About Us

We are a leading ball valve manufacturer with an API 6D and API 607 certificate. The ball valves mainly serve the oil, gas, and petrochemical industries.

The majority of our ball valves are exported to the American and European markets. All the ball valves meet advanced international standards such as API, ANSI, BS, and DIN.

The ball valves mainly consist of trunnion mounted ball valves and floating ball valves. They have side or top entry, bolted-body or fully welded construction, with soft or metal seated.

Sizes range from 1/2" to 48", pressure ranges from Class 150 to 2500, and working temperatures range from -196 degrees Celsius to 650 degrees Celsius. The body material includes carbon steel, stainless steel, duplex steel, aluminum bronze, and special alloys such as inconel 625, monel, titanium, hastelloy, and others.

ball valve factory View

Quality Control

Relia is a valve manufacturer with ISO 9001 and CE certification, our operation is strictly according to the system. The quality control mainly includes the contract review, valve design, raw material purchase, dimension inspection, pressure test, painting, packing and documentations. NDT test are available such as PT, MT, UT, hardness test, Impact test, tensile test, and X-ray etc.

Every customer is different, Relia always look to fulfill every customer' needs. We will strive to be your valve supplier with competitive pricing, high-quality valves, and reliable customer service.