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ASTM A291-03

Current Revision

Standard Specification for Steel Forgings, Carbon and Alloy, for Pinions, Gears and Shafts for Reduction Gears

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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.


SDO ASTM: ASTM International
Document Number A291
Publication Date April 10, 2003
Language en - English
Page Count 4
Revision Level 03
Supercedes
Committee A01.06
Publish Date Document Id Type View
April 10, 2003 A0291-03 Revision
June 10, 2002 A0291-02 Revision
Sept. 10, 1999 A0291-95R99 Reaffirmation