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Full Welding Ball Valve

Applicable Standards   Materials of parts
DESIGN & MANUFACTURE CONFORM WITH: API 6D/ ISO 14313,ASME B16.34
CONNECTION DIMENSION CONFORMS WTIH: ASME B16.25,DIN EN 12627
FIRE RESISTANCE DESIGN CONFORMS WITH: API 607/ISO 10497
INSPECTION & TEST CONFORMS WITH: API 6D,ISO 5208,API 598
MATERIAL CONFORMS WITH: ISO 15156
1
2
3
4
5
6
7
8
9
10
11
Body
Left-right body
Ball
Seat
Sealing ring
O-ring
Stem
Seat grease injection valve
Spring
straight pin
Blow-down vavle
12
13
14
15
16
17
18
19
20
21
22
Ball lubricating bearing
Screw
Bonnet gasket
Support cover
Die holder
Packing
Terminal pad
Spring pin
Flat key
Stem gasket
Static-free spring


 

 

Materials of parts
Body
Ball
Seat
Stem
Sealing ring
O-ring
Screw
Support cover
Die holder
Spring
Bearing
Gaske
A105/LF2/F304/F316/F304L/F316L/F11/F22/F51
A105+ENP/LF2+ENP/F304/F316/F304L/F316L/F51
A105+ENP/LF2+ENP/F304/F316/F304L/F316L/F51
A105+ENP/LF2+ENP/F304/F316/F304L/F316L/F51
PTFE/NYLON/PEEK/TEFLON
VITON/NBR
B7M/B8M/L7M/B16M
A105+ENP/LF2+ENP/F304/F316/F304L/F316L/F51
A105+ENP/LF2+ENP/F304/F316/F304L/F316L/F51
17-4PH/17-7PH/Inconel
304+PTFE/316+PTFE
Flexible graphite+304/PTFE

*Materials could be choosed according to customers' requirement & working condition.

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