Standard Specification for
This trendy is issued under the constant designation b 237; the wide variety at once following the designation indicates the yr of
unique adoption or, within the case of revision, the yr of last revision. quite a number in parentheses suggests the 12 months of final reapproval. a
superscript epsilon (e) indicates a piece of writing change for the reason that remaining revision or reapproval.
click below to download Astm B 237 – 01 pdf free
click here to download Astm B 236 – 00 pdf free