主要零部件材质
零件名称
材料
Materiai
名称Name
牌号Tradrmark
阀体Body
碳素钢 Carbon Steel
35
阀盖Cover阀盘Disc
铝青铜Aluminum bronze
QAl9-2
性能规范
公称通径
10
15
20
25
0.1~0.25
0.1~0.25
0.1~0.25
0.1~0.25
>0.25~1.2
>0.25~0.6
>0.25~0.4
>0.25~0.4
>1.2~1.6
>0.6~0.9
>0.4~0.6
>0.4~0.9
公称压力
>1.6~2.5
>0.9~1.2
>0.6~0.9
>1.2~1.6
>2.5~3.5
>1.2~1.6
>0.9~1.2
>1.6~2.0
>3.5~4.0
>2.2~3.5
>1.2~1.6
>2.0~2.5
>4.0~6.5
>3.5~5.0
>2.2~3.0
>2.5~3.0
>5.0~6.5
>3.0~3.5
>3.0~3.5