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ASTM A66-21

Current Revision

Standard Specification for Steel Screw Spikes

$61.00

$61.00

$109.80

$73.00

$73.00

$131.40



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1.1 This specification covers steel screw spikes used as fastenings between railroad rails, tie plates, and ties.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.


This specification deals with steel screw spikes used as fastenings between railroad rails, tie plates, and ties. The steel shall be made by electric-furnace or basic-oxygen, may be cast by continuous process or in ingots, and the heads and threads of the spikes may be formed by hot- or cold-forming methods. Tension and bend tests of the material shall be made. Inspection, certification, and product marking are also covered.


SDO ASTM: ASTM International
Document Number A66
Publication Date Nov. 1, 2021
Language en - English
Page Count 3
Revision Level 21
Supercedes
Committee A01.01
Publish Date Document Id Type View
Nov. 1, 2021 A0066-21 Revision
May 1, 2007 A0066-07 Revision
April 10, 2001 A0066-01 Revision
April 1, 2013 A0066-07R13 Reaffirmation
April 10, 2001 A0066-87R95 Reaffirmation