High pressure balance welding throttle J6B6Y J6B7Y reference API and related standards optimized design, novel structure, the valve flap has several holes and the upper chamber connected to achieve pressure from top to bottom balance. The use of composite packing, sealed, reliable, low friction. Sealing with live valve seat structure. Surfacing Carbide.
Valves can be installed in horizontal or vertical pipe
Nominal pressure |
16.0 |
20.0 |
25.0 |
35.0 |
Shell test pressure |
24.0 |
30.0 |
37.5 |
52.5 |
Seal test pressure |
17.6 |
22.0 |
27.5 |
38.5 |
Suitable media |
Water, oil, natural gas and so on |
|||
proper temperature |
-29 ° C to 121 ° C |
Valve Manufacturing: GB12235-1994 |
Structure length: GB / T15188.1-1994 |
Valve test: GB / T13927-1992 |
High pressure balance welding throttle J6B6Y J6B7Y shape and connection dimensions
Nominal pressure |
Nominal diameter |
Size (mm) |
|||||
D |
G |
C |
L |
H |
W |
||
16.0 |
25 |
22 |
27 |
49 |
254 |
243 |
220 |
32 |
28 |
33 |
60 |
279 |
299 |
300 |
|
40 |
35 |
40 |
70 |
305 |
332 |
300 |
|
50 |
47 |
52 |
85 |
279 |
367 |
320 |
|
65 |
57 |
63 |
103 |
330 |
383 |
320 |
|
80 |
73 |
79 |
116 |
470 |
376 |
320 |
|
100 |
98 |
104 |
142 |
546 |
472 |
350 |
|
150 |
146 |
152 |
201 |
610 |
627 |
450 |
|
200 |
190 |
196 |
258 |
737 |
760 |
550 |
|
25.0 |
25 |
22 |
27 |
49 |
254 |
243 |
220 |
32 |
28 |
33 |
60 |
279 |
299 |
300 |
|
40 |
35 |
40 |
70 |
305 |
332 |
300 |
|
50 |
47 |
52 |
85 |
279 |
367 |
320 |
|
65 |
57 |
63 |
103 |
330 |
383 |
320 |
|
80 |
70 |
76 |
116 |
470 |
376 |
320 |
|
100 |
92 |
98 |
156 |
546 |
472 |
350 |
|
150 |
136 |
142 |
220 |
705 |
627 |
450 |
|
200 |
174 |
180 |
270 |
832 |
760 |
550 |
High pressure balanced welding throttle J6B6Y J6B7Y main parts material
Part Name |
Body valve cover |
Valve stem cylinder liner |
filler |
Studs |
O-ring |
material |
Carbon steel |
stainless steel |
PTFE + rubber |
35CrMoA |
Nitrile rubber |