welding material contains CuCrZr, CuCr, CuZr, CuBeNi, CuNi2SiCr. has passed the authentication of ISO9001 and ISO5182. welding material:1. contains CuCrZr(C18150),CuCr(C18200),CuZr(C15000),CuBeNi(C17510),CuNi2SiCr(C18000)2. specification can be Rod, Bar, Flat, Disc3. with high hardness and conductivityWe have a history of more than 27years. Its quality and price is very good. The products have ...