What are the main points of choosing a qualified fire extinguisher
Mark 1, see whether comprehensive, content shall be in the name of the fire extinguisher, fire extinguishing objects or classes, using method (with text or graphics), temperature, years of production, shelf life, such as fire extinguisher factory name, mark content is not complete as unqualified.
2. There must be a warning text that "once the fire extinguisher is opened, it shall not be reused or recharged". No warning text indicates disqualification.
3. The cylinder surface of the fire extinguisher should not be deformed, damaged or scratched, otherwise it is unqualified.
4, all equipped with pressure indicator simple fire extinguisher, the kinds of pressure indicator should be consistent with the type of fire extinguisher, dry powder fire extinguishers used by pressure on the dial indicator has F letters; The pressure indicator used for water and foam extinguishers has P letters on its dial. The type of pressure indicator is not suitable for the type of fire extinguisher. The pointer to the pressure indicator on the fire extinguisher should indicate the green area.
5. The outer diameter of the cylinder body of a simple fire extinguisher shall not exceed 75 mm, and the spray operation site of a simple fire extinguisher without handlebars shall be protected by a protective cover, otherwise it is unqualified.