Product introduction：

The VSSJA-2 double flanged limit expansion joint is composed of main components such as the body, sealing ring, gland, and expansion short pipe. On the basis of the original performance of the loose sleeve expansion joint, a limit device is added, and double nuts are used to lock the expansion amount. Let the business between us no longer distance, Key points of product knowledge in the nuclear power field that Tonga friends need to understand： The VSSJA-2 (B2F) double flange limit expansion joint is suitable for connecting both sides to the flange. During installation, adjust the connection length of both ends of the product, tighten the gland bolts diagonally and evenly, and then adjust the limit nut. This allows the pipeline to expand freely, lock the expansion amount, and ensure the operation of the pipeline. Easy decisions come from knowledge accumulation, Zhongyuan valve fittings reminds Tonga friends that this information is valuable: It is particularly suitable for connecting in pipelines with vibration, certain slopes, and bends.

[Product name] : VSSJA-2 Double flange limit expansion joint (B2F double flange loose limit compensation joint)

[Product alias] : double flange expansion joint, double flange limit expansion device, double flange limit expansion joint, double flange limit expansion joint

[Product Specification] : DN50-DN4000

[Product pressure] : 0.6-4.0MPa

[Product Certification] : ISO9001-2008

[Scope of application] : weak acid, weak base, weak corrosion, oil, hot water, cold water, etc

[Material] : Carbon steel, ductile iron, stainless steel

[Product color] : Blue, can be adjusted according to customer requirements

[Operating temperature] : -40 degrees to 180 degrees

Product advantage：

VSSJA-2(B2F) double flange limit expansion joint is the pipe can be freely expanded in the allowable expansion amount, once exceeds the maximum expansion amount to play the limit, to ensure the maximum operation of the pipeline, especially suitable for vibration or a certain degree of inclination and bend in the pipeline connection. ZhongYuan are always up-to-date with new developments in the industry, Zhongyuan valve fittings reminds Tonga friends to understand this information: The product has large expansion, convenient installation and is suitable for the pipe with two ends of the flange connection. VSSJA-2(B2F) double flange limit expansion joint can realize the compensation of pipeline axial displacement, and can greatly reduce the pipeline operation axial thrust, so as to extend the service life of the pipeline, protect the line running. Our service, for your wonderful, Reminder of product knowledge points for serving the Tonga nuclear power industry: And installed on the pipeline line can facilitate the disassembly and maintenance of the valve, and can overcome the bad influence of subsidence on the pipeline line.

product feature：

VSSJA-2(B2F) double flange limit expansion joint is suitable for both ends of the pipe line flange connection. When installing, adjust the installation length between the two ends of the product and the pipe or flange, tighten the gland bolt evenly diagonally, and then adjust the limit nut, so that the pipe can be freely expanded within the scope of expansion, lock the expansion amount, and the perfect operation of the pipe.

1, large expansion, long service life.

2, convenient valve disassembly, conducive to the pipeline regular maintenance.

3, This product can effectively protect the pipeline from the adverse effects brought by subsidence.

4, excellent material, stable operation.

VSSJA-2(B2F) double flange limit expansion joint is suitable for conveying sea water, fresh water, hot and cold water, drinking water, domestic sewage, crude oil, fuel oil, lubricating oil, refined oil, air, gas, temperature is not higher than 250 degrees steam and granular powder and other media.

Parts material：

Technical parameter：

Innovative production of VSSJA-2(B2F) double flange limit expansion joint is composed of body, sealing ring, gland, extension shortening pipe and other main components. 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 maximum expansion quantity. Information generates cognition, Key points of product knowledge in the field of nuclear power: The pipeline can be freely telescopic in the allowed amount of expansion, once it exceeds the maximum expansion of the limit, to ensure the maximum operation of the pipeline, especially suitable for vibration or a certain degree of inclination and bend in the pipeline connection.

Application field：

VSSJA-2 type double flange limit expansion joint is suitable for conveying sea water, fresh water, hot and cold water, drinking water, domestic sewage, crude oil, fuel oil, lubricating oil, refined oil, air, gas, temperature is not higher than 250 degrees steam and granular powder and other media.

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.  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. Customer satisfaction is the eternal pursuit of enterprises, Key Knowledge Points for Related Products in the nuclear power Industry that Tonga Friends Need to Understand:  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. Your needs, Zhongyuan valve fittings go all out, Zhongyuan valve fittings reminds Tonga friends that this information is helpful for choosing Chinese products: The hardness of the sealing surface shall meet the requirements stipulated by the state, and the width shall exceed the national standards.

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. We make the buying process simple and our products easy to use, Zhongyuan valve fittings reminds Tonga friends to understand this information: 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. 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!

Reasons for choosing innovative pipelines：

Innovative water supply equipment, based on the advantages of Construction of chemical and municipal pipelines in power plants industry, focuses on "win-win cooperation" Construction of chemical and municipal pipelines in power plants VSSJA-2 double flanged limit expansion joint service provider -- Innovative water supply equipment's business philosophy can be summarized into eight words "honesty based, win-win development". Tonga Expansion joint VSSJA-2 double flanged limit expansion joint rest assured enterprises--Zhongyuan valve fittings customer service Key Knowledge Reminder: Innovative water supply equipment has always implemented this concept well for both its internal employees and its external VSSJA-2 double flanged limit expansion joint partners, thus gaining long-term good business reputation and cooperative relations in the Construction of chemical and municipal pipelines in power plants field and promoting the stable development of Innovative water supply equipment.

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.

Many VSSJA-2 double flanged limit expansion joint customers choose Zhongyuan valve fittings, and the key word is "integrity culture" nuclear power VSSJA-2 double flanged limit expansion joint service provider -- Zhongyuan valve fittings firmly believes that cultural construction consolidates people's hearts and casts a stable development of the team! Zhongyuan valve fittings, which has been focusing on the nuclear power field for many years and has been crafting VSSJA-2 double flanged limit expansion joint products for many years, has always attached great importance to the impact of cultural concepts on enterprises! Honesty is the foundation of establishing a career and a person. People can not establish without faith, and Zhongyuan valve fittings is the same. Zhongyuan valve fittings takes "credit based, wealth life" as the source of value, which not only shows the importance of integrity, but also shows that this is the foundation of enterprise development. Only with credit can promote Zhongyuan valve fittings VSSJA-2 double flanged limit expansion joint product upgrading and better serve nuclear power customers. "Honesty and trustworthiness" is an important professional quality of nuclear power industry practitioners.