Olin 170 (UNIS C17000) has a relatively high beryllium content compared to the whole class of beryllium coppers and has the ability to reach tensile strengths near 1380 MPa (200 ksi). This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming and heat treating. Filing Code: CU-615. Producer or source: Olin Brass.