锅炉和压力容器是具有爆炸危险的承压设备,国外工业发达国家对这类设备都有一套严格的管理制度。随着国民经济的迅速发展、我国锅炉压力容器数量逐年增多,锅炉压力容器安全可靠性问题逐步为人们所认识,引起了企业主管部门和单位领导的重视。一九七九年是事故最频繁的一年,发生了多起恶性事故。为 Boilers and pressure vessels are pressure-bearing equipment with an explosion risk. Developed countries in foreign countries have a strict management system for such equipment. With the rapid development of the national economy, the number of boilers and pressure vessels in our country has been increasing year by year, and the safety and reliability of boilers and pressure vessels have gradually become known to the public, which has attracted the attention of the department in charge of enterprises and the leaders of units. In 1979, the most frequent accident occurred and many serious accidents occurred. for