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Pneumatic hard seal butterfly valve

PRODUCTS > Butterfly valve > Pneumatic hard seal butterfly valve

Pneumatic hard seal butterfly valve

公稱通徑：DN 50-800
公稱壓力:1.0~2.5MPa
適用溫度:-40℃～200℃
適用介質(zhì):Water, steam, oil, nitric acid, acetic acid, etc
執(zhí)行標準:GBT/12238,GB12221,GB9113,GB9131,GB13927
shared：

Main Performance Parameters

 Nominal diameter DN (mm)

50-800

Nominal pressure PN( Mpa)

1.0

1.6

2.5

Nominal pressure
PS( Mpa)

 Strength test

1.5

2.4

3.75

Seal test

1.1

1.76

2.75

 Material/Material code

C

P

R

 

 

 Main parts

Body

WCB

ZG1Cr18Ni9Ti

ZG0Cr18Ni12Mo2Ti

Sphere

WCB

ZG1Cr18Ni9Ti

ZG0Cr18Ni12Mo2Ti

Valve stem

2Cr13

1Cr18Ni9Ti

0Cr18Ni12Mo2Ti

Sealing ring

Stainless steel

Packing

 Teflon/Flexible graphite


Applicable condition

 Applicable medium

 Water,steam,oil

 Nitric acids

 Acetic acid

 Suitable temperature

-40℃～200℃

Actuator

Model

GT or AW series, etc

 Air pressure

0.3-0.7MPa

 

 Execution standard


Design and

manufacture


Structural length


Flange size


Pressure

temperature


Test test

GBT/12238

GB12221

GB9113

GB9131

GB13927



Main Outline Connection Dimention

Nominal diameter DN (mm)

50-800

Nominal pressure PN( Mpa)

1.0

1.6

2.5

Nominal pressure
PS( Mpa)

Strength test

1.5

2.4

3.75

Seal test

1.1

1.76

2.75

Material/Material code

C

P

R

 

 

 Main parts

Body

WCB

ZG1Cr18Ni9Ti

ZG0Cr18Ni12Mo2Ti

Sphere

WCB

ZG1Cr18Ni9Ti

ZG0Cr18Ni12Mo2Ti

Valve stem

2Cr13

1Cr18Ni9Ti

0Cr18Ni12Mo2Ti

Sealing ring

Stainless steel

Packing

Teflon /Flexible graphite


Applicable condition

 Applicable medium

 Water,steam,oil

Nitric acids

 Acetic acid

 Suitable temperature

-40℃～200℃

Actuator

 Model

GT or AW series, etc

 Air pressure

0.3-0.7MPa

 

 Execution standard


Design and

manufacture


Structural length


Flange size


Pressure

temperature


Test test

GBT/12238

GB12221

GB9113

GB9131

GB13927