Forged Check Valve
Product Description
The function of the check valve is to prevent the media from flowing backwards in the line.Check valve belongs to automatic valve class, opening and closing parts by the force of the flow medium to open or close.Check valve is only used for medium one-way flow on the pipeline, prevent medium backflow, to prevent accidents.
Product Description:
The main features
1, the middle flange structure (BB) : the valve body valve cover is bolted, this structure is easy to valve maintenance.
2, middle welding: the valve body valve cover adopts welding structure, suitable for high pressure working conditions.
3, Self-sealing structure, suitable for high pressure conditions, good sealing performance.
4, Forged steel check valve body channel adopts full diameter or reduced diameter, the default size is reduced.
5. Lifting check valve, ball check valve, swing check valve, etc.
6, special working conditions can be according to the requirements of the built-in spring.
Product Structure
Main Parts And Materials
|
Material Name |
Material |
|||
|
The valve body |
A105 |
A182 F22 |
A182 F304 |
A182 F316 |
|
The disc |
A105 |
A276 F22 |
A276 304 |
A182 316 |
|
Sealing surface |
Ni-Cr stainless steel or carbon steel |
|||
|
The cover |
A105 |
A182 F22 |
A182 F304 |
A182 F316 |
MAIN SIZE AND WEIGHT
|
H6 4/1H/Y |
Class150-800 |
|||||||
|
Size |
d |
S |
D |
G |
T |
L |
H |
|
|
In |
mm |
|||||||
|
1/2″ |
15 |
10.5 |
22.5 |
36 |
1/2″ |
10 |
79 |
64 |
|
3/4″ |
20 |
13 |
28.5 |
41 |
3/4” |
11 |
92 |
66 |
|
1″ |
25 |
17.5 |
34.5 |
50 |
1″ |
12 |
111 |
82 |
|
1 1/4″ |
32 |
23 |
43 |
58 |
1 1/4″ |
14 |
120 |
92 |
|
1 1/2″ |
40 |
29 |
49 |
66 |
1 1/2″ |
15 |
152 |
103 |
|
2″ |
50 |
35 |
61.1 |
78 |
2″ |
16 |
172 |
122 |
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