Three-piece flanged ball valve seat advanced poly ball many years experience in manufacturing and design of the seat, make sure the valve seal, low friction coefficient, low operating torque, a variety of seat materials, adapt to a wide range. Switch handle unmistakable: the flat head stem, and not connected to the handle of the dislocation, thus ensuring the switching state of the valve handle indicates a speech. Locking device: To prevent misuse switch valve, the valve is fully open, fully closed position with a locking hole, make sure the valve is in the correct position. Stem anti-fly structure: Stem for download type, to prevent fly compression, while after the fire, and the body to form a metal contact, ensure stem seal. Suitable medium: water, gas, oil, natural gas and acid corrosive media. Temperature: -40 ~ 350 ℃ driving modes: manual, pneumatic, electric, hydraulic, and so on. Nominal diameter: DN15-100 1/2 "~ 4" three-three-piece flanged ball valve flanged ball valve flanged three-valve Ordering Information: 1. Please provide details when ordering valve aperture size, place of delivery delivery time, packaging and value-added tax (1) body of work pressure (16.25.40.60.100, etc.) (2) valve nominal diameter (caliber) (3) Body material (cast iron, carbon steel WCB;. Stainless Steel 304.316) (4) Body Connection form;...... (inner flange welded external thread .. thread clamp clamp ferrules) (5) Body Structure on (Straight Tee, etc.) (. 6) valve packaging (paper and wooden box) 2. The company is committed to quality assurance and price concessions, the shelf life of one year; 3. three flanged ball valves are widely used in petroleum, chemical, power, metallurgy, textile, water conservancy, Food constraints, environmental protection, water treatment, building automation and other industrial machinery sector automatic control systems and non-automated systems. Always in good faith to create quality, quality of roots, faith-based philosophy, customer-centric, to provide users with full, comprehensive service purposes. You have to make the company's products also has a reliable service. I hope through the exchange of the company's products can be your ultimate choice!