ASTM F837M-00

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Designation: F 837M – 00
METRIC
Standard Specification for
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Stainless Steel Socket Head Cap Screws [Metric]
This standard is issued under the fixed designation F 837M; 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 Heat-Resisting, Maraging, and Other Similar Chromium-
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Nickel-Iron Alloys
1.1 This specification covers the chemical and mechanical
F 606M Test Methods for Determining the Mechanical
requirements for stainless steel metric socket head cap screws
Properties of Externally and Internally Threaded Fasteners,
(SHCS) with nominal thread M 1.6 through M 36 and intended
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Washers, and Rivets [Metric]
for use in applications requiring general corrosion resistance.
F 738M Specification for Stainless Steel Metric Bolts,
1.2 Two groups of stainless steel alloys are covered, auste-
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Screws, and Studs
nitic Grade A1 and martensitic Grade C1.
F 788/F788M Specification for Surface Discontinuities of
1.3 Three property classes are covered: austenitic A1-50 in
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Bolts, Screws, and Studs, Inch and Metric Series
an annealed condition at 500 MPa minimum, A1-70 in a cold
F 1470 Guide for Fastener Sampling for Specified Mechani-
worked condition at 700 MPa minimum, and martensitic
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cal Properties and Performance Inspection
C1-110 in a heat treated condition at 1100 MPa minimum.
2.2 ANSI/ASME Standard:
1.4 This hazard statement pertains only to Section 13, Test
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ANSI B 18.3.1M Socket Head Cap Screws Metric Series
Methods: This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
3. Classification
responsibility of the user of this standard to establish appro-
3.1 The designation of the property class for the two
priate safety and health practices and determine the applica-
materials and conditions of this specification shall be consistent
bility of regulatory limitations prior to use.
with the stainless steel designations in Specification F 738M.
2. Referenced Documents 3.2 The austenitic stainless steel socket head cap screw shall
be designated F 837 A1-50 or F 837 A1-70.
2.1 ASTM Standards:
3.3 The martensitic stainless steel socket head cap screw
A 262 Practices for Detecting Susceptibility to Intergranu-
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shall be designated F 837 C1-110.
lar Attack in Austenitic Stainless Steels
A 342 Test Methods for Permeability of Feebly Magnetic
4. Ordering Information
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Materials
4.1 Orders for socket head cap screws under this specifica-
A 380 Practices for Cleaning and Descaling Stainless Steel
2 tion shall include:
Parts, Equipment, and Systems
4.1.1 Quantity (number of pieces of each item),
A 555/A555M Specification for General Requirements for
2 4.1.2 Name of the item (socket head cap screws, SHCS),
Stainless and Heat-Resisting Steel Wire and Wire Rods
4.1.3 Size (nominal diameter, thread pitch, thread class,
A 751 Test Methods, Practices, and Terminology for
2 screw length) or part number,
Chemical Analysis of Steel Products
4.1.4 Property class (A1-50, A1-70, or C1-110),
A 967 Specification for Chemical Passivation Treatments
2 4.1.5 ASTM specification and date of issue. When date of
for Stainless Steel Parts
4 issue is not specified, fasteners shall be furnished to the latest
D 3951 Practice for Commercial Packaging
issue,
E 353 Test Methods for Chemical Analysis of Stainless,
4.1.6 Supplementary requirements, if any, (see S1 through
S3),
4.1.7 Additional special requirements, if any, to be specified
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This specification is under the jurisdiction of ASTM Committee F16 on on the purchase order:
Fasteners and is the direct responsibility of Subcommittee F16.04 on Nonferrous
Fasteners.
Current edition approved Oct. 10, 2000. Published December 2000. Originally
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published as F 837M – 83. Last previous edition F 837M – 98. Annual Book of ASTM Standards, Vol 03.05.
2 6
Annual Book of ASTM Standards, Vol 01.03. Annual Book of ASTM Standards, Vol 01.08.
3 7
Annual Book of ASTM Standards, Vol 03.04. Available from American National Standards Institute, 11 West 42nd St., 13th
4
Annual Book of ASTM Standards, Vol 15.09. Floor, New York, NY 10036.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
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F 837M
4.1.7.1 Forming (see 5.1), 7. Chemical Composition
4.1.7.2 Threading (see 5.2),
7.1 It is the intent of this specification that screws shall be
4.1.7.3 Surface finish (see 11.1),
ordered by property class. The chemical composition of the
4.1.7.4 Alloy selection (see 7.2),
screw material
...