Focus on the development and manufacturing of high-quality valves

Welcome to Dongbao, an expert in the development of butterfly valves under severe conditions, and an integrated fluid control solution.
About Dongbao
News
Culture gathers strength, management creates performance, and talents promote development.
The construction of Dongbao's talent team, the establishment of corporate culture, and incentives are implemented to enable the company to survive and develop in the fierce market competition and lay the foundation for the creation of a first-class enterprise
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We provide technical support for your needs
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Service
Based on their high standards, intellectual property rights and industry certifications, DBV people are always full of enthusiasm to make customers feel relieved and satisfied!
History
Our growth story is accompanied by the rapid rise of China’s economic and professional fields in the past ten years. Dongbao’s success is not only attributed to those outstanding leaders, but also to the values, innovation, and partnership that have been deeply rooted in the heart. , Proprietary technology, and reliable product quality.
Technical advantages
A worker must first sharpen his tools if he wants to do his job well. Through a complete operating process and a strict quality control system, Dongbao uses a systematic, standardized and standardized operation to ensure long-term and stable supply of high-quality products to the market.
Star Products
三偏心全金属双向压对焊蝶阀
主要特点:三偏心密封蝶阀,当阀门处于全开状态时,蝶板密封面会全部偏离开阀座密封面。当蝶板从0开到90度时,蝶板密封面逐渐离开阀座密封面,阀门开启。当蝶板从90开到0度时,蝶板密封面
焊接蝶阀系列
三偏心全金属双向压法兰蝶阀
主要特点:三偏心密封蝶阀,当阀门处于全开状态时,蝶板密封面会全部偏离开阀座密封面。当蝶板从0开到90度时,蝶板密封面逐渐离开阀座密封面,阀门开启。当蝶板从90开到0度时,蝶板密封面
法兰蝶阀系列
三偏心全金属双向压对夹蝶阀
主要特点:三偏心密封蝶阀,当阀门处于全开状态时,蝶板密封面会全部偏离开阀座密封面。当蝶板从0开到90度时,蝶板密封面逐渐离开阀座密封面,阀门开启。当蝶板从90开到0度时,蝶板密封面
对夹蝶阀系列
三偏心全金属双向压凸耳蝶阀
主要特点:三偏心密封蝶阀,当阀门处于全开状态时,蝶板密封面会全部偏离开阀座密封面。当蝶板从0开到90度时,蝶板密封面逐渐离开阀座密封面,阀门开启。当蝶板从90开到0度时,蝶板密封面
凸耳蝶阀系列
锻钢浮动球阀
主要特点:锻钢浮动球阀工作原理:浮动球阀由两片阀座支撑一个浮动球。在介质的压力作用之下,球本身会产生一定的位移,以致压到阀座密封环的出口处,产生密封作用。浮动球阀根据结构可
浮动球阀系列
锻钢固定式球阀
主要特点:锻钢固定球阀可设计成分体式和三片式,带有两个在介质压力下可移动的浮动阀座。在阀座的底部配有特定的弹簧以确保两个阀座能够紧密的贴近球体。在介质压力的作用下,推动
固定球阀系列
Toho footprints around the world
From China, America and Europe to emerging markets such as Southeast Asia and the Middle East, our goal is to support local operations, accept the skills of emerging labor, and bring greater value and prosperity to the world.