Astm B 70 – 90 (Reapproved 2001) pdf free download

Standard Test Method for
Change of Resistance With Temperature of Metallic
Materials for Electrical Heating 1

This standard is issued under the fixed designation B 70; the number immediately following the designation indicates the year of original
adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript
epsilon (e) indicates an editorial change since the last revision or reapproval.