... CuCrZr(C18150),CuCr(C18200),CuZr(C15000) has passed the authentication of ISO9001 and ISO5182. hexangular bar:1. Material: CuCrZr(C18150),CuCr(C18200),CuZr(C15000),CuBeNi(C17510), ... history of more than 27years. Its quality and price is very good. The products have been exported to many countries all over the world. hexangular bar has passed the authentication of ISO9001 and ISO5182