Features 1、IMPACT RESISTANT: Adjustable ball valve lock have good insulation, good quality materials guarantee firm use, not easy to corrode, impact resistant 2、FOR FLAMMABLE AND EXPLOSIVE PLACES: Valve lock is suitable for industrial, chemical, electric power, petroleum, coal mine, flammable and explosive places 3、FOR 1.3CM-6.4CM PIPE DIAMETER: Suitable for ball valves whose pipe diameter is less than 1.3cm-6.4cm in the closed state, and the lockable range is reduced to 1.3CM-3.2CM when the valve is open 4、FOR DN8-DN50 BALL VALVE: Ball valve lockout device is suitable for DN8-DN50 ball valve, very useful and practical 5、GOOD HEAT RESISTANCE: Made of Polypropylene PP material, non toxic and environmentally friendly, with good heat resistance and good chemical stability Specification Item Type: Ball Valve Lockout Device Model: ASBV-01 Material: Polypropylene PP Uses: Suitable for industrial, chemical, electric power, petroleum, coal mine, flammable and explosive places Scope of Application: Suitable for DN8-DN50 ball valves Package List 1 x Ball Valve Lockout