C97300 Cupronickel

C97300 lead containing white copper
Executive standard: ASTM b584-2006
C97300 chemical composition:
Cu (copper) 53.0-58.0
Sn (TIN) 1.5-3.0
Pb (lead) 8.0-11.0
Zn (zinc) 17.0-25.0
Fe (iron) 1
Sb (antimony) 0.35
Ni (nickel) + CO (cobalt) 11.0-14.0
S (sulfur) 0.08
P (phosphorus) 0.05
Al (aluminum) 0.005
Mn (manganese) 0.5
Si (silicon) 0.05
Typical use: valves and valve accessories.