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 RRHX rising stem resilient gate valve |
| Product introduction |
Rising stem resilient gate valve has general resilient seated gate valve¡¯s advantage and at the same time can show the valve¡¯s opening directly.It can open or close liable and quickly so is widely used in fire protection and industry system Generally the valve is installed in high position to the ground. |
Material |
|
Serial no. |
Part |
Material |
|
1 |
Handwheel |
Ductile iron |
|
2 |
Stem nut |
Copper alloy |
|
3 |
Support |
Grey cast iron,ductile cast iron,cast steel |
|
4 |
Gland |
ductile cast iron,cast steel |
|
5 |
Gasket |
Buna-N rubber or EPDM |
|
6 |
Stem |
Stainless steel |
|
7 |
Gasket |
Buna-N rubber or EDPM |
|
8 |
Disc |
Ductile cast iron packed with rubber or EDPM outside |
|
9 |
Body |
Greycast iron,ductile cast iron,cast steel | |
| |
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Main technic-al parameters |
|
Nominal pressure: 1.0-2.5MPaWorking temp.:0-120Flanged end:GB/T17241.6 GB9113,ASME 16.5 etc..
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 | | |
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