部件 Part No.

名称Name

材料 Material

A

主阀 Mainball

铸铁、球铁 Cast iron, Ductile iron

B

球阀Ball

黄铜Brass

B1

球阀Ball

黄铜Brass

C

排气阀 Exhaust valve

黄铜Brass

D

止回阀

黄铜Brass

G

过濾器Filter

黄铜Brass

E

节流阀 Throttle valve

黄铜Brass

垂直安装弹簧组件(选配) Vertical installation spring assembly (optional)

不锈钢 Stainless steel