China Factory 1/2" Lead-Free Brass Press Ball Valve Full Port 250WOG NSF 61 for Plumbing HVAC
Lead-Free & Safe for Drinking Water, Made of lead-free dezincification-resistant brass, meets NSF/ANSI 61 standards, ideal for potable water applications.
Fast Press-Fit Installation ,No welding or threading required, compatible with standard copper pipes and press tools, saving installation time by 70%.
Full Port & High Flow Rate ,Full bore ball design minimizes flow resistance, ensuring maximum water flow without pressure drop.
Blow-Out Proof Stem, Reinforced valve stem structure prevents blowout under high pressure, ensuring long-term safety in plumbing systems.
Durable & Leak-Proof , Precision-machined body with PTFE seals, tested to 250WOG (1.7MPa), suitable for water, oil, and gas applications.
Wide Size Compatibility ,Available in 1/2" to 2" sizes, compatible with standard copper pipes, PEX, and press fit plumbing systems.







Qingdao Yida Tongtu Machinery Technology Co., Ltd., in the beautiful coastal city of Qingdao. Specializing in high-growth ventures such as valves and power equipment, the company is dedicated to providing comprehensive solutions for industries including petroleum, chemicals, and water utilities, empowering clients to grow and achieve success.
We are a cutting-edge trading enterprise specializing in one-stop industrial valve matching, deeply cultivating gate valves, globe valves, ball valves, check valves, butterfly valves, etc. Our main products include American standard API, German standard DIN, and Japanese standard JIS, suitable for various industries such as chemical, petroleum, gas, power, metallurgy, etc.
We selects qualified factories from the source, strictly controls product quality, adheres to the direct supply mode, and relies on the advantages of a streamlined and efficient team to achieve rapid implementation of customer demands. At the same time, we can provide customers with standard spot goods, non-standard customization, OEM, project batch matching, and a complete set of export documentation services, becoming a long-term stable valve procurement partner for customers with professionalism, reliability, and high cost-effectiveness.












Our mission is to offer "High Quality" & "Good Service" & "Fast Delivery" to help our clients to gain more profits.