While manufacturing a hot-extrusiondie made of RM-2 hot working die steel, quenching cracks was found during the quenching process.
在制造热挤压模具的过程中,所用的模具钢rm - 2在淬火过程中发生了淬火开裂。
2
Form and dimension may also be achieved by a number of alternative processes such as hot or cold extrusion, sand casting, die casting, and precision casting.