... have a lot of co-operating with foreign companies. Our goal is to produce superalloy materials of specification and designation needed by ... GH42, GH3044, GH3218, GH170, GH163 etc. Directional blade material is mainly casting alloys; the typical alloys are K32, K14, K38 ... deforming alloys and casting alloys. The typical working blade material is GH4033, GH2302, GH143, GH4049, GH151, GH118, GH220, K417, ...