Research Report RR:D05-1040
An interlaboratory study was conducted by fourteen seventeen testing fifteen coal samples to establish a precision statement for test method D409.

Pages:	56		Published:	December 2011
Delivery Format:			PDF Download

Product	Cost
Research Report Only:	$54.00
D409/D409M + Research Report:	$64.80

Related Standards:

D409/D409M-12 Standard Test Method for Grindability of Coal by the Hardgrove-Machine Method

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Committee D05 on Coal and Coke

Subcommittee D05.07 on Physical Characteristics of Coal