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                Pilot type high sensitivity pressure reducing valve

                Pilot type high sensitivity pressure reducing valve
                • sell:021-32051999
                • sell:021-32050777
                • fax:021-66099555

                Details

                • Product Introduction
                • Service Promise
                • Ordering Process

                YD13H/YD43H pilot-type super-large diaphragm high sensitivity pressure relief valve is a new type of pilot-type super-large diaphragm pressure relief valve developed by referring to foreign advanced products. The pilot-type super-large diaphragm high sensitivity pressure relief valve has been greatly improved on the basis of ordinary pressure relief valve. The diaphragm uses a new material, and greatly processes the working area, so the valve upstream pressure or downstream load changes can be timely and accurate feedback to the main valve diaphragm, to adjust the opening of the main valve, to ensure the stability of downstream pressure. Another prominent feature of the pilot-operated super-large diaphragm pressure relief valve with high sensitivity is that multiple pilot valves can be installed and exchanged on the same valve body to realize temperature control, upstream pressure control and remote switching control while stabilizing the pressure.


                Main technical parameters

                公称压力(Mpa)
                2.5
                壳体试验压力(Mpa)*
                3.75
                密封试验压力(Mpa)
                2.5
                MAX进口压力(Mpa)
                2.5
                出口压力連連搖頭范围(Mpa)
                0.02-1.6
                压力特性偏差(Mpa)△P2P
                GB12244-1989
                流量特性什么厚報偏差(Mpa)P2G
                GB12244-1989
                渗漏量
                GB12245-1989


                * shell test does not include diaphragm and bonnet.


                Material of main parts


                零件名称
                零件材料
                阀体 阀盖
                WCB
                阀座
                2Cr13
                阀瓣
                2Cr13
                阀杆
                2Cr13
                膜片
                1Cr18Ni9Ti
                调节弹簧
                60Si2Mn


                Discharge coefficient Cv


                DN
                15
                20
                25
                32
                40
                50
                Cv
                2.9
                5.3
                8.6
                11.6
                16.5
                29.1


                Main dimensions
                YD13H pilot type super large diaphragm high sensitivity pressure reducing valve (internal thread)


                DN
                Rc
                L
                H1
                H
                D
                15
                1/2
                147
                221
                133
                185
                20
                3/4
                154
                224
                136
                185
                25
                1
                160
                235
                145
                207
                32
                1-1/4
                180
                236
                156
                207
                40
                1-1/2
                200
                238
                176
                255
                50
                2
                230
                246
                183
                255


                YD43H pilot type super large diaphragm high sensitivity pressure reducing valve (flange)


                DN
                L
                H1
                H
                D
                15
                147
                235
                145
                207
                20
                154
                235
                145
                207
                25
                160
                235
                145
                207
                32
                180
                250
                160
                220
                40
                16
                250
                160
                220
                50
                230
                270
                180
                220


                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.Pilot type high sensitivity pressure reducing 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!