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JIS G 4401

9th Edition, November 20, 2009

Complete Document

Carbon tool steels

Includes all amendments and changes through Reaffirmation Notice , October 20, 2014

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Product Details:

  • Revision: 9th Edition, November 20, 2009
  • Published Date: October 20, 2014
  • Status: Active, Most Current
  • Document Language: English
  • Published By: Japanese Standards Association (JSA)
  • Page Count: 22
  • ANSI Approved: No
  • DoD Adopted: No

Description / Abstract:

This Standard specifies the carbon tool steels (hereafter referred to as "steels") manufactured by hot-rolling or hot-forging.

Depending on the thickness, steel plates and steel strips may include those subjected to cold rolling in addition to those manufactured by hot rolling.

NOTE : The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows:

ISO 4957: 1999 Tool steels (MOD)

The symbols which denote the degree of correspondence in the contents between JIS and the corresponding International Standard are IDT (identical), MOD (modified) and NEQ (not equivalent) according to ISO/ IEC Guide 21-1.