今年初,锦州矿山机械厂自制的一台直径2.65米、高3米、容量17立方米的立式二氧化碳贮罐爆炸。爆破点是由下封头与筒壳连接的周向焊缝处撕开。筒壳与上封头一起飞出5米,落到居民房内,造成很大损失。 这次事故的原因,主要是该厂不按国家规定的要求制造受压容器,采用了角焊缝,制造 Earlier this year, Jinzhou Mining Machinery Factory homemade a diameter of 2.65 meters, 3 meters high, capacity 17 cubic meters of vertical carbon dioxide storage tank explosion. The blasting point is torn by the circumferential weld connecting the lower head to the shell. The shell and the head with the head fly 5 meters, fell to the residents room, causing great losses. The reason for the accident, mainly because the factory does not follow the national requirements of the manufacture of pressure vessels, the use of fillet welds, manufacturing