化学成分：
Cu | Sn | Pb | Zn | Fe | Ni | Sb | P | S | Al | Mn | Si |
86.00-89.00 | 7.50-9.00 | 0.3 | 3.00-5.00 | 0.2 | 1 | 0.2 | 1.5 | 0.05 | 0.005 | N/A | 0.005 |
机械性能：
Tensile Strength (min) | Yield Strength (at .5% extention under load min) | Elongation (in 2in. or 50mm min, %) | Brinell Hardness (min) | Remarks | ||
Ksi | MPa | Ksi | MPa | |||
44 | 303 | 22 | 152 | 18 | 70 | |
