Steam Butterfly Valve

steam butterfly valve
Body: ASTM A536 65-45-12, WCB, CF8M
Nominal diameter: 2″ – 80″ (DN50mm – DN2000mm)
Disc: ASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462

Product Details

Steam Butterfly Valve

Basic Info Of Steam Butterfly Valve

Wafer concentric butterfly valve features a cartridge type seat, streamlined disc and strong stem-to-disc connection for easy use in many industrial applications such as food and beverage, pulp and paper, chemical, mining, water treatment, power plants, etc.

1: ISO5211 top flange together with stem square suitable for direct mounting of actuators

2: Stem anti-blowout design keep safety in field use

3: Dirtscraper prevents moisture penetrating into the shaft area

4:Multi-standard alignment holes suitable for various standard of flanges of EN1092 PN10, PN16, ASME B16.5 CLASS150, JIS B2239 10K, 16K, BS 10 Table D, Table E

5: Suitable for high pressure and full vacuum service due to the use of a cartridge seat design

6: No exposed pins or bolts for stem-to-disc connection

7: No need for flange gaskets

8: No risk of damage to the valve during installation in closed position

9: Bubble-tight shut of at full pressure rating

10: Large flow capacity and enough strength because of streamline disc design

11: Plug with O-ring sealing eliminates any leakage from the stem

Products Specification about Steam Butterfly Valve


Body stylewafer
Nominal diameter2″ – 80″ (DN50mm – DN2000mm)
Top flangeISO5211
Operating pressure16bar for DN50-DN300, 10bar for DN350-DN2000
Temperature range-20 °C to + 140 °C (depending on pressure, medium and material)
Flange accommodationEN 1092 PN 6/PN10/PN16
ASME Class 150
AS 4087 PN10/ PN16
JIS 5K/10K
ApplicationsPotable Water, Wastewater, Seawater, HVAC
OperationHand lever, gear box, pneumatic actuator, electric actuator

Steam Butterfly Valve

NO.Part nameMaterial
1BodyASTM A536 65-45-12, WCB, CF8M
2DiscASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462
5Lower StemSS420,SS431
6RetalnerNylon for DN50-DN300, SS304 for DN350-DN2000
7BearingRPTFE with Graphite on I.D.
8Weather sealNBR
9NutsStainless steel
10PlugSteel galvanized for DN50-DN300, Cover plate for
DN350-DN2000 material same as body with SS304 bolts

Quality Control About Steam Butterfly Valve

We are one of the leading manufacturers in china to supply quality valve solutions for oil, gas, refinery, chemistry, marine, power plant, pipeline transmit industries etc.; We provide full range of industrial valves products, include Gate valve, Globe valve, Check valve, Ball valve, Plug valve, Butterfly valve, strainer etc. of different types ,sizes and material, Available standard include API, BS,JIS, EN, DIN, GOST etc. 

All our branch factories have strict Quality control system as per ISO 9001, API 600, API 6D , API Q1, CE/PED etc. so our products are designed and manufactured strictly as per client's requirements and latest manufacturing specification of international standards organization

Packing and Loading about Steam Butterfly Valve

Steam Butterfly Valve

butterfly valve

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