ASTM-B394 Complete Document History
Standard Specification for Niobium and Niobium Alloy Seamless and Welded Tubes

Complete Current Edition:
   2018 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - April 1, 2018

Obsolete Revision Information:
   2009(E1) EDITION - EDITORIALLY CORRECTED - Jan. 1, 2010
   2009 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - Dec. 1, 2009
   2003 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - Sept. 10, 2003
   1999 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - Nov. 10, 1999
   1995 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - Aug. 15, 1995
   1989 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - Sept. 29, 1989
   1986 EDITION - Niobium and Niobium Alloy Seamless and Welded Tubes - Aug. 29, 1986