1. You should quickly hid in a building protected by lightning protection facilities, or in a deep cave. The car is an ideal place to avoid lightning strikes. 2. Keep away from trees, poles, chimneys, and other pointed and isolated objects. It is not advisable to enter isolated huts, guard posts and other low-rise buildings. Absolutely away from power lines. 3. Find a low-lying place to kneel down, bring your feet together, place your hands on your lap, and bend your body forward. Be careful not to crowd together or hold hands together. 4. In an open space, don't use an umbrella and put a metal tool such as a hoe on your shoulder. 5. Do not swim or engage in water operations and leave the water and other open spaces as soon as possible. 6. Thunderstorm weather should not be open motorcycles, riding a self-selected car on the road, avoid lightning when thunder. Indoor lightning protection: 1. Be sure to close the doors and windows as far as possible away from doors and windows, balconies and outside walls. 2. Do not rely on pipes or touch any metal pipes in the room. 3. It is best not to use any household appliances in the room, it is recommended to remove all power plugs. 4. Do not use solar water heaters for bathing during lightning weather. 5. When a lightning strike fire occurs, it is necessary to cut off the power quickly, not to splash water on fire, and to use a special extinguisher such as a dry fire extinguisher to extinguish the fire, and promptly dial “119†or “110†to call the police. Judging if the lightning came Listening and watching the weather forecast can be estimated through the senses 1. Looking up at the weather: When the thick air in the sky (cumulative clouds) begins to build up and get darker, and the cloud top develops rapidly, there is a possibility of thunderstorms. At this time, we must find a way to escape to safe places as soon as possible. 2. Listen to noise: If you hear harsh noise from a small radio, it means that there may be thunder clouds nearby. 3. Estimating Distance: The easiest way to determine when a thunderstorm will arrive is to determine the distance between your location and your lightning by counting the time between lightning and hearing thunder when you see the lightning. If the interval is long, it means that the lightning ionizes you far, and vice versa.
Ningbo RMI Plastic Co.,Ltd offer several models of PP and PPH ball valves, include true union PP/PPH BALL VALVE, flanged PP/PPH Ball Valve, gear type PP/PPH ball valve, three way PPH ball valve, electric PP/PPH ball valve, pneumatic PP/PPH ball valve. designed as per standard DIN, ANSI, JIS, BS, CNS. pressure rate by PN10, PN16, 150LB. PP ball valve is widely used for water treatment, mining factory, steel plant, chemical factory, etc.
Ningbo RMI Plastic Co.,Ltd offer PP ball valve with specification:
Size:DN15~DN300 (1/2 inch ~ 12 inch) PP Ball Valve,PP Flange Ball Valve,PPH Ball Valve,FRPP Ball Valve Ningbo RMI Plastic Co.,Ltd , https://www.rmiplast.com
Outdoor lightning protection:
Connection: Flange DIN PN10, ANSI CL150, JIS10K; socket DIN, ANSI, JIS, CNS, BS; Thread BSPT, NPT.
Body Material:PP, FRPP, PPH
Seal material:EPDM;FPM
Seat Material:PTFE; PP
Design pressure:1.0Mpa(PN10 bar)
Indoor and outdoor lightning protection and judgment methods