Hexangular Rod. It can be CuCrZr(C18150),CuCr(C18200),CuZr(C15000). has passed the authentication of ISO9001 and ISO5182 Hexangular Rod:1. material: CuCrZr(C18150),CuCr(C18200),CuZr(C15000),CuBeNi(C17510),CuNi2SiCr(C18000).2. size: as required Hexangular Rod