德国奥玛（AUMA）API526系列为弹簧加载型全启式安全阀，连接方式为法兰连接。它完全符合API520标准要求，被广泛应用于石油化工领域，包括海上和陆上。

 产品规格：
    1″到8″七种阀门尺寸；D到T 14种喷嘴型式；WCB、WC6、CF8M和其他特殊材质；设定压力最大可达413.7 bar-g (6000 psig)；温度从-268℃(-450oF)到538℃(1000oF)；法兰压力等级从#150至#2500。

法兰连接安全阀
(AUMA) 441/442/444系列为弹簧加载型全启式安全阀，连接方式为法兰连接。它们能在过压超出设定压力的5%时快速打开，特别适用于介质为蒸汽和气体且必须迅速排放最大流量的应用场所。
产品规格：
    DN20 (3/4″)到DN400 (16″)多种阀门尺寸；铸铁、WCB、CF8M和其他特殊材质；设定压力最大可达40 bar-g；温度从-270℃(-454oF)到550℃(1022 oF)；法兰压力等级从#150 (PN16)至#300 (PN40)

螺纹连接安全阀
  (AUMA)  437/438/439  459/462系列为高功效螺纹连接安全阀，其连接方式根据用户需要也可加工成法兰连接。
产品规格：
    3/8″到1″四种阀门尺寸；430F、316L和其他特殊材质；设定压力最大可达390 bar-g；温度从-270℃(-454oF)到280℃(536oF)；法兰压力等级可达PN400

洁净型安全阀
    (AUMA)  481/483/484/485/488系列为清洁场合的专用安全阀。采用多种物均连接方式用于有特殊清洁要求的系统保护（“清洁生产”：食品系统、饮料、药品和化妆品生产）。
产品规格：
    1/2″到4″四种阀门尺寸；430F、316L和其他特殊材质；设定压力最大可达150 bar-g

用于苛刻环境安全阀
    (AUMA)  447/546系列为弹簧加载型安全阀，连接方式为法兰连接。用于工厂特殊工况，例如：强腐蚀介质，居毒介质，强背压。

Germany Omar (AUMA) API526 series of spring-loaded safety valve, connection flange connection. It is in full compliance with the requirements of API520 standard, is widely used in the petrochemical industry, including maritime and land.
 Specifications:
    1 "to 8" seven kinds of valve size; D to T 14 nozzle type; WCB, WC6, CF8M and other special materials; Setting pressure up to 413.7 bar-g (6000 psig); temperature from -268 ° C (- 450oF) to 538 ° C (1000oF); the flange pressure levels from # 150 to # 2500.
Flange connection safety valve
(AUMA) 441/442/444 series of spring-loaded safety valve, connection flange connection. They can in overvoltage exceeds 5% of the set pressure of the open quickly, particularly suitable for medium is steam and gas and must be rapid discharge of the application areas of the maximum flow.
Specifications:
    A variety of valve size DN20 (3/4 ") to DN400 (16"); cast iron, WCB, CF8M and other special materials; setting pressure up to 40 bar-g; temperature from -270 ℃ (-454oF) to 550 ℃ (1022 oF); the flange pressure levels from # 150 (PN16) to # 300 (PN40)
Threaded connection safety valve
  (AUMA) 437/438/439 459/462 Series safety valve, threaded connection for high efficiency and its connection can be processed into a flange connection according to user needs.
Specifications:
    3/8 "to 1" four valve size; 430F, 316L, and other special materials; setting pressure up to 390 bar-g; temperature from -270 ℃ (-454oF) to 280 ° C (536oF); Flange pressure grades up to PN400
Clean type safety valve
    (AUMA) 481/483/484/485/488 series of special safety valve for cleaning occasions. Using a variety of objects are connected to the system protection for special cleaning requirements ("clean production": the food system, beverages, pharmaceuticals and cosmetics production).
Specifications:
    1/2 "to 4" four valve size; 430F, 316L, and other special materials; setting pressure up to 150 bar-g
For harsh environment safety valve
    (AUMA) 447/546 series of spring-loaded safety valve, connection flange connection. Used for the a factory special conditions, example: strong corrosive media, ranking poison media, strong backpressure.