In-line Maintenance Without Pipeline Disassembly Top Entry Floating Ball Valve Zero Leakage API 6D/6FA Oil Gas Chemical Use
Internal parts accessible from top; no need to remove valve from pipeline, saving 70% maintenance time.
Floating ball presses seat under medium pressure, ensuring zero leakage; PTFE/PEEK soft seat for corrosion resistance.
WCB/SS304/SS316 forged body, integrated casting, fewer leak points; anti-blowout stem & fire-safe design (API 607).
Straight-through full bore, minimal pressure loss, allows pigging; 90° quick on/off, low torque operation.
Suitable for oil, gas, chemical, water treatment; meets API 6D, ASME B16.34, CE, ISO standards.
Custom size (DN15-DN250), pressure (PN16-PN420), connection (flange/weld) available.
Anti-static device equipped, prevent static spark, safe for flammable medium
Double sealing packing structure, excellent sealing performance, long service life
High pressure and temperature resistance, stable performance under harsh working condition
Compact overall structure, easy installation and space saving
Wear-resistant sealing face, reduce friction loss, durable daily operation
Hand wheel manual drive, simple operation, flexible switch control
Strict factory pressure test, 100% leakage inspection before delivery
Anti-corrosion surface treatment, adapt complex chemical medium environment











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.