Zhejiang Dongri Valve Co., Ltd.
Ball Valve Types Compared: Floating, Trunnion Mounted, Forged Steel & Metal Hard Sealed (2026 Guide)
A ball valve is almost always the right on/off isolation choice, but choosing the wrong sub-type — floating instead of trunnion mounted, cast instead of forged steel, or soft instead of metal hard sealed — quietly doubles your cost or fails the service. Zhejiang Dongri Valve Co., Ltd., a Chinese ball valve manufacturer and OEM/ODM supplier, builds all four designs to API 608 and API 6D. 1. Floating or Trunnion Mounted — Which Ball Valve Design Fits Your Line? Pick a floating ball valve for...
For a ball valve, "cryogenic" officially begins at −50 °C (−58 °F) under ISO 28921-1 and BS 6364 — but two earlier engineering gates matter just as much: −29 °C, where carbon steel requires impact testing, and −46 °C, the MSS SP-134 boundary. Below those lines, the body material, seat compound, bonnet length and test regime all change — not just the nameplate. Zhejiang Dongri Valve Co., Ltd., a Chinese cryogenic ball valve manufacturer producing DN15–DN1000 valves down to −196 °C, publishes...
Ball Valve, API Ball Valve, Floating Ball Valve, Trunnion Mounted & Forged Steel Ball Valve
Our heavy-duty ball valve series delivers secure flow control for oil, gas, chemical and pipeline industries. We manufacture API Ball Valve, flexible Floating Ball Valve, high-pressure Trunnion Mounted Ball Valve, wear-resistant Metal Hard Sealed Ball Valve, and robust Forged Steel Ball Valve. The floating ball valve works well under medium and low pressure, with simple structure and easy maintenance. Trunnion mounted ball valve is designed for large size and high-pressure working conditions,...
Pipeline systems for oil, gas and chemical industries demand robust shut-off valves that withstand high pressure and harsh media. Our Ball Valve product line includes API Ball Valve, Floating Ball Valve, Trunnion Mounted Ball Valve, Metal Hard Sealed Ball Valve and Forged Steel Ball Valve. The large trunnion mounted ball valves shown in the photo adopt heavy-duty forged steel body and fixed ball structure, delivering stable performance under high pressure and large diameter working conditions....
Zhejiang Dongri Valve Delivers Reliable Ball Valve Solutions for Global Industrial Pipelines
YONGJIA COUNTY, WENZHOU - Zhejiang Dongri Valve Co., Ltd., founded in 1996, is a professional valve enterprise integrating R&D, design, manufacturing and sales. Located in the Puyi Industrial Zone, Oubei Town, Yongjia County — renowned as the "Hometown of Pumps and Valves in China" — the company has built a solid reputation in the industry over nearly three decades. Complete Ball Valve Product Series The company's leading products are ball valves, featuring a comprehensive series that...
YONGJIA, WENZHOU, ZHEJIANG – Zhejiang Dongri Valve Co., Ltd., a professional valve enterprise founded in 1996 and located in the Puyi Industrial Zone, Oubei Town, Yongjia County — renowned as the "Hometown of Pumps and Valves in China" — continues to expand its leadership in ball valve manufacturing with a comprehensive product series, wide material and standard coverage, and proven reliability across demanding industrial applications. Company Profile & Manufacturing Expertise Integrating...
Yongjia, Wenzhou, Zhejiang, China — Zhejiang Dongri Valve Co., Ltd., a professional valve manufacturer founded in 1996, is strengthening its position as a trusted global supplier of precision-engineered ball valves for the petroleum, natural gas, chemical, energy, pharmaceutical, metallurgy and papermaking industries. Located in the Puyi Industrial Zone, Oubei Town, Yongjia County — widely known as the "Hometown of Pumps and Valves in China" — Dongri Valve integrates R&D, design,...
WENZHOU, ZHEJIANG, CHINA — Zhejiang Dongri Valve Co., Ltd., a premier valve enterprise integrating research and development, design, manufacturing, and sales, continues to solidify its position as a leading manufacturer of high-performance flow control solutions. With over 28 years of dedicated industry experience since its founding in 1996, the company has established a formidable reputation for engineering excellence, delivering reliable valve systems to critical infrastructure and industrial...
Zhejiang Dongri Valve Reinforces Industry Leadership with Comprehensive Fluid Control Solutions
WENZHOU, Zhejiang, China — August 15, 2026 — Zhejiang Dongri Valve Co., Ltd., a premier manufacturer in the fluid control sector, continues to solidify its position as an industry leader by delivering high-performance valve solutions tailored for demanding global applications. With over two decades of engineering excellence, the company is expanding its market footprint through continuous innovation and an unwavering commitment to quality in the valves and pumps manufacturing landscape. Founded...
Zhejiang Dongri Valve Celebrates Over 25 Years as a Premier Valve Manufacturer
WENZHOU, China – Since its founding in 1996, Zhejiang Dongri Valve Co., Ltd. has established itself as a leading professional enterprise in the valve industry. Located in the Puyi Industrial Zone of Yongjia County—renowned as the "Hometown of Pumps and Valves in China"—the company integrates research and development, design, manufacturing, and sales to serve a global market. Comprehensive Product Portfolio and Technical Expertise Zhejiang Dongri Valve specializes in a wide range of ball valves,...
Zhejiang Dongri Valve: A Trusted Name in Precision Valve Manufacturing Since 1996
WENZHOU, CHINA – For over two decades, Zhejiang Dongri Valve Co., Ltd. has been a cornerstone of the valve manufacturing industry. Established in 1996 and located in Oubei Town, Yongjia County—renowned as the "Hometown of Pumps and Valves in China"—the company has built a strong reputation as a professional enterprise that integrates research and development, design, manufacturing, and sales. ? A Comprehensive Range of High-Performance Ball Valves Dongri Valve specializes in a wide array of...
WENZHOU, China – Zhejiang Dongri Valve Co., Ltd., a professional valve enterprise founded in 1996, continues to solidify its position as a leader in the fluid control industry. Located in Oubei Town, Yongjia County—renowned as the "Hometown of Pumps and Valves in China"—the company integrates R&D, design, manufacturing, and sales to serve a global clientele. With nearly three decades of experience, Dongri Valve has established a strong reputation for quality and innovation, adhering to a...
Zhejiang Dongri Valve: A Premier Manufacturer of High-Performance Ball Valves
WENZHOU, ZHEJIANG — Since its establishment in 1996, Zhejiang Dongri Valve Co., Ltd. has solidified its position as a leading professional valve enterprise. Located in the Puyi Industrial Zone of Oubei Town, Yongjia County—renowned as the "Hometown of Pumps and Valves in China"—the company has built a strong reputation for integrating research and development, design, manufacturing, and sales into a seamless operation. For over two decades, Dongri Valve has been dedicated to producing...
Content Theme: The "Fire & Ice" Challenge
Headline: From -196℃ to 800℃: Can Your Valve Survive the Extreme? ❄️? Imagine a world where equipment freezes at -196℃ one day and melts at 800℃ the next. Sounds impossible? For Zhejiang Dongri Valve, this is just another day at the office. Since 1996, we haven't just been making valves; we've been mastering the art of extreme survival. Here is the "Dongri Survival Kit" for the toughest industries: ❄️ The Deep Freeze Squad (Cryogenic Masters) When LNG and liquid nitrogen are involved, ordinary...
Social Media Post (Titled: "The Struggle is Real... and so are our Valves")
Location: Oubei, Wenzhou, Zhejiang, China ? Posted: Thursday, May 28, 2026 Subject: It’s Thursday. We’re fighting the afternoon slump with industrial-grade determination (and coffee). Hello from the "Hometown of Pumps and Valves"! We know it’s Thursday, May 28th. If you’re reading this in your office, you’re probably running on: Willpower. The dream of a 3-day weekend. And maybe a third cup of coffee that tastes like motor oil. We feel you. Here at Zhejiang Dongri Valve, we’re also staring down...
By [Industry Analyst Name] | May 28, 2026 Wenzhou, China — As the global push for energy diversification accelerates in 2026, the demand for specialized industrial valves capable of withstanding extreme temperatures and high pressures has surged. A recent analysis of leading manufacturers in Zhejiang's Oubei industrial cluster highlights a significant shift towards advanced metallurgy and precision engineering, particularly in the production of Cryogenic Ball Valves and Forged Steel Valves. The...
Headline: Zhejiang Dongri Valve Expands Global Reach with Comprehensive API & Custom Ball Valve Solutions Dateline: Wenzhou, Zhejiang, China – May 28, 2026 – Zhejiang Dongri Valve Co., Ltd., a leading manufacturer of industrial valves based in the renowned "Hometown of Pumps and Valves" (Oubei, Yongjia), is reinforcing its position in the international market. Celebrating over 26 years of expertise since its establishment in 1996, the company continues to deliver high-performance ball valve...
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