WCB CF8 CF8M Flanged Metal Seated Ball Valve PN16 Class 150 300
High Temperature Service
General soft seated ball valves working temperature is limited up to 400°F, but metal to metal seated ball valve are guaranteed for a maximum service temperature of 800 °F.
Low Pressure Reliable Sealing
Zonkin Valve metal to metal seated ball valves adopt seat spring structure, which can push upstream seat tightly against the ball surface creating a reliable sealing even if extremely low pressure.
MATERIAL SPECIFICATIONS
|
No.
|
Part
|
Material
|
|
1
|
Body
|
A216-WCB A352-LCB A351-CF8, CF8M, CF3, CF3M, Duplex
|
|
2
|
Seat
|
ASTM A182-F6+STL, 304+STL, F316+STL, F316L+STL
|
|
3
|
Antistatic Spring
|
Stainless Steel S.S.316
|
|
4
|
Thrust Washer
|
PTFE PPL
|
|
5
|
Screw
|
ASTM A193-B7, B8
|
|
6
|
Limited Plate
|
1015+Cr. Carbon Steel+Cr.
|
|
7
|
Lever
|
A216-WCB
|
|
8
|
Gland Flange
|
A216-WCB A351-CF8
|
|
9
|
Packing
|
PTFE Graphite
|
|
10
|
Stem
|
ASTM A182-F6, F304, F316, F316L, F304L,17-4PH, F51
|
|
11
|
Gasket
|
Stainless Steel+Graphite S.S.316+Graphite
|
|
12
|
Ball
|
ASTM A182-G6+N, F304+N, F316+N, F51+N
|
|
13
|
Seat Gasket
|
ASTM A182-F6, F304, F316, F316L
|
|
14
|
Bonnet
|
A216-WCB A352-LCB A351-CF8, CF8M, CF3, CF3M, Duplex
|
|
15
|
Seat Spring
|
Inconel X-7505 S.S.304 S.S.316
|
|
16
|
Seat Sealing
|
Graphite
|
|
17
|
Stud
|
ASTM A193-B7, B7M, B8, B8M
|
|
18
|
Nut
|
ASTM A194-2H, 2HM, 8, 8M
|
|
Ball Valve 
