ASTM A 551 : 1994 : R1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Specification for Steel Tires
English
10-09-1999
11-11-2014
| Committee |
A 01
|
| DocumentType |
Standard
|
| Pages |
4
|
| PublisherName |
American Society for Testing and Materials
|
| Status |
Superseded
|
| SupersededBy |
1.1 This specification covers seven classes of carbon steel tires for railway and rapid transit use.
1.1.1 Class A -For untreated driving tires for locomotives in passenger service.
1.1.2 Class AHT -For heat-treated driving tires for locomotives in passenger service.
1.1.3 Class B -For untreated driving tires for freight locomotives and tires for locomotive-truck, tender-truck, trailer and car wheels, and miscellaneous service.
1.1.4 Class BHT -For heat-treated driving tires for freight locomotives and tires for trailer wheels.
1.1.5 Class C -For untreated tires for switching locomotives.
1.1.6 Class CHT -For heat-treated driving tires and switching locomotives and tires for locomotive-trucks, tender-trucks, trailer and car wheels, and miscellaneous service.
1.1.7 Class DHT -For heat-treated driving tires for locomotives with light braking conditions, heavily loaded trailer tires, and car wheels where off-tread brakes are employed.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information purposes only.
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