Product information:

Double flange limit expansion joint is composed of body, sealing ring, gland, extension shortening pipe and other main components. North Korea customers trusted manufacturing partner, Key product knowledge points in the field of petrifaction that North Korea friends need to understand: On the basis of the original performance of the loose sleeve expansion joint, a limiting device is added, and double nuts are used to lock the limited expansion. The pipeline can be measured in the allowable amount of expansion and expansion, once it exceeds the specified expansion and expansion of the limit, to ensure the smooth operation of the pipeline.

Application field:

Double flange limit expansion joint is suitable for both sides are connected with the flange, adjust the connection length between the two ends of the product and the flange when installing, tighten the gland bolt evenly diagonally, and then adjust the limit nut, so that the pipeline can be freely expanded within the scope of expansion, lock expansion, to ensure the safe operation of the pipeline. Develop the North Korea Market with brands and impress North Korea customers with services, Key points of product knowledge in the field of petrifaction: It is widely used in water supply, drainage, sewage treatment plant, electric power, steel, petrochemical, urban construction, water purification plant and other industries.

Product Photograph:

Reasons for choosing innovative pipelines：

Innovative water supply equipment The reason for winning the praise of Double flange limit expansion joint customers, the key word "innovative spirit" Construction of chemical and municipal pipelines in power plants Double flange limit expansion joint service provider - Innovative water supply equipment About "professional innovation", Innovative water supply equipment people agree that the "professional innovation" we advocate is not blind innovation, but innovation based on Construction of chemical and municipal pipelines in power plants specialty. Zhongyuan valve fittings Reminder North Korea Friends can refer to these knowledge: Only when we improve our professional level in Construction of chemical and municipal pipelines in power plants can we put forward more constructive and innovative ideas. Professional innovation also echoes the "Innovative water supply equipment craftsman spirit" proposed by the company, and can provide more feasible Construction of chemical and municipal pipelines in power plants Double flange limit expansion joint product suggestions and solutions for the company. Such innovation is valuable to Construction of chemical and municipal pipelines in power plants industry customers.

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. Our customers want the best, so we provide the best, Zhongyuan valve fittings reminds North Korea friends that this information is helpful for choosing Chinese products: 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. 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. Inspiring the world through innovation, Reminder of product knowledge points for serving the North Korea petrifaction industry: 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.

petrifaction The reason why customers choose North Korea Waterproof casing Double flange limit expansion joint supplier--Zhongyuan valve fittings to cooperate, the key word "word of mouth" petrifaction Double flange limit expansion joint service provider -- Zhongyuan valve fittings firmly believes that word of mouth is the marketing method, and "wine is not afraid of the depth of the alley" is the reflection of the peak of word of mouth marketing. Double flange limit expansion joint The technical content of the product is often the key to petrifaction Double flange limit expansion joint customer selection and judgment! In recent years, [Asia Waterproof casing honest cooperative enterprise Zhongyuan valve fittings North Korea Double flange limit expansion joint cross-border product service station] is injecting new technology into the products and upgrading the products. Strength comes from technological innovation, and reputation comes from stable quality! Double flange limit expansion joint Only by creating valuable products in the petrifaction industry and winning the reputation of customers can Zhongyuan valve fittings move to the industry stage. Zhongyuan valve fittings principal believes that to make petrifaction industry customers recognize your company, you must first have the Double flange limit expansion joint product you can produce. Zhongyuan valve fittings has always believed in the principle of doing things: no matter how many things you have made, Zhongyuan valve fittings flagship products Double flange limit expansion joint should always maintain a good standard, so that petrifaction Double flange limit expansion joint customers will give back good comments after using them. Then the word of mouth of petrifaction Double flange limit expansion joint products will go out.