Material "ASTM :Copper (C10200,C11000,C10100,C10200,C12000,)C11600, Brass(C21000,C22000,C23000,C24000,C26000,C27000,C27200,C27400,C2800,C31400,C33000,C35600,C37100,C36000,C35300,C37100,C37700,C37710,C37000,C68700,C41100,C44300,C46200.C46400,C26130,C65600,)