| Product introduction |
The valve disc is rubber-packed to get excellent sealing effect by the rubber’s resilient deformation.Non-rising resilient seated gate valve solves the problem in general gate valve such as leakage,rusting etc. and saves installation space.It is widely used in tap water in dustry,sewage treatment,shipping,construction,petroleum,chemicals,food,pharmacy,textile,electric power,metallurgy and energy system’s pipeline to adjust and shut off fluid. |
Main material |
|
Serial no. |
part |
material |
|
1 |
Body |
Grey cast iron,ductile cast iron,cast steel |
|
2 |
Disc |
Ductile cast iron packed with rubber or EDPM outside |
|
3 |
Bolt |
Carbonized treatment |
|
4 |
Gasket |
Buna-N rubber or EDPM |
|
5 |
Cover |
Grey cast iron,ductile cast iron,cast steel |
|
6 |
Stem |
tainless steel |
|
7 |
O-ring |
Buna-N rubber or EPDM |
|
8 |
Thrust bearing |
Gunmetals |
|
9 |
Bolt |
Stainless steel |
|
10 |
Gland |
ductile cast iron,cast steel |
|
11 |
Dust proof gasket |
Buna-N rubber |
|
12 |
Handwheel(transmission cap) |
Cast iron | |
| |
|
|
Main technic-al parameters |
|
Nominal pressure: 1.0-2.5MPaWorking temp.:0-120Flanged end:GB/T17241.6 GB9113
Nominal diameter: 50-400mmService:water,oils,gas etc..Inspection and test:GB 13927 API 598
|
Main dimensionsunit:mm |
|
DN |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
|
L |
178 |
190 |
203 |
229 |
254 |
267 |
292 |
330 |
356 |
381 |
406 |
432 |
457 |
508 |
|
Hmin(full close) |
313 |
332 |
|
424 |
497 |
562 |
680 |
837 |
948 |
1010 |
1220 |
1280 |
1480 |
1665 |
|
Hmax(full open) |
355 |
375 |
415 |
476 |
540 |
600 |
720 |
875 |
990 |
1050 |
1245 |
1310 |
1560 |
1750 | |
|
