API 2500LB power station PRESSURE SEAL GATE VALVE
OS&Y,Rising stem,Flexible wedge
Pressure seat Bonnet,Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351CF8,A351CF8M,
A351 CF3,A351 CF3M,A351 CN7M
Standards compliance
Design and Manufacture:AMSI B16.34,API600 API6D,BS1414
Face to face(end to end):ANSI B16.10,API6D
Flanged cnnection:ANSI B16.5
Butt welded end:ANSI B16.25
Test and inspection:API598,API6D
A.Back up ring:Absors thrust applied by internal pressure
B.Thrust ring:Protects the soft metallic gasket from deformation
C.Gasket:Unique angular design provides superior sealing
Standard Material Specifications
Materials List
|
NO.
|
Part name
|
Material
|
23
|
Grease nipple
|
Brass
|
22
|
Grub screw
|
Carbon steel
|
21
|
Hand wheel nut
|
Carbon steel
|
20
|
Hand wheel
|
Malleable lron/cast steel/dycuke lron/fabricated steel
|
19
|
Yoke nut
|
Carbon steel/SS
|
18
|
Eye bolt and nut
|
A 193 B7/A194 2H~A193 B8/A194 8
|
17
|
Pin
|
Carbon steel/stainless steel
|
16
|
Stem Nut
|
A 439-D2/cu-alloy
|
15
|
Gland flange
|
Carbon steel/equivalent to body material
|
14
|
Gland
|
Stain less steel
|
13
|
Gland bush
|
See body material
|
12
|
Back seat
|
11
|
Stem
|
10
|
Seat ring
|
09
|
Wedge
|