1、RUSTPROOF MATERIAL: The valve is made of stainless steel, rustproof, possess long service life. Suitable for frequent operation, quick and light opening and closing 2、RELIABLE AND DURABLE: The ball valve is durable, has good performance after multiple cycles, reliable, and can be safely closed even after a long time out of service 3、INDUSTRIAL OR COMMERCIAL USE: The ease of operation, maintenance and versatility of ball valves make them suitable for a wide range of industrial uses 4、COMPACT AND CONVENIENT: Three way ball valve is easy to install, convenient to use. Simple structure with relatively small size, light weight, easy maintenance 5、LOW RESISTANCE AND NOISE: L type ball valve is not limited by the installation direction, the flow of the medium can be arbitrary, the liquid resistance is small, the sealing performance is good, no vibration or noise 6、APPLICABLE FLUID: Female ball valve is suitable for Q11F‑(16‑64) water, oil, steam; Q11F‑(16‑64) P nitric acid; Q11F‑(16‑64) R acetic acid