Standard Speciﬁcation for Seamless Copper Pipe, Standard Sizes1
This general is issued under the ﬁxed designation b 42; the range straight away following the designation suggests the 12 months of unique adoption or, in the case of revision, the 12 months of ultimate revision. a number of in parentheses suggests the yr of final reapproval. a superscript epsilon (e) indicates an article alternate because the closing revision or reapproval.
This standard has been permitted for use by groups of the department of protection.
click below to download ASTM B 42 – 02 pdf free
click here to download Astm B 39 – 79 (Reapproved 2004)