Standard Historical Last Updated: Aug 16, 2017
ASTM A729/A729M-05a

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

Scope

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.

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Details
Book of Standards Volume: 01.05
Developed by Subcommittee: A01.06
Pages: 6
DOI: 10.1520/A0729_A0729M-05A
ICS Code: 45.040