ASTM-A291 › Historical Revision Information
Standard Specification for Steel Forgings, Carbon and Alloy, for Pinions, Gears and Shafts for Reduction Gears
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Scope
1.1 This specification covers normalized and tempered carbon steel and quenched and tempered alloy steel forgings for pinions, gears, and shafts.
1.2 Several grades of steel are covered as follows:
1.2.1 Grade 1 Class A is normalized and tempered carbon steel.
1.2.2 Grade 2 Class B, Grade 3 Class C, Grade 3A Class D, Grades 4 to 7 Classes E, F, G, and H, Grade 8 Class I, and Grade 9 Class J are liquid quenched and tempered alloy steel.
1.3 All grades and classes are considered weldable under proper conditions. Welding technique is of fundamental importance and it is presupposed that welding procedure and inspection shall be in accordance with approved methods for the class of material used.
1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
Keywords
alloy steel forgings; carbon steel forgings; gear forgings; gear shaft forgings; heat-treated; pinion forgings; ICS Number Code 77.140.85 (Iron and steel forgings)
To find similar documents by ASTM Volume:
01.05 (Steel--Bars, Forgings, Bearing, Chain, Tool)
To find similar documents by classification:
77.140.85 (Iron and steel forgings)
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Document Number
ASTM-A291-03
Revision Level
2003 EDITION
Status
Superseded
Modification Type
Revision
Publication Date
April 10, 2003
Document Type
Specification
Page Count
4 pages
Committee Number
A01.06