阀 门 品 牌
美标125/150止回阀
| 主要部件材料 | ||
|
1
|
阀体
|
灰铸铁或球铁
|
|
2
|
阀座
|
黄铜
|
|
3
|
阀瓣
|
灰铸铁或球铁
|
|
4
|
摇杆
|
灰铸铁或球铁
|
|
5
|
销轴
|
不锈钢或碳钢镀锌
|
|
6
|
阀盖
|
灰铸铁或球铁
|
| 应用规范 | |
|
1
|
结构长度符合：ANSI B16.10 Class125/150 |
|
2
|
法兰标准符合：ANSI B16.1 Class125/150 |
|
3
|
工作压力：125PSI |
| 试验 | ||
|
工作压力
|
125PSI
|
|
|
试验压力
|
强度试验
|
300PSI
|
|
密封试验
|
200PSI
|
|
| 主要尺寸 |
单位：英吋
|
|||
|
DN
|
L
|
H
|
D
|
k
|
|
1-1/2"
|
6-1/2"
|
5"
|
5"
|
3-7/8"
|
|
2"
|
8"
|
5-1/8"
|
6"
|
4-3/4"
|
|
2-1/2"
|
8-1/2"
|
5-1/3"
|
7"
|
5-1/2"
|
|
3"
|
9-1/2"
|
6"
|
7-1/2"
|
6"
|
|
4"
|
11-1/2"
|
7-1/3"
|
9"
|
7-1/2"
|
|
5"
|
13"
|
7-3/4"
|
10"
|
8-1/2"
|
|
6"
|
14"
|
9-1/5"
|
11"
|
9-1/2"
|
|
8"
|
19-1/2"
|
11-1/4"
|
13-1/2"
|
11-3/4"
|
|
10"
|
24-1/2"
|
12"
|
16"
|
14-1/4"
|
|
12"
|
27-1/2"
|
13-7/8"
|
19"
|
17"
|
|
14"
|
31"
|
15-7/8"
|
21"
|
18-3/4"
|
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Z41H-150LB型 美标闸阀
