| 带手柄弹簧全启式安全阀主要零部件材料： |
|
NO. |
零件名称 |
A28H材料 |
A28Y-P材料 |
A28Y-R8材料 |
|
1 |
阀体 |
HT200 |
ZG1Cr18Ni9Ti |
CF8M |
|
2 |
阀座 |
35 |
ZG1Cr18Ni9Ti |
CF8M |
|
3 |
调节圈 |
2Cr13 |
1Cr18Ni9Ti |
316 |
|
4 |
阀瓣 |
2Cr13 |
1Cr18Ni9Ti |
316 |
|
5 |
弹簧 |
50CrVA |
50CrVA包覆氟塑料 |
50CrVA包覆氟塑料 |
|
6 |
阀杆 |
2Cr13 |
2Cr13 |
316 |
|
7 |
调整螺杆 |
45 |
2Cr13 |
316 |
|
8 |
保护罩 |
ZG200-400 |
ZG200-400 |
CF8M |
|
|
密封面材料 |
堆焊D507 |
堆焊Co基硬质合金 | |
| 带手柄弹簧全启式安全阀外形尺寸和连接尺寸： |
|
公称通径 |
尺寸 |
|
do |
Rc |
G |
L |
L1 |
H |
|
15 |
10 |
1/2" |
3/4" |
37 |
62 |
189 |
|
20 |
12 |
3/4" |
1" |
40 |
65 |
196 |
|
25 |
15 |
1" |
1 1/4" |
45 |
72 |
277 |
|
32 |
20 |
1 1/4" |
1 1/2" |
55 |
85 |
312 |
|
40 |
25 |
1 1/2" |
2" |
67 |
100 |
322 |
|
50 |
32 |
2" |
2 1/2" |
76 |
112 |
348 |
|
65 |
40 |
2 1/2" |
3" |
110 |
135 |
370 |
|
80 |
60 |
3" |
4" |
110 |
145 |
410 | | |
|
|
|
