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    D643H pneumatic flange hard seal butterfly valve

    D643H pneumatic flange hard seal butterfly valve
    • sell:021-32051999
    • sell:021-32050777
    • fax:021-66099555

    Details

    • Product Introduction
    • Service Promise
    • Ordering Process

    D643H pneumatic flange hard-sealed butterfly valve is widely used in petroleum, chemical, electric power, metallurgy, food, medicine, textile, paper and other industries. It can be installed in the temperature (< 425%) medium for gas, air, steam, water, sea water, oil and other industrial pipe network for regulating flow and cutting off the medium.


    Drive forms include manual, worm gear drive, pneumatic, hydraulic, electric, electro-hydraulic linkage and other actuators, which can realize long-distance control and automatic operation. Metal hard seal butterfly valves series products are long life and energy saving butterfly valves. Its structure adopts three-dimensional core design principle, and the valve seat adopts a multi-level structure compatible with hard and soft seals, with exquisite machining and advanced technology. This product is made up of main parts such as valve body, butterfly plate, multi-layer valve seat, valve stem, transmission mechanism and so on. Therefore, it is widely used in metallurgy, electric power, petroleum, chemical industry, air, gas, combustible gas, water supply and drainage pipelines and other corrosive media.


    Product features


    The pneumatic flange hard-sealed butterfly valve is designed on the principle of three-dimensional eccentricity, which makes the space trajectory of the sealing surface ideal. There is no friction between the sealing surfaces, no interference, and the sealing material is properly selected. Thus the sealing, corrosion resistance, high temperature resistance and wear resistance of the butterfly valve are reliably guaranteed. Its main characteristics are as follows:


    1, opening torque is small, flexible and convenient, labor-saving and energy saving.


    2, three dimensional heart structure, so that the butterfly plate closer and closer, its sealing performance is reliable, to achieve no leakage.


    3, high pressure, corrosion resistance, wear resistance, long service life and so on.


    Adoption of standards


    Design standard: GB/T12238-1989; JB/T8527-1997


    Flange joint dimensions:


    GB/T9113.1-2000; GB/T9113.2-2000


    GB/T9115.1-2000; GB/T9115.2-2000


    Structure length: GB/T12221-1989


    Pressure test: GB/T13927-1992; JB/T9092-1999

    Pneumatic flange hard seal butterfly valve dimensions

    DN
    Shape size
    Connection size
    L
    H
    D43H/D343H/D643H/D943H
    PN0.6MPa
    PN1.0MPa
    長(zhǎng)
    H3
    A3
    B3
    D
    D1
    Z-d
    D
    D1
    Z-d
    50
    108
    150
    112
    530
    250
    255
    140
    110
    4-14
    165
    125
    4-18
    65
    112
    170
    115
    530
    250
    255
    160
    130
    4-14
    185
    145
    4-18
    80
    114
    180
    120
    565
    250
    255
    190
    150
    4-18
    200
    160
    8-18
    100
    127
    190
    138
    600
    250
    255
    210
    170
    4-18
    220
    180
    8-18
    125
    140
    200
    164
    640
    250
    255
    240
    200
    8-18
    250
    210
    8-18
    150
    140
    210
    175
    705
    300
    315
    265
    225
    8-18
    285
    240
    8-22
    200
    152
    230
    208
    775
    300
    315
    320
    280
    8-18
    340
    295
    8-22
    250
    165
    250
    243
    945
    300
    315
    375
    335
    12-18
    395
    350
    12-22
    300
    178
    270
    283
    1070
    300
    315
    440
    395
    12-22
    445
    400
    12-22
    350
    190
    290
    310
    1140
    300
    315
    490
    445
    12-22
    505
    460
    16-22
    400
    216
    310
    340
    1210
    300
    315
    540
    495
    16-22
    565
    515
    16-26
    450
    222
    330
    380
    1335
    575
    714
    595
    550
    16-22
    615
    565
    20-26
    500
    229
    350
    410
    1415
    575
    714
    645
    600
    20-22
    670
    620
    20-26
    600
    267
    390
    470
    1605
    656
    810
    755
    705
    20-26
    780
    725
    20-30
    700
    292
    430
    550
    1844
    656
    810
    860
    810
    24-26
    895
    840
    24-30
    800
    318
    470
    640
    2040
    656
    810
    975
    920
    24-30
    1015
    950
    24-33
    900
    330
    510
    710
    2255
    785
    863
    1075
    1020
    24-30
    1115
    1050
    28-33
    1000
    410
    550
    770
    2380
    785
    863
    1175
    1120
    28-30
    1230
    1160
    28-36
    1200
    470
    630
    890
    2640
    785
    863
    1405
    1340
    32-33
    1455
    1380
    32-39
    1400
    530
    710
    920
    2886
    1630
    1560
    36-36
    1675
    1590
    36-42
    1600
    600
    790
    1085
    3156
    1820
    1760
    40-36
    1915
    1820
    40-48
    1800
    670
    870
    1230
    3421
    2045
    1970
    44-39
    2115
    2020
    44-48
    2000
    760
    950
    1350
    3685
    2265
    2180
    48-42
    2325
    2230
    48-48

    DN
    Shape size
    Connection size
    L
    H
    D43H/D343H/D643H/D943H
    PN1.6MPa
    PN2.5MPa
    長(zhǎng)
    H3
    A3
    B3
    D
    D1
    Z-d
    D
    D1
    Z-d
    50
    108
    150
    112
    530
    250
    255
    165
    125
    4-18
    165
    125
    4-18
    65
    112
    170
    115
    550
    250
    255
    185
    145
    4-18
    185
    145
    8-18
    80
    114
    180
    120
    565
    250
    255
    200
    160
    8-18
    200
    160
    8-18
    100
    127
    190
    138
    600
    250
    255
    220
    180
    8-18
    235
    190
    8-22
    125
    140
    200
    164
    640
    250
    255
    250
    210
    8-18
    270
    220
    8-26
    150
    140
    210
    175
    705
    300
    315
    285
    240
    8-22
    300
    250
    8-26
    200
    152
    230
    208
    775
    300
    315
    340
    295
    12-22
    360
    310
    12-26
    250
    165
    250
    243
    945
    300
    315
    405
    355
    12-26
    425
    370
    12-30
    300
    178
    270
    283
    1070
    300
    315
    460
    410
    12-26
    485
    430
    16-30
    350
    190
    290
    310
    1140
    300
    315
    520
    470
    16-26
    555
    490
    16-33
    400
    216
    310
    340
    1210
    300
    315
    580
    525
    16-30
    620
    550
    16-36
    450
    222
    330
    380
    1335
    575
    714
    640
    585
    20-30
    670
    600
    20-36
    500
    229
    350
    410
    1415
    575
    714
    750
    650
    20-33
    730
    660
    20-36
    600
    267
    390
    470
    1605
    656
    810
    840
    770
    20-36
    845
    770
    20-39
    700
    292
    430
    550
    1844
    656
    810
    910
    840
    24-36
    960
    875
    24-42
    800
    318
    470
    640
    2040
    656
    810
    1025
    950
    24-39
    1085
    990
    24-48
    900
    330
    510
    710
    2255
    785
    863
    1125
    1050
    28-39
    1185
    1090
    28-48
    1000
    410
    550
    770
    2380
    785
    863
    1255
    1170
    28-42
    1320
    1210
    28-56
    1200
    470
    630
    890
    2640
    785
    863
    1485
    1390
    32-48
    1530
    1420
    32-56
    1400
    530
    710
    920
    2886
    1685
    1590
    36-48
    1755
    1640
    36-62
    1600
    600
    790
    1085
    3156
    1930
    1820
    40-56
    1975
    1860
    40-62
    1800
    670
    870
    1230
    3421
    2130
    2020
    44-56
    2195
    2070
    44-70
    2000
    760
    950
    1350
    3685
    3685
    2230
    48-62
    2425
    2300
    48-70

    DN
    Shape size
    Connection size
    L
    H
    D43H/D343H/D643H/D943H
    PN4.OMPa
    長(zhǎng)
    H3
    A3
    B3
    D
    D1
    Z-d
    50
    108
    150
    112
    530
    250
    255
    165
    125
    4-18
    65
    112
    170
    115
    530
    250
    255
    185
    145
    8-18
    80
    114
    180
    120
    565
    250
    255
    200
    160
    8-18
    100
    127
    190
    138
    600
    250
    255
    235
    190
    8-22
    125
    140
    200
    164
    640
    250
    255
    270
    220
    8-26
    150
    140
    210
    175
    705
    300
    315
    300
    250
    8-26
    200
    152
    230
    208
    775
    300
    315
    375
    320
    12-30
    250
    165
    250
    243
    945
    300
    315
    450
    385
    12-33
    300
    178
    270
    283
    1070
    300
    315
    515
    450
    16-33
    350
    190
    290
    310
    1140
    300
    315
    580
    510
    16-36
    400
    216
    310
    340
    1210
    300
    315
    660
    585
    16-39
    450
    222
    330
    380
    1335
    575
    714
    685
    610
    20-39
    500
    229
    350
    410
    1415
    575
    714
    755
    670
    20-42

    The best quality, first-class service Qigao creates more value for you!

    "Qigao Valve" expects to continuously improve service quality and strive for excellence. "Sincere service" is the eternal theme of "Qigao". "Qigao" strictly followsIS09001-2000 Quality system certification requirements, strict quality control, responsibility to people, to ensure the healthy operation of production, sales and service. Strengthen communication with users and provide quality products to our customers with perfection and perfect service. Hereby our factory makes the following commitments:

    Product Standards:

    Products in strict accordance with ChinaGB、HG Standard and USAPISuch as standard design, manufacturing, acceptance. The hardness of the sealing surface meets the requirements of the state and the width exceeds the national standard.

    pre-sale service:

    Product introduction, technical exchange, non-standard product design, troubleshooting。

    Sale service:

    A trustworthy contract guarantees timely delivery and keeps in touch with customers. For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

    After sales service:

    1、"Qigao" brand product quality period is from the factory12In the month, the implementation of the "three guarantees" service (return, replacement, warranty).

    2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions, so as to further improve product quality.

    3、Respond quickly to the quality of user complaints, after-sales service personnel rushed to the scene in 24-36 hours (48 hours outside the province).

    4、For after-sales service, users are required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of Qigao.

    1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.:

    a、Structure length;

    b、Connection Type;

    c、Nominal diameter, full diameter, reduced diameter, pipe size;

    d、Operating medium and temperature, pressure range;

    e、Tests, inspection standards and other requirements

    2、The factory can configure various types of driving devices according to customer's specific requirements.。

    3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

    4、For futures and order customers, please call us in advance to tell the required valve model, specification, quantity, delivery time and location, and timely transfer to the factory account according to the total 30% deposit or full payment. The rest of the payment is pending. Import before shipment to arrange delivery in time.

     

    Order Process:

    1、Customer purchase list fax to021-33872143,Or call us 021-33872141

    2、Receive customer purchase list, provide valve model selection and quotation (price list)。

    3、Specific agreement: delivery date, special requirements, etc.。

    download Google:

    1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.:

    a、Structure length;

    b、Connection Type;

    c、Nominal diameter, full diameter, reduced diameter, pipe size;

    d、Operating medium and temperature, pressure range;

    e、Tests, inspection standards and other requirements

    2、The factory can configure various types of driving devices according to customer's specific requirements.。

    3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

    4、For futures and order customers, please call us first to tell the required valve model, specifications, quantity, delivery time and location, and press the total30%The deposit or full payment will be remitted to our factory account in time., The rest of the payment will be remitted before shipment to arrange delivery in time.。

    Sale service:

    Trustworthy contract, guarantee timely delivery, keep in touch with customers at any time。

    For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

    After sales service:

    1、"Qigao" product quality period is from the factory12Month, practiceThree packsService (return, replacement, warranty)。

    2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions.,
    In order to further improve product quality。

    3、Respond quickly to the quality of user complaints, after-sales service personnel24-36Hours (outside the province48Hour) rushed to the scene。

    4、For after-sales service, the user is required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of “Qigao”.。

    statement

    1. All text, data and pictures in this article are for reference only.D643H pneumatic flange hard seal butterfly valvePlease contact us at 4000-700-665 for details of performance, size and price.
    2. If there is no explanation, this article is original, reprint, please indicate the address of this article, thank you for your cooperation!
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