1.1This specification covers 14 grades of tar as follows: RT-1, RT-2, RT-3, RT-4, RT-5, RT-6, RT-7, RT-8, RT-9, RT-10, RT-11, RT-12, RT.C.B.-5, and RT.C.B.-6.
ASTM D490-92(2016) History
ASTM D490-92(2016)
$30.00 $60.00
ASTM D490-92(2011)
$26.00 $52.00
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