1. Qualified internal structure of the rod;
2. Straightness qualified;
3. Length: 12 feet;
4. Both round and hexagonal OK.
C31600 is Nickel leaded commercial bronze with chemical composition by weight:Cu: 87.50-90.50%Pb: 1.30-2.50%Ni: 0.70-1.20% maxP: 0.04-0.10%Fe: 0.10% maxZn: BalanceNote: Copper plus additions equal 99.60% min.
CDA316 Nickel leaded commercial bronze
