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Ductile cast iron RRHX rising stem resilient seated gate valve for fire protection API 598
Rising stem resilient seated gate valve special for fire protection has resilient seated gate valve's advantage and it shows the valve's opening directly so that see the valve's opening in a long distance and take effective actions.It opens or closes liable and quickly so it is often used in fire protection system.
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
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 dimensions unit:mm
DN
50
65
80
100
125
150
200
250
300
350
400
L
178
190
203
229
254
267
292
330
356
381
406
Hmin(full close)
322
332
350
420
581
581
736
882
1009
1300
1380
Hmax(full open)
374
398
429
524
721
736
942
1013
1117
1655
1805
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Exporter,Trading Company,Seller
Year Established:
2000
Total Annual:
3 Million-4 Million
Ecer Certification：
Verified Supplier
Our company Hontai Machinery and equipment (HK) Co. ltd focus is on steel mills, power plants, cement plant , chemicals, paper, CNC numerical control machine tool industry system spare parts! Main products: DCS system cards, spares of turbine ,generator ,boiler ,blower , coal mill , motor , transfor... Our company Hontai Machinery and equipment (HK) Co. ltd focus is on steel mills, power plants, cement plant , chemicals, paper, CNC numerical control machine tool industry system spare parts! Main products: DCS system cards, spares of turbine ,generator ,boiler ,blower , coal mill , motor , transfor...
