|
|
|
|
|
Classification：Relief valve
Trade names：
|
| |
| Spring opening a little type relief valve |
| Type of the products: A61H-160 , A61Y-320 , A61Y-160P , A61Y-320P |
|
|
| Suitable for the equipment and pipeline of such medium as working temperature ≤ air , ammonia , oil gas of 200 degrees Centigrade ,etc., A61Y-160P, A61Y-320P type is suitable for temperature
On ≤ 200 degrees Centigrade of gas or liquid equipment and pipeline with corrosivity, as exceeding pressing protectors. |
Main spare part material :
|
NO.
|
Part name
|
A61H-C A61Y-C material
|
A61Y-P material
|
|
1
|
Connect
|
20
|
1Cr18Ni9Ti
|
|
2
|
Connect the nut
|
35
|
1Cr18Ni9Ti
|
|
3
|
Valve seat
|
2Cr13
|
1Cr18Ni9Ti
|
|
4
|
The valve has body
|
35/35CrMoA
|
1Cr18Ni9Ti
|
|
5
|
Valve one
|
2Cr13
|
1Cr18Ni9Ti
|
|
6
|
Lead set
|
2Cr13
|
1Cr18Ni9Ti
|
|
7
|
Spring
|
50CrVA
|
50CrVA wraps up and covers the fluoroplastics
|
|
8
|
Valve stem
|
2Cr13
|
2Cr13
|
|
9
|
The valve covering
|
ZG230-450
|
1Cr18Ni9Ti
|
|
10
|
Regulate spiral shell's pole
|
45
|
2Cr13
|
|
11
|
Valve cap
|
ZG200-400
|
1Cr18Ni9Ti
|
|
|
Seal the surface material
|
" Y " type piles and welds the base hard alloy of Co, " H " type piles and welds D507
|
|
External dimension and size of connecting :
|
Nominal pressure
|
Nominal and open directly
|
Size
|
|
do
|
D
|
D1
|
D2
|
L
|
L1
|
H
|
|
16
|
10
|
6
|
17
|
14
|
12
|
115
|
135
|
78
|
|
15
|
8
|
22
|
18
|
16
|
115
|
135
|
85
|
|
20
|
10
|
28
|
22
|
20
|
115
|
135
|
135
|
|
25
|
12
|
35
|
26
|
24
|
160
|
165
|
142
|
|
32
|
10
|
6
|
22
|
14
|
12
|
115
|
135
|
80
|
|
15
|
8
|
25
|
17
|
15
|
115
|
135
|
90
|
|
20
|
10
|
30
|
22
|
20
|
115
|
135
|
140
|
|
25
|
12
|
38
|
26
|
24
|
160
|
165
|
148
|
|
|
|
|
|
|
