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Soft Seat Double Axis Butterfly Valve in Wafer Type

China Soft Seat Double Axis Butterfly Valve in Wafer Type, Find details about China Valve, Butterfly Valve from Soft Seat Double Axis Butterfly Valve in Wafer Type

Model NO.
YH-D71X-25/10/16
Working Temperature
Normal Temperature (-40°C<T<120°C)
Material of Seal Surface
Soft Sealed
Valve Body
Casting
Application
Industrial Usage, Water Industrial Usage, Household Usage
Size
Dn50-Dn500
Trademark
TEC
Transport Package
export wooden case
Specification
as Per Client′S Requirement
Origin
shandong, china
HS Code
8481804090
Model NO.
YH-D71X-25/10/16
Working Temperature
Normal Temperature (-40°C<T<120°C)
Material of Seal Surface
Soft Sealed
Valve Body
Casting
Application
Industrial Usage, Water Industrial Usage, Household Usage
Size
Dn50-Dn500
Trademark
TEC
Transport Package
export wooden case
Specification
as Per Client′S Requirement
Origin
shandong, china
HS Code
8481804090
Soft Seat Double Axis Butterfly Valve in Wafer Type  
  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.



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