ASTM A66-87(1995)

Standard Specification for Steel Screw Spikes

SCOPE
1.1 This specification covers steel screw spikes used as fastenings between railroad rails, tie plates, and ties.  
1.2 Supplementary Requirement S1 Specifying Copper Content is provided. It shall apply only when specified by the purchaser.  
1.3 The values stated in inch-pound units are to be regarded as the standard.

General Information

• Status: Historical
• Publication Date: 09-Apr-2001
• ICS: 21.060.10 - Bolts, screws, studs
• Technical Committee: A01 - Steel, Stainless Steel and Related Alloys
• Drafting Committee: A01.01 - Steel Rails and Accessories

Relations

• Replaced By: ASTM A66-01 - Standard Specification for Steel Screw Spikes
• Effective Date: 10-Apr-2001

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information.
Designation: A 66 – 87 (Reapproved 1995)
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Specification for
Steel Screw Spikes
This standard is issued under the fixed designation A 66; 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. Consult the DoD Index of Specifications and
Standards for the specific year of issue which has been adopted by the Department of Defense.
1. Scope processes: open-hearth, electric-furnace, basic-oxygen.
4.2 The steel may be cast by a continuous process, or in
1.1 This specification covers steel screw spikes used as
ingots.
fastenings between railroad rails, tie plates, and ties.
4.3 The heads and threads of the spikes may be formed by
1.2 Supplementary Requirement S1 specifying copper con-
hot- or cold-forming methods.
tent is provided. It shall apply only when specified by the
purchaser.
5. Mechanical Requirements
1.3 The values stated in inch-pound units are to be regarded
5.1 Tensile Requirements:
as the standard.
5.1.1 The material as represented by a tension test of a
2. Referenced Documents full-size finished spike, or a specimen machined from a
finished spike, shall conform to the requirements prescribed in
2.1 ASTM Standards:
Table 1.
A 370 Test Methods and Definitions for Mechanical Testing
2 5.1.2 Tension tests of full-size spikes shall be performed
of Steel Products
using a 10° wedge as described in Test Methods A 370,
2.2 Military Standards:
3 Supplement S11.1.5.
MIL-STD-129 Marking for Shipment and Storage
5.1.3 Where the design of the spike is such that full-size
MIL-STD-163 Steel Mill Products, Preparation for Ship-
3 testing is impracticable, the tension test may be made on a
ment and Storage
specimen machined from a finished spike. Dimensions of the
2.3 Federal Standard:
test specimen shall conform to the requirements of Test
Federal Standard No. 123 Marking for Shipments (Civil
Methods A 370.
Agencies)
5.1.4 When a machined specimen test is performed, the
3. Ordering Information
elongation requirement prescribed in Table 1 shall apply.
5.1.5 The yield point shall be determined by the drop of the
3.1 Orders for screw spikes under this specification shall
beam or halt in the gage of the testing machine.
include the following information as appropriate:
5.2 Bend Requirement—The body of a full-size finished
3.1.1 Quantity (weight),
spike shall withstand the bend test described in Table 2 without
3.1.2 Style of Head—A, B, or C or other, including
cracking on the outside of the bent portion.
drawings if necessary,
5.3 Number of Tests:
3.1.3 Type of Point—pilot point or not pointed,
5.3.1 One tension test and one bend test shall be made from
3.1.4 Dimensions—diameter and length, under head,
each lot of 100 kegs or fraction thereof.
3.1.5 Supplementary Requirement if to apply (see S1), and
5.3.2 If, during the test, a previously undiscovered material
3.1.6 Certification (see 11.1).
or manufacturing flaw should be disclosed that interferes with
4. Manufacture
the test or interpretation of results, the substitution of another
sample spike shall be permitted after it is demonstrated to the
4.1 The steel shall be made by any of the following
satisfaction of the purchaser or his representative, that the
condition is not typical of the remainder of the lot.
This specification is under the jurisdiction of ASTM Committee A-1 on Steel,
Stainless Steel and Related Alloys, and is the direct responsibility of Subcommittee 6. Dimensions and Permissible Variations
A01.01 on Steel Rails and Accessories.
6.1 The finished spikes shall conform to the dimensions
Current edition approved Feb. 27, 1987. Published April 1987. Originally
specified by the purchaser, subject to the permissible variations
published as A 66 – 16 T. Last previous edition A 66 – 78.
Annual Book of ASTM Standards, Vol 01.03.
prescribed in Table 3.
Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700
6.2 The threads shall be sharp and true to gage and of the
Robbins Ave., Philadelphia, P
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