A28H-16-DN80,A28H-16C-DN15,A28H-16C-DN20,外螺纹全启式**阀
A28H外螺纹全启式**阀适用于工作温度≤200℃的空气、蒸汽、水、氮氢混合气等介质的设备或管路上，RA28Y-P/10R8适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。
主要零件材料
|
NO.
|
零件名称
|
A28H材料
|
A28Y-P材料
|
A28Y-R8材料
|
|
1
|
阀体
|
HT200
|
ZG1Cr18 Ni9Ti
|
CF8M
|
|
2
|
阀座
|
35
|
ZG1Cr18 Ni9Ti
|
CF8M
|
|
3
|
调节圈
|
2Cr13
|
1Cr18 Ni9Ti
|
316
|
|
4
|
阀瓣
|
2Cr13
|
1Cr18 Ni9Ti
|
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
|
主要外形尺寸
|
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"/TD>
|
40
|
65
|
196
|
|
25
|
15
|
1"
|
11/4"
|
45
|
72
|
277
|
|
32
|
20
|
11/4"
|
11/2"
|
55
|
85
|
312
|
|
40
|
25
|
11/2"
|
2"
|
67
|
100
|
322
|
|
50
|
32
|
2"
|
21/2"
|
76
|
112
|
348
|
|
65
|
40
|
21/2"
|
3"
|
110
|
135
|
370
|
|
80
|
60
|
3"
|
4"
|
110
|
145
|
410
|
A28H-10-DN15,A28H-10-DN20,A28H-10-DN25,外螺纹全启式**阀
A41H-16C-DN20,A41H-16C-DN25,A41H-16C-DN32
A41H-16C-DN20,A41H-16C-DN25,A41H-16C-DN32
A41H-16C-DN20,A41H-16C-DN25,A41H-16C-DN32
A41H-16C-DN20,A41H-16C-DN25,A41H-16C-DN32
A41H-16C-DN40,A41H-16C-DN50,A41H-16C-DN65
A41H-16C-DN40,A41H-16C-DN50,A41H-16C-DN65
YA802Y-600-DN15,YA802Y-600-DN25,YA802Y-600-DN40
YA802Y-600-DN15,YA802Y-600-DN25,YA802Y-600-DN40
A28H-10-DN15,A28H-10-DN20,A28H-10-DN25,外螺纹全启式**阀
A28H-10-DN15,A28H-10-DN20,A28H-10-DN25,外螺纹全启式**阀
A28H-16-DN80,A28H-16C-DN15,A28H-16C-DN20
A28H-16-DN80,A28H-16C-DN15,A28H-16C-DN20
