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弹簧外螺纹安全阀主要零部件材料
|
NO. |
零件名称 |
A27H材料 |
A27W-P材料 |
A27W-R材料 |
|
1 |
阀体 |
HT350 |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni12Mo2Ti |
|
2 |
阀座 |
35 |
ZG1Cr18Ni9Ti |
ZG1Cr18Ni9Ti |
|
3 |
调节圈 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
4 |
阀瓣 |
2Cr13 |
1Cr18Ni9Ti |
1Cr18Ni12Mo2Ti |
|
5 |
弹簧 |
50CrVA |
50CrVA包覆氟塑料 |
50CrVA包覆氟塑料 |
|
6 |
阀杆 |
2Cr13 |
2Cr13 |
1Cr18Ni9Ti |
|
7 |
调整螺杆 |
45 |
2Cr13 |
1Cr18Ni9Ti |
|
8 |
保护罩 |
ZG200-400 |
ZG200-400 |
1Cr18Ni9Ti |
|
密封面材料 |
堆焊D507 |
堆焊Co基硬质合金 |
||
弹簧外螺纹安全阀外形尺寸和连接尺寸
|
公称通径 |
尺寸 |
|||||
|
do |
Rc |
L |
L1 |
G |
H |
|
|
15 |
10 |
1/2" |
40 |
65 |
1/2" |
135 |
|
20 |
15 |
3/4" |
45 |
70 |
3/4" |
140 |
|
25 |
20 |
1" |
45 |
76 |
1" |
155 |
|
32 |
25 |
11/4" |
55 |
85 |
11/4" |
170 |
|
40 |
32 |
11/2" |
55 |
85 |
11/2" |
310 |
|
50 |
40 |
2" |
67 |
100 |
2" |
322 |
|
65 |
50 |
21/2" |
76 |
112 |
21/2" |
344 |
|
80 |
65 |
3" |
110 |
135 |
3" |
395 |
