... steel manufacturer c) Certification : ISO9001:2000 1.alloy steel suppliers DIN standard 1.2714 die steel plate Properties: Cr-Ni-Mo alloyed ... and rod extrusion such as rams, bolsters,mandrels,plungers,sleeves,die holders,backing plates, chipping beds,press dies for mould ... parts,deep engraving dies, containers for die casting presses, hot forming dies,bending and heavy embossing ...