... contains CuCrZr, CuCr,CuZr, CuBeNi, CuNi2SiCr has passed the authentication of ISO9001 and ISO5182. welding material:1. contains CuCr(C18200),CuZr( ... C15000),CuBeNi(C17510),CuNi2SiCr(C18000) and CuCrZr(C18150)2 specification :Rod, Bar, Flat Bar, Welding ... electrode alloy with a history of more tna 27 years.The quality and service of our goods are very good welding material ...