Tigerrig optimal PFFA series parallel to the gate valve
Production Description：
PFFA series flat valve adopts concealed rod without tail rod structure, which is an important component of wellhead device and Christmas tree, manifold and pipeline. Adopt handwheel operation to realize the opening and closing of the valve, the sealing pair is strengthened by alloy with wear resistance and anti-corrosion performance, the valve stem adopts a compound sealing structure, and is provided with an inverted sealing mechanism, which can release the pressure of the corresponding cavity part.
Specifications
Specifications and Models
The main size
Working pressure
End distance (mm)
Flange Connections
mm
in
MPa
psi
PFF series - black rod type
PFFA21/16-14
52.4
21/16
14
2000
295
6B21/16-14 R23
PFFA21/16-21
21
3000
371
6B21/16-21 R24
PFFA21/16-35
35
5000
6B21/16-35 R24
PFFA21/16-70
70
10000
521
6B*21/16-70 B*152
PFFA21/16-105
105
15000
483/597
6B*21/16-105 B*152
PFFA29/16-14
65
29/16
333
6B29/16-14 R26
PFFA29/16-21
422
6B29/16-21 R27
PFFA29/16-35
6B29/16-35 R27
PFFA29/16-35(B*153)
6B29/16-35 B*153
380
PFFA29/16-70
565
6B*29/16-70 B*153
PFFA29/16-105
533/635
6B*29/16-105 B*153
PFFA31/8-14
80
31/8
359
6B31/8-14 R31
PFFA31/8-21
435
6B31/8-21 R31
PFFA31/8-35
473
6B31/8-35 R35
PFFA31/16-70
78
31/16
619
6B* 31/16-70 B*154
PFFA31/16-105
598
6B* 31/16-105 B*154
PFFA41/16-14
103
41/16
6B41/16-14 R35
PFFA41/16-21
511
6B41/16-21 R37
PFFA41/16-35
549
6B41/16-35 R39
PFFA41/16-70
670
6B* 41/16-70 B*155
PFFA41/16-105
737
6B* 41/16-105 B*155