Mart 2012'de yayınlanan Yeni Kalite Malzemelerin Listesi
The new Quality Materials list is issued and valid till December 2012.
18 grades are on the list.
Go to our web page about Quality Material List
Download the List
N.B. Due to the increasing number of listed grades and testing time the refresh of the list has been extended from 7 to 10 months.