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Bellow Seal Flange ends Gate Valve

Bellow Seal Flange ends Gate Valve

Bellow Seal Flange ends Gate Valve
Bellow Seal Flange ends Gate ValveBellow Seal Flange ends Gate Valve
CategoriesGATE VALVE
AlbumView larger image
BrandRST/OEM
Update Time2019-11-18
Detail Information

Bellow Seal Flange ends Gate Valve

 

Applicable Standards:

1. Design & Manufacture standard: API 600/DIN3352

2. Pressure & Temperature standard: ASME B16.34/DIN2401

3. Face to face dimension standard: ASME B16.10/EN558

4. Flange standard: ASME B 16.5, ASME B16.47/EN1092

5. Test & Inspect standard: API 598/EN12266

 

Features:

1. Long cycle life bellows (2000 cycles) in Gr. 321 (stainless), Inconel for special applications, (may be replaced with Monel trim to resist corrosion or Hastalloy C for chlorine service).

2. Improved body-bonnet joint: Graphite reinforced with SS foil gasket for Class 150 valves. Fully-encased, spiral wound graphite-filled Gr. 316 (stainless) gasket for Classes 300-600.

3. Bolted body-bonnet for fast serviceability. Hermetically-sealed bonnets available for Classes 300 and 600.

4. Two or three section bellows assembly.

5. Non-rotating stemprevents torsion of bellows.

6. Two secondary stem seals: a) Backseat in open position; b) Graphite packing.

7. Welded-in seat hardfaced with CoCr alloy.

8. Wedge hardfaced with CoCr alloy for long life.

9. Seating faces hardfaced with CoCr alloy, ground and lapped.

 
Specification: 
Brand
RST

Material
SS304/316/304L/316L ( CF8/CF8M/CF3/CF3M), WCB, WCC, LCB,LCC,WC6,WC9, C5,C12, etc.
Size
1/2’’~24’’
Certificates
ISO9001 & CE, TS
Port
Full Port
Working Pressure
150LB~1500LB/PN16~PN64
Connection Ends
Wafer ends
Working Temp
-20~425℃, or according to customer requirements for different industry.
Suitable Medium
Water, Natural Gas, Oil and some corrosive liquid
Valve Test
100% quality tested before delivery
Shipment
Delivery Time
15~30 Days
Package
Standard Exporting Plywood Case
Shipping Port
Ningbo/Shanghai, China
Shipping Terms
Exw, FOB, CFR, CIF, etc.
Payment Terms
T/T, B/L, D/A, D/P, etc.
30% prepayment, 70% balance paid before shipping or against copy of BL
Valve Guarantee
18 month after shipments
Valve Sample
Sample available by RST VALVE
MOQ
1 SET
Accessories:

Gear operators, actuators, bypasses, locking devices, chain wheels, extended stems and bonnets for cryogenic service and many others are available to meet the customers’ requirements.



Applications:

1. Chemical Industry

2. Petro-chemical Industry

3.Plant Construction

4. Power Plant Engineer

5. Paper & Pump Industry

6. Mining

7. Gas Utilities

8. Environment Technologies

9. Steam Generation

10. Drink water

11. Sewage water industry

 
RST VALVE Technology CO.,LTD
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