Product structure characteristics
A check valve is an “automatic” valve that is opened for downstream flow and closed for counter-flow.Open the valve by the pressure of the medium in the system, and close the valve when the medium flows backwards.The operation varies with the type of check valve mechanism.The most common types of check valves are swing, lift (plug and ball), butterfly, check, and tilting disc.Products are widely used in petroleum, chemical, pharmaceutical, chemica...
main parts and materials
Body
Valve Plate
Valve Shaft
Lining
Ductile Iron
Ductile Iron
Stainless Steel 420
EPDM
Cast Steel
Stainless Steel304/316/316L
Stainless Steel 316
NBR
Stainless Steel
Aluminium Bronze
Stainless Steel 316 L
PTFE
Dual Phase Steel
Else
Else
VITON Else
Else
Else
Main Outer Size
Inch
DN
φA
φB
D
E
F
1
Note
...
Product Description
Ball valve after more than half a century of development, now has become a widely used main valve class.The main function of the ball valve is to cut off and connect the fluid in the pipeline;It can also be used for fluid regulation and control.Ball valve has the characteristics of small flow resistance, good sealing, quick switching and high reliability.
Ball valve is mainly composed of valve body, valve cover, valve stem, ball and sealing ring and other parts, belongs to...
Product Structure
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main parts and materials
Material Name
Stainless steel
Forged steel
Body
A351 CF8
A351 CF8M
F304
F316
Ball
A276 304/A276 316
Stem
2Cr13/A276 304/A276 316
Seat
PTFE、RPTFE
DN(mm)
G
d
L
H
W
8
1/4″
5
42
25
21
10
3/8″
7
45
27
21
15
1/2″
9
55
28.5
21
20
3/4″
12
56
33
22
25
1″
15
66
35.5
22
DN(mm)
G
d
L
H
W
...
Product Description
The opening and closing parts of J41H, J41Y, J41W GB globe valve are cylindrical disc, the sealing surface is flat or conical, and the disc moves in a straight line along the center line of the fluid.GB globe valve is only applicable to fully open and fully closed, generally not to adjust the flow, custom allowed to adjust and throttle.
Product Structure
Main Size And Weight
PN16
DN
L
D
D1
D2
f
B
B
z-Φd
JB/T
79
HG/T
20592
JB/T
79
HG/T
20592
JB/T
79
...