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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
            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
            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
            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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