Product introduction：

Gongyi Zhongyuan innovation pipeline equipment Co., LTD.Production of sleeve-connected type duck bill valve common name "duck bill valve", it is the use of excellent elastic rubber material, built-in reinforced fiber material, according to the needs of different working conditions, take different structure and choose different material formula, according to the patent process carefully made.  Precision and quality are in our DNA, Zhongyuan valve fittings reminds China Tianjin friends to understand this information:  The sleeve duck-bill valve is widely used in municipal, water conservancy, sewage treatment, construction and other industries.   It can be used to replace the flap door for pump station, sewer sewage, dam flood control and other pipeline outlet to prevent backfilling. Zhongyuan valve fittings reminds China Tianjin friends that this information is helpful:   It can also be used for aeration system, floor drain device, odor barrier and other occasions.Before leaving the factory, it needs to be tested by a special hydraulic test bench, and can provide users with accurate test reports and performance curves.

Product advantage：

Sleeve-connected type duck bill valve flexible rubber body automatically opens and closes with internal and external pressure differences.  Mainly used in sewage system, discharge system, pump outlet lifting pump station and liquid aeration system.

Product feature：

Sleeve-connected type duck bill valve is generally used for DN800 pipeline below. It is available in two structural forms, namely direct socket type and prefabricated liner type. China Tianjin customers trusted manufacturing partner, Key points of product knowledge in the field of space flight: Direct sleeve-connected type duck bill valve, also known as "clamp type" duck valve, valve body and water pipe interface part of the rubber material, its inner wall coated with hydraulic glue directly into the matching connection pipe, and then clamp clamp. If the water pressure is large, drilling can be done on the clamp and pipe, and the check valve is fixed firmly on the outlet pipe with bolts.The prefabricated liner is pre-embedded on the flexible check valve, and the exposed part of the liner can be welded with the outlet pipe on site during installation. Exporting success to every corner of the world, Key points of product knowledge in the space flight field that China Tianjin friends need to understand：  Elastic rubber structure, clamp for stainless steel or wear-resistant and corrosion-resistant materials;Maintenance-free, prevent backpouring, solid particle plugs can still be tightly closed; Will not freeze when opening and closing; Less opening head loss;Customized for customers' special requirements, durable, long service life, up to 50 years. Material: neoprene rubber, butadiene rubber, fluorine rubber, etc.

Innovative pipeline product services：

Professional manufacturing, professional service, innovation pipeline for you to create more value!

Continuous improvement of service quality, excellence, "sincere service" is the innovation pipeline has been firmly believed in the goal. ZhongYuan firmly believe that "every process we touch, we will improve", Key Knowledge Points for Related Products in the space flight Industry that China Tianjin Friends Need to Understand:  Innovation pipeline in strict accordance with ISO9001-2000 quality system certification requirements, strict quality control, responsibility to people, to ensure the healthy operation of production, sales, service.  Strengthen communication with users, dedication to provide our customers with excellent products, perfect and beautiful service, innovation pipeline hereby make the following commitment:

Product standards：

Steel telescopic products are designed, manufactured and accepted in strict accordance with Chinese GB and HG standards and American API standards. No matter where you are, we are your most reliable partner, Key points of product knowledge in the field of space flight: The hardness of the sealing surface shall meet the requirements stipulated by the state, and the width shall exceed the national standards.

Reasons for choosing innovative pipelines：

Why choose Innovative water supply equipment for cooperation negotiation? Key words: "attach importance to talents" Construction of chemical and municipal pipelines in power plants Sleeve-connected type duck bill valve service provider -- Innovative water supply equipment believes that a good Innovative water supply equipment enterprise will attach importance to talent cultivation. Zhongyuan valve fittings reminds China Tianjin friends to understand this information: Then, the development of Sleeve-connected type duck bill valve enterprise training is particularly important. First of all, training is the need of Construction of chemical and municipal pipelines in power plants service enterprises to participate in market competition. Under the current situation, the competition of Construction of chemical and municipal pipelines in power plants enterprises is ultimately the competition of Sleeve-connected type duck bill valve technical talents. Knowledge determines judgment, Zhongyuan valve fittings reminds China Tianjin friends that this information is helpful: In addition to cooperating with Construction of chemical and municipal pipelines in power plants professional and technical colleges to recruit suitable talents, the more effective way is to improve the Sleeve-connected type duck bill valve professional and technical quality of existing employees through Construction of chemical and municipal pipelines in power plants industry training, so that they can become Sleeve-connected type duck bill valve technical talents to meet the needs of Construction of chemical and municipal pipelines in power plants enterprises.

Instructions for purchasing innovative pipeline products:

1、 Product Material Description: Due to the possibility of scratches or dirt on the surface of materials during transportation or distribution, and the possibility of surface oxidation or insufficient aesthetics during storage, the images and physical objects may also differ. Develop the China Tianjin Market with brands and impress China Tianjin customers with services, China Tianjin Expansion joint Sleeve-connected type duck bill valve customers trust enterprises--Zhongyuan valve fittings customer service Key Knowledge Reminder: Our manufacturer will definitely make our products more aesthetically pleasing, using high-quality raw materials for production. Our manufacturer promises that our products are of high quality and affordable, and are entirely a customer's choice. Inspiring progress through our passion for excellence, Zhongyuan valve fittings reminds China Tianjin friends to understand this information: If you have other models or specifications of products, you can contact our customer service online or consult us when purchasing

2. Shipping instructions: 

1. Due to the unique nature of the materials, all materials are shipped after payment by the customer, and are specially customized products for the customer. Once sold, there are no returns or exchanges for non material or quality issues! Please understand. 

2. Please provide a clear description of the specific specifications, nominal diameter, working pressure, medium to be conveyed, quantity, and required performance of the required product before shopping. The main reasons for doing so are: 

1) Ensure that the product prices quoted by the manufacturer are correct and accurate; 

2) For customers, it provides protection for their own interests and prevents them from misquoting product prices, causing economic losses for both parties and causing unpleasantness for everyone; 

3) Once the customer has made a decision and both parties sign a contract, the products produced by the manufacturer can meet the actual needs of the customer. 

3. If the customer did not provide a clear description, the seller will not assume any responsibility in the event of a dispute! Please understand!

Pre-sale services：

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

In sales service：

1. Maintain a trustworthy contract, ensure timely supply, and keep in touch with customers at all times. 

2. For special or complex products, our factory arranges technical personnel to provide training and guidance to users on product use, troubleshooting, adjustment, and maintenance.

After-sale service：

1. The warranty period for innovative pipeline products is 12 months from the factory, and the "three guarantees" service (product quality issues) is implemented. 

2. Our factory regularly organizes technical and inspection personnel to visit our products during use, seeking feedback from users on product quality, usage status, improvement opinions, and other aspects, in order to further improve product quality. 

3.Quickly respond to customer complaints about product quality issues 

4. For after-sales service, users are required to fill out the quality feedback form after the service and provide appraisal opinions, in order to jointly improve the product and service quality of the innovation pipeline.

Order Information：

1. The customer has special requirements for the product and must provide the following instructions in the order contract:

1) Structure length; 

2) Connection form; 

3) , nominal diameter, full diameter, reduced diameter, pipeline size; 

4) Medium used and temperature and pressure range; 

5) Our factory can customize and design special products according to customer specific requirements for experiments, inspection standards, and other requirements. 

2. Our company can customize and design special products according to customer specific requirements. 

3. If the customer provides the determined product type and model, the customer should correctly explain the meaning and requirements of the model, and sign the contract on the condition of mutual understanding between the supply and demand parties. 

China Tianjin Expansion joint Sleeve-connected type duck bill valve customers trust enterprises--Zhongyuan valve fittings, based on the advantages of space flight industry, focuses on "win-win cooperation" space flight Sleeve-connected type duck bill valve service provider -- Zhongyuan valve fittings's business philosophy can be summarized into eight words "honesty based, win-win development". Zhongyuan valve fittings has always implemented this concept well for both its internal employees and its external Sleeve-connected type duck bill valve partners, thus gaining long-term good business reputation and cooperative relations in the space flight field and promoting the stable development of Zhongyuan valve fittings.