. Ordering Information
4.1 Orders for socket head cap screws under this specifica-
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This specification is under the jurisdiction of ASTM Committee F16 on
tion shall include:
Fasteners and is the direct responsibility of Subcommittee F16.04 on Nonferrous
4.1.1 Quantity (number of pieces of each item).
Fasteners.
Current edition approved July 10, 2002. Published September 2002. Originally
4.1.2 Name of the item (socket head cap screws, SHCS).
published as F 837 – 88. Last previous edition F 837 – 02.
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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
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the ASTM website. Englewood, CO 80112-5704
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F 837 – 02a
4.1.3 Size (nominal diameter, thread pitch, thread class, 6.2 When Condition CW or CW1 is specified, the austenitic
screw length) or part number. alloysshallbeannealedasspecifiedin6.1generallybytheraw
4.1.4 Alloy Group and Condition (Group 1 AF, Group 1 material manufacturer, then cold worked to develop specific
CW, Group 1 CW1, or Group 5 HT). properties.
4.1.5 ASTM spec
...