2019년 6월 23일Categories Copper Alloy Non-Ferrous(비철)90/10 CuNi, 10% Nickel Alloy, Copper Round Bar90/10 CuNi, 10% Nickel Alloy, Copper Round Bar STEELMAX Metal Story 90/10 CuNi 합금은 백동 (白銅 : Cupro-Nickel)으로 부르며 Copper 90%, Nickel 10% […]