ASTM-D256 Complete Document History
Standard Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics

Complete Current Edition:
   2023(E1) EDITION - EDITORIALLY CORRECTED - April 7, 2023

Obsolete Revision Information:
   2023 EDITION - Determining the Izod Pendulum Impact Resistance of Plastics - March 28, 2023
   2010 R18 EDITION - REAPPROVED IN 2018 - Nov. 1, 2018
   2010(E1) EDITION - EDITORIALLY CORRECTED - Oct. 15, 2015
   2010 EDITION - DETERMINING THE IZOD PENDULUM IMPACT RESISTANCE OF PLASTICS, - May 1, 2010
   2006A(E1) EDITION - EDITORIALLY CORRECTED - Sept. 1, 2008
   2006A EDITION - DETERMINING THE IZOD PENDULUM IMPACT RESISTANCE OF PLASTICS, - Dec. 1, 2006
   2006 EDITION - DETERMINING THE IZOD PENDULUM IMPACT RESISTANCE OF PLASTICS, - March 15, 2006
   2005A EDITION - DETERMINING THE IZOD PENDULUM IMPACT RESISTANCE OF PLASTICS, - Nov. 1, 2005
   2005 EDITION - DETERMINING THE IZOD PENDULUM IMPACT RESISTANCE OF PLASTICS, - Jan. 1, 2005
   2004 EDITION - DETERMINING THE IZOD PENDULUM IMPACT RESISTANCE OF PLASTICS, - May 1, 2004
   2003 EDITION - DETERMINING THE IZOD PENDULUM - Dec. 1, 2003
   2002(E1) EDITION - DETERMINING THE IZOD PENDULUM - Sept. 1, 2002
   2002 EDITION - DETERMINING THE IZOD PENDULUM - Aug. 10, 2002
   2000 EDITION - DETERMINING THE IZOD PENDULUM - Nov. 10, 2000
   1997 EDITION - DETERMINING THE PENDULUM IMPAC - April 10, 1997
   1993A EDITION - DETERMINING THE PENDULUM IMPAC - Oct. 15, 1993
   1993 EDITION - DETERMINING THE PENDULUM IMPAC - Aug. 15, 1993
   1992 EDITION - DETERMINING THE PENDULUM IMPAC - Oct. 15, 1992
   DOD ADOPTION 1 - FYI ONLY: DOD ADOPTED - March 20, 1991
   1990B EDITION - DETERMINING THE PENDULUM IMPAC - Dec. 28, 1990
   1990A EDITION - DETERMINING THE PENDULUM IMPAC - Nov. 8, 1990
   1990 EDITION - DETERMINING THE PENDULUM IMPAC - Jan. 1, 1990
   1988(E1) EDITION - DETERMINING THE PENDULUM IMPAC - Feb. 1, 1989
   1988 EDITION - DETERMINING THE PENDULUM IMPAC - Feb. 1, 1989
   1984 EDITION - DETERMINING THE PENDULUM IMPAC - July 27, 1984