BS-2S-140 › Complete Document History
Specification for 2 1/2% nickel-chromium-molybdenum steel billets, bars, forgings and parts (1080-1280 MPa: limiting ruling section 150 mm)

Complete Current Edition:
   1976 EDITION - REAFFIRMED IN 12/1/2012 - March 31, 1976
   AMD 3529 - AMENDMENT 1 TO 1976 EDITION - Aug. 31, 1981
   AMD 5678 - AMENDMENT 2 TO 1976 EDITION - Oct. 31, 1988
   AMD 14159 - AMENDMENT 3 - May 30, 2003
   AMD 14821 - AMENDMENT 4 - March 1, 2004

Obsolete Revision Information:
   1968 EDITION - OBSOLETE EDITION - Jan. 1, 1968