The vast sea of people, grateful to meet! Hello, you are currently browsing a physical enterprise focusing on pipeline expansion joint, pipeline power transmission joint, rubber joint products! Quality determines height, ingenuity determines the future Gongyi Zhongyuan Innovation Pipeline Equipment Co., Ltd has cultivated the market for many years, and has continuously improved the application of new technologies in [pipeline expansion joint, pipeline power transmission joint, rubber joint] products! friends call ZhongYuan water supply equipment [pipeline expansion joint, pipeline power transmission joint, rubber joint] technical engineers to learn more about the application of [pipeline expansion joint, pipeline power transmission joint, rubber joint] product new technology in practice.

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Consistent, high-quality service Luanda space flight Expansion joint customers

Chinese Cast iron expansion product manufacturer wishes young people and friends a happy International Youth Day

Time:2025/8/12 1:35:20

It is no accident to meet you! Welcome customer friends from Cast iron expansion! Today is 2025-10-17. A hundred years of birthday, a hundred years of struggle, wind and thunder, like rafters with a huge pen, HuazhangCongratulations on finding it,Innovation pipeline are the main Cast iron expansion product suppliers! Sincere cooperation, win-win development


August 12th is International Youth Day, a festival celebrating outstanding youth from around the world. As Innovation pipeline ( Cast iron expansion supplier), we should actively participate in the promotion and promotion of this festival, and make our contribution to supporting and encouraging the growth and development of young people.Through basic foreign trade knowledge learning and training, Innovation pipeline has mastered the rules and techniques of international trade, and provided more professional services to international Cast iron expansion customers.

Deep cultivation in the field enables Innovation pipeline to respond quickly to changes in market demand. As a Chinese Cast iron expansion product manufacturer, we have always been committed to promoting technological innovation and development, and also attach great importance to the growth and development of the younger generation. In the past year, we have continuously launched new Cast iron expansion products and services to meet the needs and expectations of young customers.

At the same time, we actively respond to the call of the government and society, support the education and career development of young people, and make our efforts to promote social progress and development.


Gongyi Zhongyuan Innovation Pipeline Equipment Co., Ltd has focused on the field Cast iron expansion for many years, Deep technical background, service excellence, and the company has profound technical background and rich experience. Due to the needs of customers and the market, Innovation pipeline has hired many engineering and technical personnel in recent years, which has greatly improved the technical content of Cast iron expansion and other products. The Innovation brand Cast iron expansion service has been unanimously praised by the majority of users.

→Graphical Introduction Information of Cast iron expansion←

Cast iron expansion

    ※Craftsman casting quality, Innovation Cast iron expansion Product information points:Cast iron expansion is the main product of our company, the use of cast iron QT410 flange type expansion generally has a good absorption of axial and radial displacement function, for the bending of the pipeline has a good adaptability, mainly cast iron material is relatively soft, suitable for large Angle compensation in the pipeline has a good effect. It has a good compensation effect for the axial displacement caused by the settlement of the pipeline. Compared with the steel pipeline expander and rubber joint, it has the high-quality characteristics of high temperature resistance and greater wear resistance. It is generally used in chemical pipelines and powder transportation pipelines.
  More industry application new knowledge can be obtained free of charge by telephone consulting Gongyi Zhongyuan Innovation Pipeline Equipment Co., Ltd customer service personnel.
  Flange connection standard: GB9115 standard.
   Working pressure:0.6MPa、1.0MPa、1.6MPa、2.5MPa、4.0MPa。
   Scope of application: Our company's cast iron expansion is mainly used in power plants, waterworks, sewage treatment plants, various chemical pipelines and oil pipelines.
  Pick up the phone and immediately consult Innovation pipeline technicians to obtain updated industry Cast iron expansion application experience.


Customer praise is the driving force of Innovation pipeline, and service optimization is the constant pursuit of Innovation pipeline.

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