ASTM-A290 › Complete Document History
Standard Specification for Carbon and Alloy Steel Forgings for Rings for Reduction Gears
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2016 R21 EDITION - REAPPROVED IN 2021 - March 4, 2021
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Obsolete Revision Information: |
2016 EDITION - Carbon and Alloy Steel Forgings for Rings for Reduction Gear - May 1, 2016
2005 R15 EDITION - REAPPROVED IN 2015 - June 15, 2015
2005 R10 EDITION - REAPPROVED IN 2010 - May 1, 2010
2005 EDITION - Carbon and Alloy Steel Forgings for Rings for Reduction Gear - Sept. 1, 2005
2002 EDITION - Carbon and Alloy Steel Forgings for Rings for Reduction Gear - Sept. 1, 2002
1995 R99 EDITION - REAPPROVED IN 1999 - July 15, 1995
1995 EDITION - Carbon and Alloy Steel Forgings for Rings for Reduction Gear - July 15, 1995
1985 R90(E1) EDITION - EDITORIALLY CORRECTED - June 1, 1990
1985 EDITION - Carbon and Alloy Steel Forgings for Rings for Reduction Gear - Jan. 25, 1985
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