一、常见的安全阀一般有以下几种：1、按整体结构和加载结构的形式可分为重锤杠杆式安全阀、弹簧式安全阀和控制式3种。2、按阀瓣式开启高度与阀流通直径之比可分为微启式和全启式安全阀。3、按安全阀气体排放的方式可以分为全封闭式、半封闭式和敞开式3种R900716552DBE6-10/200G24K4VR900741477DBE6-10/200YG24K4MR900916045DBE6-10/315YG24NK4MR900916046DBE6-10/50G24NK4MR900916047DBE6-10/200G24K4MR900916048DBE6-10/200G24NK4MR900916244DBE6-10/100YG24NK4MR900924428DBE6-10/100G24NK4MR900936001DBE6-10/200YG24NK4MR900938004DBE6-10/315YG24NK4VR900943833DBE6-10/315YG24K4MR900945295DBE6-10/350G24NK4MR900959519DBE6-10/350YG24NK4MR901157255DBE6-10/50G24NK4VR900546986DBEE6-10/315G24K31MR900546987DBEE6-10/315YG24K31M)