Ball valve  Series
Stop valve  Series
Relief valve  Series
Oxygen valve  Series
Filter  Series
Vacuum valve  Series
 
　

Classification：Relief valve

Trade names：



The spring opens the closed high-pressure relief valve a little
Classification of the products: Series of the relief valve

The detailed materials of the products:

A41Y-160 , 320 type suitable for working temperature ≤ 200 air , nitrogen hydrogen mix angry , water equipment of medium and at the pipeline. A41Y-160P/320P , A41Y-160R/320R type are suitable for working temperature ≤ 200 degrees Centigrade of gas or equipment and pipeline of the liquid medium with corrosivity , as exceeding pressing protectors.
Connect flange according to the standard of JB/T2769-92.


Main spare part material

NO
Part name
A41Y-160 material
A41Y-160P material
A41Y-160R material
1
Flange
35/35CrMoA
2Cr13
1Cr18Ni9Ti
2
Valve seat
2Cr13
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
3
The valve has body
35/40
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
4
Valve one
2Cr13
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
5
Lead set
2Cr13
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
6
Spring
50CrVA
50CrVA wraps up and covers the fluoroplastics
50CrVA wraps up and covers the fluoroplastics
7
Valve stem
2Cr13
1Cr18Ni9Ti
1Cr18Ni12Mo2Ti
8
The valve covering
ZG230-450
1Cr18Ni9Ti
1Cr18Ni9Ti
9
Adjust spiral shell's pole
45
2Cr13
2Cr13
10
Valve cap
ZG200-400
1Cr18Ni9Ti
1Cr18Ni9Ti
Valve seat, valve one seal the surface
Pile and weld the base hard alloy of Co

External dimension and size of connecting

Type
Nominal
Open directly
do
d
M
D
K
Z-ød
b
d1
M1
D1
K1
Z1-ød1
b1
L
L1
≈ H
A41Y-160
(single flange)
15
8
20
M24* 2
95
60
3-18
20
/
M33* 2
36
/
/
/
50
80
85
20
10
25
M27* 2
95
60
3-18
20
/
M33* 2
48
/
/
/
50
80
85
25
12
28
M33* 2
105
68
3-18
20
/
M33* 2
48
/
/
/
50
80
85
A41Y-160
10
8
18
M24* 2
95
60
3-18
20
29
M42* 2
115
80
4-18
22
95
100
261
15
8
20
M24* 2
95
60
3-18
20
29
M42* 2
115
80
4-18
22
95
100
261
20
10
27
M33* 2
105
68
3-18
20
29
M42* 2
115
80
4-18
22
95
100
261
25
12
28
M33* 2
105
68
3-18
20
50
M64* 3
165
115
6-26
32
130
135
285
32
12.14.16
37
M42* 2
115
80
4-18
22
50
M64* 3
165
115
6-26
32
130
135
285
40
20
47
M52* 2
165
115
6-26
28
65
M80* 3
200
145
6-29
40
165
165
350
50
25
58
M64* 3
165
115
6-26
32
80
M100* 3
225
170
6-33
80
165
165
380
A41Y-320
10
8
18
M24* 2
95
60
3-18
20
29
M42* 2
115
80
4-18
22
95
100
261
15
8
27
M33* 2
105
68
3-18
20
29
M42* 2
115
80
4-18
22
95
100
261
20
10
30
M36* 2
110
75
3-18
20
29
M42* 2
115
80
4-18
22
95
100
261
25
12
35
M42* 2
115
80
4-18
22
50
M64* 3
165
115
6-26
32
130
135
285
32
12.14.16
41
M48* 2
135
95
4-22
25
50
M64* 3
165
115
6-26
32
130
135
285
40
20
58
M64* 2
165
115
6-26
32
65
M80* 3
200
145
6-29
40
165
115
350
50
25
70
M80* 2
200
145
6-29
40
80
M100* 3
225
170
6-33
50
165
165
380


　　　

 
       
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