·主要性能规范和使用范围Chiefpropertyandscopeofuse产品型号Producttype公称压力PN/MPaNominalpressure试验压力/MPaTeStDreSSure工作压力/MPaWorkingpressure工作温度/℃Workingtemperature适用介质Appicablemedium壳体强度Shellstrengthtest密封SealingP54P55P57J961(H/Y)-1OO101511///≤450水、蒸汽、油品Water，Steam,oilgoodsJ961(H/Y)-200203022///J961(H/Y)-250253828///蒸汽SteamJ961(H/Y)-320324836///J961Y-P54/1OOV/30221O//≤540J961Y-P54/140V/382814//J961Y-P54/170V/483617//J961Y-P55/1OOV/3828/1O/≤555J961Y-P55/140V/4836/14/J961Y-P55/170V/5339/17/J961Y-P57/1OOV/4836//1O≤570J961Y-P57/140V/5540//14J961Y-P57/170V/6044//17·主要尺寸Maindimensi***公称通径DNNominaldiarneterJ961(H,Y)-100、200、250、320J961Y-P54/100V、P54/140V、P54/170V主要外形尺寸和连接尺寸/mmMainexternalandconnectingdimensi***LD1D2D3∝H151501736/37.5o518201351702242/37.5o518251351702642/37.5o518321701803144/37.5o560402303860/37.5o54550(1)2505082/32o72850(2)3203505082/32o74865370260691OO11O32o829804004304708410813032o89810045556010714416532o913注：DN50为两种结构Note：TwotypeforDN50J961y-P55/100V、P55/140V、P55/170VJ961y-P57/100V、P57/140V、P57/170V151501740/37.5o518201351702246/37.5o518251351702646/37.5o518321701803149/37.5o560402303860/37.5o54550(1)2505090/32o72850(2)3203505090/32o748653702606910411532o829804004304708411O14032o89810045556010714817032o913)