2012-05-07 Class:FastenerAccording to the report of 2012 trend of raw material cost change published in April from the German Fasteners Association of Mechanical Fasteners Manufactures(DSC), the mean cost of wire rod boron-alloyed decreased to 571 euros per ton in April from 585 euros per ton in January; drawn wire boron-alloyed decreased to 605 euros per ton in April from 616 euros per ton in January (…)