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U-Type API/ANSI/DIN/JIS Concentric Butterfly Valve

China U-Type API/ANSI/DIN/JIS Concentric Butterfly Valve, Find details about China Butterfly Valve, Flanged Butterfly Valve from U-Type API/ANSI/DIN/JIS Concentric Butterfly Valve

Model NO.
BUYH-00U
Working Temperature
Normal Temperature (-40°C<T<120°C)
Material of Seal Surface
Metal Hard Sealed
Valve Body
Casting
Application
Industrial Usage, Water Industrial Usage, Household Usage
Size
Dn700-Dn1200
Body
Gg25/Ggg40/Wcb
Stem
Ss416/Ss431/Ss304/Ss316
Disc
Ggg40/CF8/CF8m/C954/C958
Seat
EPDM/NBR/Viton/PTFE
Trademark
Afcon
Transport Package
Excellent Plywood Cases
Specification
CE, SGS, ISO, API
Origin
Dezhou, Shandong Province
Model NO.
BUYH-00U
Working Temperature
Normal Temperature (-40°C<T<120°C)
Material of Seal Surface
Metal Hard Sealed
Valve Body
Casting
Application
Industrial Usage, Water Industrial Usage, Household Usage
Size
Dn700-Dn1200
Body
Gg25/Ggg40/Wcb
Stem
Ss416/Ss431/Ss304/Ss316
Disc
Ggg40/CF8/CF8m/C954/C958
Seat
EPDM/NBR/Viton/PTFE
Trademark
Afcon
Transport Package
Excellent Plywood Cases
Specification
CE, SGS, ISO, API
Origin
Dezhou, Shandong Province
U-Type API/ANSI/DIN/JIS Concentric Butterfly Valve 
  1. Industrial Use
The butterfly valves are widely used in piping of chemical, food, medicine, paper making, water and electricity, shipbuilding, water supply and drainage, metallurgy and energy systems, and is available for regulating and closure devices in a variety of corrosive, non - corrosive gas, liquid, semi-liquid and solid powder pipelines and containers.  
 
  1. Performance Specification                                            
   Nominal Diameter (DN)25(1")~600(24")25(1")~600(24")DN (inch)
Nominal Pressure (PN)1016BAR
 
 Test PressureBody1524
 Sealing1117.6
Working temperatureºC-15ºC~+150ºC
Applicable MediumsFresh water, sewage, sea water, air, steam, food, drug, various oil, acid, alkali, salt, etc.
Note: Applicable temperature and mediums are depending on the materials of different valve seats, bodies, stems and discs, see table 1 and table 2:    
                         
Regular Material of the Main Parts (Table 1)
BodyDiscStem
NameCodeNameCodeNameCode
Cast IronGG25 Electric-plated
DI		GGG40+NiStainless Steel416/316
 Ductile   Iron(DI)GGG40AL-BronzeC954/C958   431/17-4
AL-BronzeC954/C958 Stainless SteelCF8/CF8M  
Stainless SteelCF8/CF8MCoating DI GGG40+Nylon  
Carbon SteelWCB    
                       
Properties of Valve Seat (Table 2)
SeatApplicable TemperatureºC Applicable Medium
Name
HYPALON-15ºC~+120ºCWater, some kind of oil and moderate chemicals, ozone, fat, animal fat, several of solvents, high and low pressure steam are forbidden.
EPR-15ºC~+121ºCOzone, strong and chemical oxidation, several of solvents, alcohol, acid and alkali, low pressure steam, air, water, heavy water, sewage, hot and cold water.
CR-15ºC~+99ºCAir, water, heavy water, oil, moderate chemicals, acids, ozone, fat, animal fat, several of solvents.
NBR-15ºC~+82ºCWater, sea water, air, gases, chemicals, alcohol, the non aromatic agent, kerosene, animal and plant oil, light grinding medium, shall not apply to phosphate series oil and extreme pressure additive oil.
DRC-10ºC~+50ºCMainly suitable for semiliquid and solid powder medium, such as mud, coal slurry, cement powder, coal powder and other powder materials.
VITON-15ºC~+135ºCWater, sea water, sewage, alcohol, paraffin wax, oxygen, air, etc. High Chemical resistance, especially suitable for aliphatic fragrances in high temperature environment, and animal & plant oil with halogenated hydrocarbon acid. High and low pressure steam is forbidden.
EPDMX9-15ºC~+150ºCMainly applicable to the low pressure steam with high temperature, hot & cold water and heat pipes for disposable water treatment.
PTFE -18ºC~+200ºCMainly applicable to strong acid, strong alkali and other corrosive medium.

  1.  Cv Values
Cv values-Valve Sizing Co-efficiency (US-GPM @1ΔP)
Size10°20°30°40°50°60°70°80°90°
2"0.063715274470105115
2.5"0.10612254575119178196
3"0.209183970116183275302
4"0.30173678139230364546600
5"0.5029611332373926209301022
6"0.80459520536660595814371579
8"2891884087271202190328543136
10"315132069412372049324048595430
12"4234495107219113162500575078250
14"633871515492761456872301084411917
16"846498321303797628299421491316388
18"116151302282250288320131681975221705
20"1479116473628646510698169312539627908
24"22122225875605998916528261573923643116


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AFCON adheres to the following Core Values:
O Personal and Professional Working Relationships
O Complete Trust and Respect for each person on Our Team
O "Quality IS our Business"
 
With over 10 years of growth development and experience with our successful product research, manufacturing expertise and sales performance we have proven that "Quality IS our Business".
 
Quality sets the guidelines and targets that we need to meet our Customers demands therefore ensuring we continually endeavor to strive for improvement with our  Research and Development, products and standards so they always meet with and satisfy the ever increasing needs and demands of our customers. 
 
We also have a specific focus to develop products that enhance 'Safety' and the workplace. We plan to release some innovative valves, especially in fire safe industries with API approval for this in the very near future."
 
Our TEAM look forward to meeting you in the near future .

Sales Tem of AFCON
 

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