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ASTM A729/A729M-05a

Historical Revision

Standard Specification for Carbon and Alloy Steel Axles, Heat-Treated, for Mass Transit and Electric Railway Service

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1.1 This specification covers quenched and tempered alloy steel axles for mass transit and commuter cars in electric railway service.

1.2 This specification is for solid design roller bearing axles with machined bodies.

1.3 Various axle designs are used for this service including motor and nonmotor with either inboard or outboard journals.

1.4 Supplementary requirements are provided for use when additional testing or inspection is desired. These shall apply only when specified individually by the purchaser in the order.

1.5 The values stated in inch-pound units are to be regarded as the standard.


SDO ASTM: ASTM International
Document Number A729
Publication Date Nov. 1, 2005
Language en - English
Page Count 6
Revision Level 05a
Supercedes
Committee A01.06
Publish Date Document Id Type View
Nov. 1, 2017 A0729_A0729M-17 Revision
May 15, 2015 A0729_A0729M-15E01 Revision
May 15, 2015 A0729_A0729M-15 Revision
April 1, 2009 A0729_A0729M-09E01 Revision
April 1, 2009 A0729_A0729M-09 Revision
Sept. 1, 2006 A0729_A0729M-06 Revision
Nov. 1, 2005 A0729_A0729M-05A Revision
Sept. 1, 2022 A0729_A0729M-17R22 Reaffirmation
Oct. 1, 2014 A0729_A0729M-09R14 Reaffirmation