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Hello! Welcome to Jiangsu Zhongwei Measurement and Control Instrument Co., Ltd.
0517-86918678
Address:No. 4-4 East West Road, Jinhu County Industrial Concentration Zone, Huaian City, Jiangsu Province
Tel:0517-86918678
Fax:0517-86918679
Email:zhongweick@163.com
Post Encoding:211600

Soft Sealed Knife Gate Valve

2手動軟密封刀型閘閥.jpg
  • 2手動軟密封刀型閘閥.jpg
Soft-sealed knife gate valve with knife gate has good shearing effect. It is most suitable for uncon…

Description:

A gate is introduced:
PZ73H series Soft sealing knife type valve The knife type gate has a good shearing, the most suitable fluid in the slurry, powder granules, fibers and other difficult to control, widely used in papermaking, petrochemical, mining, drainage, food and other industries.Knife type valve with a variety of seat options, and can be controlled according to site requirements, equipped with electric or pneumatic actuators, valve automation.
Two, the scope of application:
PZ73H series Soft sealing knife type valve The suitable fluid in the slurry, powder granules, fibers and other difficult to control, widely used in papermaking, petrochemical, mining, drainage, food and other industries.
Three, structural characteristics:
PZ73H series Soft sealing knife type valve Is the gate opening and closing parts, RAM direction of motion perpendicular to the direction of the fluid, valve can only be fully open and fully closed, can not be adjusted and the throttle.
There are two gate sealing surface, the most common mode of gate valve sealing surface to form two wedge, the wedge angle varies with the valve parameters, usually 50, wedge type knife gate valve can be made into a whole, called the rigid gate; can also be made to produce micro deformation of ram, in order to improve its process of the deviation, make up the sealing surface angle in the process, the gate is called the flexible gate.
PZ73H series Soft sealing knife type valve When the sealing surface can only rely on media pressure to seal, that media pressure will depend on the sealing surface of the ram pressure to the other side of the seat to ensure the sealing surface of the seal, which is self sealing. Most of the knife gate valve is sealed by force, that the valve is closed, to rely on external pressure to force the gate to the seat to ensure the sealing surface of the seal.
Four, standard specification:
Design and manufacturing standards:
The structure of standard length: GB/T 12221-2005
Flange standard: GB/T 9113
Pressure temperature rating: GB/T 12224-2005
Test standards: GB/T 13927-2008
Five, the main performance specifications:

Nominal pressure (MPa)
Shell test (MPa)
Seal test (MPa)
working temperature
Applicable medium
One
One point six
One point five
Two point four
One point one
One point eight
C = 100
C = 100
Pulp, sewage, slurry, coal ash, slag and water mixture

Six, main parts material:

Body and cover
Gate valve
The stem
Sealing surface
Stainless steel, carbon steel, gray cast iron
Carbon steel, stainless steel
Stainless steel
Rubber, PTFE, stainless steel, hard alloy

Seven, the main external and connecting dimensions (mm):

Nominal pressure

DN

L

D1

D2

H

A

B

C

D

Z-M

Denso model

0.6MPa

Fifty

Forty-eight

Ninety

One hundred and ten

Six hundred

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M12

DZ10

Sixty-five

Forty-eight

One hundred and ten

One hundred and thirty

Six hundred and seventy

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M12

DZ10

Eighty

Fifty-one

One hundred and twenty-five

One hundred and fifty

Six hundred and eighty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M16

DZ10

One hundred

Fifty-one

One hundred and forty-five

One hundred and seventy

Seven hundred

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M16

DZ10

One hundred and twenty-five

Fifty-seven

One hundred and seventy-five

Two hundred

Seven hundred and twenty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

8-M16

DZ10

One hundred and fifty

Fifty-seven

Two hundred

Two hundred and twenty-five

Seven hundred and ninety

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

8-M16

DZ10

Two hundred

Seventy

Two hundred and twenty-five

Two hundred and eighty

Eight hundred and fifty

Two hundred and fifteen

One hundred and seventy-five

Three hundred and sixty-three

One hundred and ninety-seven

R-M16

D715

Two hundred and fifty

Seventy

Three hundred and ten

Three hundred and thirty-five

One thousand and one hundred

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

12-M16

DZ20

Three hundred

Seventy-six

Three hundred and sixty-two

Three hundred and ninety-five

One thousand one hundred and eighty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

12-M20

DZ20

Three hundred and fifty

Seventy-six

Four hundred and twelve

Four hundred and forty-five

One thousand two hundred and eighty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

12-M20

DZ30

Four hundred

Eighty-nine

Four hundred and sixty-two

Four hundred and ninety-five

One thousand four hundred and sixty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

16-M20

DZ45

Four hundred and fifty

Eighty-nine

Five hundred and eighteen

Five hundred and fifty

One thousand and six hundred

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and twenty-seven

16-M20

DZ45

Five hundred

One hundred and fourteen

Five hundred and sixty-eight

Six hundred

One thousand and eight hundred

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and twenty-seven

,

16-M20

DZ60

Six hundred

One hundred and fourteen

Six hundred and seventy

Seven hundred and five

Two thousand and one hundred

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and twenty-seven

20-M22

DZ60

Seven hundred

One hundred and twenty-seven

Seven hundred and seventy-five

Eight hundred and ten

Two thousand and three hundred

Two hundred and seventy-four

Two hundred and sixty

Five hundred and twenty-six

Two hundred and eighty-three

24-M22

DZ90

Eight hundred

One hundred and twenty-seven

Eight hundred and eighty

Nine hundred and twenty

Two thousand and five hundred

Two hundred and seventy-four

Two hundred and sixty

Five hundred and twenty-six

Two hundred and eighty-three

24-M27

DZ120

Nine hundred

One hundred and fifty-four

Nine hundred and eighty

One thousand and twenty

Two thousand and seven hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

27-M27

DZ180

One thousand

One hundred and sixty-five

One thousand and eighty

One thousand one hundred and twenty

Two thousand and nine hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

28-M27

DZ250

One thousand and two hundred

One hundred and ninety

One thousand two hundred and ninety-five

One thousand three hundred and forty

Two thousand and three hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

32-M30

DZ250

1 MPa

Fifty

Forty-eight

One hundred

One hundred and twenty-five

Six hundred

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M16

DZ10

Sixty-five

Forty-eight

One hundred and twenty

One hundred and forty-five

Six hundred and seventy

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M16

DZ10

Eighty

51,

One hundred and thirty-five

One hundred and sixty

Six hundred and eighty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

4-M16

DZ10

One hundred

Fifty-one

One hundred and fifty-five

One hundred and eighty

Seven hundred

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

8-M16

DZ10

One hundred and twenty-five

Fifty-seven

One hundred and eighty-five

Two hundred and ten

Seven hundred and twenty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and eighteen

One hundred and ninety-seven

8-M16

DZ10

One hundred and fifty

Fifty-seven

Two hundred and ten

Two hundred and forty

Seven hundred and ninety

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

8-M20

DZ, 15

Two hundred

Seventy

Two hundred and sixty-five

Two hundred and ninety-five

Eight hundred and fifty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

8-M20

DZ20

Two hundred and fifty

Seventy

Three hundred and twenty

Three hundred and fifty

One thousand one hundred and forty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

12-M20

DZ20

Three hundred

Seventy-six

Three hundred and sixty-eight

Four hundred

One thousand one hundred and eighty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

12-M20

DZ30

Three hundred and fifty

Seventy-six

Four hundred and twenty-eight

Four hundred and sixty

One thousand two hundred and eighty

Two hundred and fifteen

One hundred and twenty-five

Three hundred and sixty-three

One hundred and ninety-seven

16-M20

DZ30

Four hundred

Eighty-nine

Four hundred and eighty-two

Five hundred and fifteen

One thousand four hundred and sixty

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and twenty-seven

16-M22

DZ45

Four hundred and fifty

Eighty-nine

Five hundred and thirty-two

Five hundred and sixty-five

One thousand and six hundred

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and twenty-seven

20-M22

DZ45

Five hundred

One hundred and fourteen

Five hundred and eighty-five

Six hundred and twenty

One thousand and eight hundred

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and twenty-seven

20-M22

DZ60

Six hundred

One hundred and fourteen

Six hundred and eighty-five

Seven hundred and twenty-five

Two thousand and one hundred

Two hundred and forty

Two hundred and thirty-five

Four hundred and thirty-seven

Two hundred and seventy-seven

20-M27

DZ60

Seven hundred

One hundred and twenty-seven

Eight hundred

Eight hundred and forty

Two thousand and three hundred

Two hundred and seventy-four

Two hundred and sixty

Five hundred and twenty-six

Two hundred and eighty-three

24-M27

DZ120

Eight hundred

One hundred and twenty-seven

Eight hundred and ninety-eight

Nine hundred and fifty

Two thousand and five hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

24-M30

DZ180

Nine hundred

One hundred and fifty-four

One thousand and five

One thousand and fifty

Two thousand and seven hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

28-M30

DZ180

One thousand

One hundred and sixty-five

One thousand one hundred and fifteen

One thousand one hundred and sixty

Two thousand and nine hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

28-M30

DZ250

One thousand and two hundred

One hundred and ninety

One thousand three hundred and twenty-five

One thousand three hundred and eighty

Three thousand and four hundred

Three hundred and nineteen

Two hundred and ninety-five

Five hundred and fifty-four

Three hundred and nine

32-M36

DZ258

Eight, ordering:
1, please carefully before ordering the understanding of the product - PZ73H series soft sealing knife type valve, clearly marked specifications, types and materials, pressure, quantity.
2, the occasion is very important when using more complex or the environment when you try to provide design drawings and detailed parameters by Zhongwei control of our experts audit checks for you.
3, order the knife type valve, please fill out the order with the unit, receiving unit, the name of the payment unit, address (including the provincial, city, District, street, and No.), telephone, bank account, and representative.
4, the purchase order, all products of the company are implemented to cash on delivery or shipment.
Nine, inspection (unloading) notice:
1, carefully controlled products and order (the knife type valve) is the same, and there is no breakage of packing box.
2, choose suitable methods and tools, to prevent deformation or damage of the product; our company attaches great importance to the service problems, in order to achieve the satisfied product standards we have with the customer side by side, share experiences, information, commitment, goal, in cooperation between the development of excellent products. Whether you ask the product design principle, technology, price, schedule, transportation routes and any other problem, have specific customer service staff to answer your questions.


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