Cast brass and cast bronze：
一、Classification：
Supply of cast copper mainly covers brass castings and bronze castings.
二、Manufacturing process：
Sand casting, Centrifugal castings.
三、Material specification：
1）Brass casting
| Material Specification for brass | ||
Country | Standard | Class / Grade |
| USA | ASTM B824 | C86300, C86200, C86500 |
| Germany | DIN 1709 | G-CuZn38Al, G-CuZn25Al5, G-CuZn35Al1 |
| France | NF A53-703 | U-Z35-Y20, U-Z40-Y30 |
| Japan | JIS H5101 | HBSC4, HBSC3, HBSC2 |
| International | ISO 1338 | CuZn25Al6Fe3Mn3, CuZn35AlFeMn, CuZn40Pb |
2）Bronze castings
| Material Specification for bronze | ||
| Country | Standard | Class / Grade |
| USA | ASTM B824 | C84400, C83600, C94300, C95500 |
| Germany | DIN 1714/1716 | G-CuSn2ZnPb, G-CuSn5ZnPb, G-CuPb10Sn, G-CuAl10Ni |
| France | NF A53-707 | CuPb5Sn5Zn5, CuSn12, U-A9N5FeY200 |
| Japan | JIS H5111 | BC1, BC6, LBC3, A1BC3 |
| International | ISO 1338 | CuPb5Sn5Zn5, CuSn10P, CuAl0Fe3 |
Support
Valve body
case
Sleeve
Pipe joints
Connected head
Vane
Vane
Impellor
Joint sleeve
Wheel body
Gear sleeve
Double metal cast wheel
